# -*- coding: utf-8 -*-

"""
***************************************************************************
    GdalAlgorithmTests.py
    ---------------------
    Date                 : January 2016
    Copyright            : (C) 2016 by Matthias Kuhn
    Email                : matthias@opengis.ch
***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************
"""

__author__ = 'Matthias Kuhn'
__date__ = 'January 2016'
__copyright__ = '(C) 2016, Matthias Kuhn'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = ':%H$'

import AlgorithmsTestBase
from processing.algs.gdal.OgrToPostGis import OgrToPostGis
from processing.algs.gdal.GdalUtils import GdalUtils
from processing.algs.gdal.AssignProjection import AssignProjection
from processing.algs.gdal.Buffer import Buffer
from processing.algs.gdal.ClipRasterByExtent import ClipRasterByExtent
from processing.algs.gdal.ClipRasterByMask import ClipRasterByMask
from processing.algs.gdal.Dissolve import Dissolve
from processing.algs.gdal.gdal2tiles import gdal2tiles
from processing.algs.gdal.gdalcalc import gdalcalc
from processing.algs.gdal.gdaltindex import gdaltindex
from processing.algs.gdal.contour import contour
from processing.algs.gdal.gdalinfo import gdalinfo
from processing.algs.gdal.GridAverage import GridAverage
from processing.algs.gdal.GridDataMetrics import GridDataMetrics
from processing.algs.gdal.GridInverseDistance import GridInverseDistance
from processing.algs.gdal.GridInverseDistanceNearestNeighbor import GridInverseDistanceNearestNeighbor
from processing.algs.gdal.GridLinear import GridLinear
from processing.algs.gdal.GridNearestNeighbor import GridNearestNeighbor
from processing.algs.gdal.buildvrt import buildvrt
from processing.algs.gdal.hillshade import hillshade
from processing.algs.gdal.ogr2ogr import ogr2ogr
from processing.algs.gdal.ogrinfo import ogrinfo
from processing.algs.gdal.OffsetCurve import OffsetCurve
from processing.algs.gdal.OgrToPostGis import OgrToPostGis
from processing.algs.gdal.OneSideBuffer import OneSideBuffer
from processing.algs.gdal.PointsAlongLines import PointsAlongLines
from processing.algs.gdal.proximity import proximity
from processing.algs.gdal.rasterize import rasterize
from processing.algs.gdal.retile import retile
from processing.algs.gdal.translate import translate
from processing.algs.gdal.warp import warp
from processing.algs.gdal.fillnodata import fillnodata
from processing.algs.gdal.rearrange_bands import rearrange_bands
from processing.algs.gdal.gdaladdo import gdaladdo
from processing.algs.gdal.sieve import sieve
from processing.algs.gdal.gdal2xyz import gdal2xyz
from processing.algs.gdal.polygonize import polygonize

from processing.tools.system import isWindows

from qgis.core import (QgsProcessingContext,
                       QgsProcessingFeedback,
                       QgsCoordinateReferenceSystem,
                       QgsApplication,
                       QgsFeature,
                       QgsGeometry,
                       QgsPointXY,
                       QgsProject,
                       QgsVectorLayer,
                       QgsRectangle,
                       QgsProcessingException,
                       QgsProcessingFeatureSourceDefinition)
import nose2
import os
import shutil
import tempfile

from qgis.testing import (
    start_app,
    unittest
)

testDataPath = os.path.join(os.path.dirname(__file__), 'testdata')


class TestGdalAlgorithms(unittest.TestCase, AlgorithmsTestBase.AlgorithmsTest):

    @classmethod
    def setUpClass(cls):
        start_app()
        from processing.core.Processing import Processing
        Processing.initialize()
        cls.cleanup_paths = []

    @classmethod
    def tearDownClass(cls):
        for path in cls.cleanup_paths:
            shutil.rmtree(path)

    def test_definition_file(self):
        return 'gdal_algorithm_tests.yaml'

    def testCommandName(self):
        # Test that algorithms report a valid commandName
        p = QgsApplication.processingRegistry().providerById('gdal')
        for a in p.algorithms():
            self.assertTrue(a.commandName(), 'Algorithm {} has no commandName!'.format(a.id()))

    def testCommandNameInTags(self):
        # Test that algorithms commandName is present in provided tags
        p = QgsApplication.processingRegistry().providerById('gdal')
        for a in p.algorithms():
            self.assertTrue(a.commandName() in a.tags(), 'Algorithm {} commandName not found in tags!'.format(a.id()))

    def testNoParameters(self):
        # Test that algorithms throw QgsProcessingExceptions and not base Python
        # exceptions when no parameters specified
        p = QgsApplication.processingRegistry().providerById('gdal')
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        for a in p.algorithms():
            try:
                a.getConsoleCommands({}, context, feedback)
            except QgsProcessingException:
                pass

    def testGetOgrCompatibleSourceFromMemoryLayer(self):
        # create a memory layer and add to project and context
        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "testmem", "memory")
        self.assertTrue(layer.isValid())
        pr = layer.dataProvider()
        f = QgsFeature()
        f.setAttributes(["test", 123])
        f.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100, 200)))
        f2 = QgsFeature()
        f2.setAttributes(["test2", 457])
        f2.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100, 200)))
        self.assertTrue(pr.addFeatures([f, f2]))
        self.assertEqual(layer.featureCount(), 2)
        QgsProject.instance().addMapLayer(layer)
        context = QgsProcessingContext()
        context.setProject(QgsProject.instance())

        alg = QgsApplication.processingRegistry().createAlgorithmById('gdal:buffervectors')
        self.assertIsNotNone(alg)
        parameters = {'INPUT': 'testmem'}
        feedback = QgsProcessingFeedback()
        # check that memory layer is automatically saved out to shape when required by GDAL algorithms
        ogr_data_path, ogr_layer_name = alg.getOgrCompatibleSource('INPUT', parameters, context, feedback,
                                                                   executing=True)
        self.assertTrue(ogr_data_path)
        self.assertTrue(ogr_data_path.endswith('.shp'))
        self.assertTrue(os.path.exists(ogr_data_path))
        self.assertTrue(ogr_layer_name)

        # make sure that layer has correct features
        res = QgsVectorLayer(ogr_data_path, 'res')
        self.assertTrue(res.isValid())
        self.assertEqual(res.featureCount(), 2)

        # with memory layers - if not executing layer source should be ignored and replaced
        # with a dummy path, because:
        # - it has no meaning for the gdal command outside of QGIS, memory layers don't exist!
        # - we don't want to force an export of the whole memory layer to a temp file just to show the command preview
        # this might be very slow!
        ogr_data_path, ogr_layer_name = alg.getOgrCompatibleSource('INPUT', parameters, context, feedback,
                                                                   executing=False)
        self.assertEqual(ogr_data_path, 'path_to_data_file')
        self.assertEqual(ogr_layer_name, 'layer_name')

        QgsProject.instance().removeMapLayer(layer)

    def testGetOgrCompatibleSourceFromOgrLayer(self):
        p = QgsProject()
        source = os.path.join(testDataPath, 'points.gml')
        vl = QgsVectorLayer(source)
        self.assertTrue(vl.isValid())
        p.addMapLayer(vl)

        context = QgsProcessingContext()
        context.setProject(p)
        feedback = QgsProcessingFeedback()

        alg = ogr2ogr()
        alg.initAlgorithm()
        path, layer = alg.getOgrCompatibleSource('INPUT', {'INPUT': vl.id()}, context, feedback, True)
        self.assertEqual(path, source)
        path, layer = alg.getOgrCompatibleSource('INPUT', {'INPUT': vl.id()}, context, feedback, False)
        self.assertEqual(path, source)

        # with selected features only - if not executing, the 'selected features only' setting
        # should be ignored (because it has no meaning for the gdal command outside of QGIS!)
        parameters = {'INPUT': QgsProcessingFeatureSourceDefinition(vl.id(), True)}
        path, layer = alg.getOgrCompatibleSource('INPUT', parameters, context, feedback, False)
        self.assertEqual(path, source)

        # geopackage with layer
        source = os.path.join(testDataPath, 'custom', 'circular_strings.gpkg')
        vl2 = QgsVectorLayer(source + '|layername=circular_strings')
        self.assertTrue(vl2.isValid())
        p.addMapLayer(vl2)
        path, layer = alg.getOgrCompatibleSource('INPUT', {'INPUT': vl2.id()}, context, feedback, True)
        self.assertEqual(path, source)
        self.assertEqual(layer, 'circular_strings')
        vl3 = QgsVectorLayer(source + '|layername=circular_strings_with_line')
        self.assertTrue(vl3.isValid())
        p.addMapLayer(vl3)
        path, layer = alg.getOgrCompatibleSource('INPUT', {'INPUT': vl3.id()}, context, feedback, True)
        self.assertEqual(path, source)
        self.assertEqual(layer, 'circular_strings_with_line')

    def testGetOgrCompatibleSourceFromFeatureSource(self):
        # create a memory layer and add to project and context
        layer = QgsVectorLayer("Point?field=fldtxt:string&field=fldint:integer",
                               "testmem", "memory")
        self.assertTrue(layer.isValid())
        pr = layer.dataProvider()
        f = QgsFeature()
        f.setAttributes(["test", 123])
        f.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100, 200)))
        f2 = QgsFeature()
        f2.setAttributes(["test2", 457])
        f2.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(100, 200)))
        self.assertTrue(pr.addFeatures([f, f2]))
        self.assertEqual(layer.featureCount(), 2)
        # select first feature
        layer.selectByIds([next(layer.getFeatures()).id()])
        self.assertEqual(len(layer.selectedFeatureIds()), 1)
        QgsProject.instance().addMapLayer(layer)
        context = QgsProcessingContext()
        context.setProject(QgsProject.instance())

        alg = QgsApplication.processingRegistry().createAlgorithmById('gdal:buffervectors')
        self.assertIsNotNone(alg)
        parameters = {'INPUT': QgsProcessingFeatureSourceDefinition('testmem', True)}
        feedback = QgsProcessingFeedback()
        # check that memory layer is automatically saved out to shape when required by GDAL algorithms
        ogr_data_path, ogr_layer_name = alg.getOgrCompatibleSource('INPUT', parameters, context, feedback,
                                                                   executing=True)
        self.assertTrue(ogr_data_path)
        self.assertTrue(ogr_data_path.endswith('.shp'))
        self.assertTrue(os.path.exists(ogr_data_path))
        self.assertTrue(ogr_layer_name)

        # make sure that layer has only selected feature
        res = QgsVectorLayer(ogr_data_path, 'res')
        self.assertTrue(res.isValid())
        self.assertEqual(res.featureCount(), 1)

        QgsProject.instance().removeMapLayer(layer)

    def testOgrOutputLayerName(self):
        self.assertEqual(GdalUtils.ogrOutputLayerName('/home/me/out.shp'), 'out')
        self.assertEqual(GdalUtils.ogrOutputLayerName('d:/test/test_out.shp'), 'test_out')
        self.assertEqual(GdalUtils.ogrOutputLayerName('d:/test/TEST_OUT.shp'), 'TEST_OUT')
        self.assertEqual(GdalUtils.ogrOutputLayerName('d:/test/test_out.gpkg'), 'test_out')

    def testOgrLayerNameExtraction(self):
        with tempfile.TemporaryDirectory() as outdir:
            def _copyFile(dst):
                shutil.copyfile(os.path.join(testDataPath, 'custom', 'grass7', 'weighted.csv'), dst)

            # OGR provider - single layer
            _copyFile(os.path.join(outdir, 'a.csv'))
            name = GdalUtils.ogrLayerName(outdir)
            self.assertEqual(name, 'a')

            # OGR provider - multiple layers
            _copyFile(os.path.join(outdir, 'b.csv'))
            name1 = GdalUtils.ogrLayerName(outdir + '|layerid=0')
            name2 = GdalUtils.ogrLayerName(outdir + '|layerid=1')
            self.assertEqual(sorted([name1, name2]), ['a', 'b'])

            name = GdalUtils.ogrLayerName(outdir + '|layerid=2')
            self.assertIsNone(name)

            # OGR provider - layername takes precedence
            name = GdalUtils.ogrLayerName(outdir + '|layername=f')
            self.assertEqual(name, 'f')

            name = GdalUtils.ogrLayerName(outdir + '|layerid=0|layername=f')
            self.assertEqual(name, 'f')

            name = GdalUtils.ogrLayerName(outdir + '|layername=f|layerid=0')
            self.assertEqual(name, 'f')

            # SQLite provider
            name = GdalUtils.ogrLayerName('dbname=\'/tmp/x.sqlite\' table="t" (geometry) sql=')
            self.assertEqual(name, 't')

            # PostgreSQL provider
            name = GdalUtils.ogrLayerName(
                'port=5493 sslmode=disable key=\'edge_id\' srid=0 type=LineString table="city_data"."edge" (geom) sql=')
            self.assertEqual(name, 'city_data.edge')

    def testOgrConnectionStringAndFormat(self):
        context = QgsProcessingContext()
        output, outputFormat = GdalUtils.ogrConnectionStringAndFormat('d:/test/test.shp', context)
        self.assertEqual(output, 'd:/test/test.shp')
        self.assertEqual(outputFormat, '"ESRI Shapefile"')
        output, outputFormat = GdalUtils.ogrConnectionStringAndFormat('d:/test/test.mif', context)
        self.assertEqual(output, 'd:/test/test.mif')
        self.assertEqual(outputFormat, '"MapInfo File"')

    def testCrsConversion(self):
        self.assertFalse(GdalUtils.gdal_crs_string(QgsCoordinateReferenceSystem()))
        self.assertEqual(GdalUtils.gdal_crs_string(QgsCoordinateReferenceSystem('EPSG:3111')), 'EPSG:3111')
        self.assertEqual(GdalUtils.gdal_crs_string(QgsCoordinateReferenceSystem('POSTGIS:3111')), 'EPSG:3111')
        self.assertEqual(GdalUtils.gdal_crs_string(QgsCoordinateReferenceSystem(
            'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs')),
            'EPSG:20936')
        crs = QgsCoordinateReferenceSystem()
        crs.createFromProj4(
            '+proj=utm +zone=36 +south +a=600000 +b=70000 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs')
        self.assertTrue(crs.isValid())
        self.assertEqual(GdalUtils.gdal_crs_string(crs),
                         '+proj=utm +zone=36 +south +a=600000 +b=70000 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs')
        # check that newlines are stripped
        crs = QgsCoordinateReferenceSystem()
        crs.createFromProj4(
            '+proj=utm +zone=36 +south\n     +a=600000 +b=70000 \r\n    +towgs84=-143,-90,-294,0,0,0,0 +units=m\n+no_defs')
        self.assertTrue(crs.isValid())
        self.assertEqual(GdalUtils.gdal_crs_string(crs),
                         '+proj=utm +zone=36 +south      +a=600000 +b=70000       +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs')

    def testAssignProjection(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = AssignProjection()
        alg.initAlgorithm()

        # with target srs
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'CRS': 'EPSG:3111'}, context, feedback),
            ['gdal_edit.py',
             '-a_srs EPSG:3111 ' +
             source])

        # with target using proj string
        custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'CRS': custom_crs}, context, feedback),
            ['gdal_edit.py',
             '-a_srs EPSG:20936 ' +
             source])

        # with target using custom projection
        custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'CRS': custom_crs}, context, feedback),
            ['gdal_edit.py',
             '-a_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" ' +
             source])

        # with non-EPSG crs code
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'CRS': 'POSTGIS:3111'}, context, feedback),
            ['gdal_edit.py',
             '-a_srs EPSG:3111 ' +
             source])

    def testBuffer(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = Buffer()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_Buffer(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'DISSOLVE': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_Union(ST_Buffer(geometry, 5.0)) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'EXPLODE_COLLECTIONS': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_Buffer(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
                 '-explodecollections -f "ESRI Shapefile"'])

    def testGdalTranslate(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        translate_alg = translate()
        translate_alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with None NODATA value
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'NODATA': None,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'NODATA': 9999,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_nodata 9999.0 ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'NODATA': 0,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_nodata 0.0 ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value and custom data type
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'NODATA': 0,
                                                  'DATA_TYPE': 6,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_nodata 0.0 ' +
                 '-ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target srs
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'TARGET_CRS': 'EPSG:3111',
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_srs EPSG:3111 ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target using proj string
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'TARGET_CRS': custom_crs,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_srs EPSG:20936 ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target using custom projection
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'TARGET_CRS': custom_crs,
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with non-EPSG crs code
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'TARGET_CRS': 'POSTGIS:3111',
                                                  'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-a_srs EPSG:3111 ' +
                 '-of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with copy subdatasets
            self.assertEqual(
                translate_alg.getConsoleCommands({'INPUT': source,
                                                  'COPY_SUBDATASETS': True,
                                                  'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdal_translate',
                 '-sds ' +
                 '-of GTiff ' +
                 source + ' ' +
                 outdir + '/check.tif'])

    def testClipRasterByExtent(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = ClipRasterByExtent()
        alg.initAlgorithm()
        extent = QgsRectangle(1, 2, 3, 4)

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTENT': extent,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-projwin 0.0 0.0 0.0 0.0 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTENT': extent,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-projwin 0.0 0.0 0.0 0.0 -a_nodata 9999.0 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTENT': extent,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-projwin 0.0 0.0 0.0 0.0 -a_nodata 0.0 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value and custom data type
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTENT': extent,
                                        'NODATA': 0,
                                        'DATA_TYPE': 6,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_translate',
                 '-projwin 0.0 0.0 0.0 0.0 -a_nodata 0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testClipRasterByMask(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        mask = os.path.join(testDataPath, 'polys.gml')
        alg = ClipRasterByMask()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'MASK': mask,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-of JPEG -cutline ' +
                 mask + ' -crop_to_cutline ' + source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'MASK': mask,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-of JPEG -cutline ' +
                 mask + ' -crop_to_cutline -dstnodata 9999.0 ' + source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'MASK': mask,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-of JPEG -cutline ' +
                 mask + ' -crop_to_cutline -dstnodata 0.0 ' + source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value and custom data type
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'MASK': mask,
                                        'NODATA': 0,
                                        'DATA_TYPE': 6,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-ot Float32 -of JPEG -cutline ' +
                 mask + ' -crop_to_cutline -dstnodata 0.0 ' + source + ' ' +
                 outdir + '/check.jpg'])

    def testContour(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = contour()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD_NAME': 'elev',
                                        'INTERVAL': 5,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['gdal_contour',
                 '-b 1 -a elev -i 5.0 -f "ESRI Shapefile" ' +
                 source + ' ' +
                 outdir + '/check.shp'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD_NAME': 'elev',
                                        'INTERVAL': 5,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['gdal_contour',
                 '-b 1 -a elev -i 5.0 -snodata 9999.0 -f "ESRI Shapefile" ' +
                 source + ' ' +
                 outdir + '/check.shp'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD_NAME': 'elev',
                                        'INTERVAL': 5,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.gpkg'}, context, feedback),
                ['gdal_contour',
                 '-b 1 -a elev -i 5.0 -snodata 0.0 -f "GPKG" ' +
                 source + ' ' +
                 outdir + '/check.gpkg'])
            # fixed level contours
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD_NAME': 'elev',
                                        'INTERVAL': 0,
                                        'OPTIONS': '-fl 100 125 150 200',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['gdal_contour',
                 '-b 1 -a elev -i 0.0 -fl 100 125 150 200 -f "ESRI Shapefile" ' +
                 source + ' ' +
                 outdir + '/check.shp'])

    def testDissolve(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = Dissolve()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source_with_space,
                                        'FIELD': 'my_field',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 '"' + source_with_space + '" ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'filename_with_spaces\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'GEOMETRY': 'the_geom',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(the_geom) AS the_geom, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'KEEP_ATTRIBUTES': False,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'KEEP_ATTRIBUTES': False,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'EXPLODE_COLLECTIONS': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -explodecollections -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COUNT_FEATURES': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field, COUNT(geometry) AS count FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COUNT_FEATURES': True,
                                        'GEOMETRY': 'the_geom',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(the_geom) AS the_geom, my_field, COUNT(the_geom) AS count FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COMPUTE_AREA': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field, SUM(ST_Area(geometry)) AS area, ' +
                 'ST_Perimeter(ST_Union(geometry)) AS perimeter FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COMPUTE_AREA': True,
                                        'GEOMETRY': 'the_geom',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(the_geom) AS the_geom, my_field, SUM(ST_Area(the_geom)) AS area, ' +
                 'ST_Perimeter(ST_Union(the_geom)) AS perimeter FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COMPUTE_STATISTICS': True,
                                        'STATISTICS_ATTRIBUTE': 'my_val',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field, ' +
                 'SUM(my_val) AS sum, MIN(my_val) AS min, MAX(my_val) AS max, AVG(my_val) AS avg FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            # compute stats without stats attribute, and vice versa (should be ignored)
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'COMPUTE_STATISTICS': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'STATISTICS_ATTRIBUTE': 'my_val',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" -f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'my_field',
                                        'OPTIONS': 'my opts',
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-nlt PROMOTE_TO_MULTI -dialect sqlite -sql "SELECT ST_Union(geometry) AS geometry, my_field FROM \'polys2\' ' +
                 'GROUP BY my_field" "my opts" -f "ESRI Shapefile"'])

    def testGdal2Tiles(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = gdal2tiles()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average ' +
                 source + ' ' +
                 outdir + '/'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': -9999,
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -a -9999.0 ' +
                 source + ' ' +
                 outdir + '/'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -a 0.0 ' +
                 source + ' ' +
                 outdir + '/'])

            # with input srs
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -s EPSG:3111 ' +
                 source + ' ' +
                 outdir + '/'])

            # with target using proj string
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': custom_crs,
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -s EPSG:20936 ' +
                 source + ' ' +
                 outdir + '/'])

            # with target using custom projection
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': custom_crs,
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -s "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" ' +
                 source + ' ' +
                 outdir + '/'])

            # with non-EPSG crs code
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'POSTGIS:3111',
                                        'OUTPUT': outdir + '/'}, context, feedback),
                ['gdal2tiles.py',
                 '-p mercator -w all -r average -s EPSG:3111 ' +
                 source + ' ' +
                 outdir + '/'])

    def testGdalCalc(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = gdalcalc()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            output = outdir + '/check.jpg'

            # default execution
            formula = 'A*2' # default formula
            self.assertEqual(
                alg.getConsoleCommands({
                    'INPUT_A': source,
                    'BAND_A': 1,
                    'FORMULA': formula,
                    'BAND_D': -1,
                    'NO_DATA': None,
                    'BAND_F': -1,
                    'BAND_B': -1,
                    'RTYPE': 5,
                    'INPUT_F': None,
                    'BAND_E': -1,
                    'INPUT_D': None,
                    'INPUT_B': None,
                    'BAND_C': -1,
                    'INPUT_E': None,
                    'INPUT_C': None,
                    'OUTPUT': output}, context, feedback),
                ['gdal_calc' if isWindows() else 'gdal_calc.py', '--calc "{}" --format JPEG --type Float32 -A {} --A_band 1 --outfile {}'.format(formula, source, output)])

            # check that formula is not escaped and formula is returned as it is
            formula = 'A * 2'  # <--- add spaces in the formula
            self.assertEqual(
                alg.getConsoleCommands({
                    'INPUT_A': source,
                    'BAND_A': 1,
                    'FORMULA': formula,
                    'BAND_D': -1,
                    'NO_DATA': None,
                    'BAND_F': -1,
                    'BAND_B': -1,
                    'RTYPE': 5,
                    'INPUT_F': None,
                    'BAND_E': -1,
                    'INPUT_D': None,
                    'INPUT_B': None,
                    'BAND_C': -1,
                    'INPUT_E': None,
                    'INPUT_C': None,
                    'OUTPUT': output}, context, feedback),
                ['gdal_calc' if isWindows() else 'gdal_calc.py', '--calc "{}" --format JPEG --type Float32 -A {} --A_band 1 --outfile {}'.format(formula, source, output)])

    def testBuildVrt(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = buildvrt()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'RESOLUTION': 2,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution lowest', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'SEPARATE': False,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-separate', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'PROJ_DIFFERENCE': True,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-allow_projection_difference', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'ADD_ALPHA': True,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'ASSIGN_CRS': 'EPSG:3111',
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertIn('-a_srs EPSG:3111', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'ASSIGN_CRS': custom_crs,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertIn('-a_srs EPSG:20936', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'RESAMPLING': 4,
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r lanczos', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'SRC_NODATA': '-9999',
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-srcnodata "-9999"', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'SRC_NODATA': '-9999 9999',
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertIn('-srcnodata "-9999 9999"', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'SRC_NODATA': '',
                                               'OUTPUT': outdir + '/test.vrt'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdalbuildvrt')
            self.assertIn('-resolution average', commands[1])
            self.assertIn('-separate', commands[1])
            self.assertNotIn('-allow_projection_difference', commands[1])
            self.assertNotIn('-add_alpha', commands[1])
            self.assertNotIn('-a_srs', commands[1])
            self.assertIn('-r nearest', commands[1])
            self.assertNotIn('-srcnodata', commands[1])
            self.assertIn('-input_file_list', commands[1])
            self.assertIn(outdir + '/test.vrt', commands[1])

    def testGdalInfo(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = gdalinfo()
        alg.initAlgorithm()

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': False,
                                    'NOGCP': False,
                                    'NO_METADATA': False,
                                    'STATS': False}, context, feedback),
            ['gdalinfo',
             source])

        source = os.path.join(testDataPath, 'raster with spaces.tif')
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': False,
                                    'NOGCP': False,
                                    'NO_METADATA': False,
                                    'STATS': False}, context, feedback),
            ['gdalinfo',
             '"' + source + '"'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': True,
                                    'NOGCP': False,
                                    'NO_METADATA': False,
                                    'STATS': False}, context, feedback),
            ['gdalinfo',
             '-mm "' + source + '"'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': False,
                                    'NOGCP': True,
                                    'NO_METADATA': False,
                                    'STATS': False}, context, feedback),
            ['gdalinfo',
             '-nogcp "' + source + '"'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': False,
                                    'NOGCP': False,
                                    'NO_METADATA': True,
                                    'STATS': False}, context, feedback),
            ['gdalinfo',
             '-nomd "' + source + '"'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'MIN_MAX': False,
                                    'NOGCP': False,
                                    'NO_METADATA': False,
                                    'STATS': True}, context, feedback),
            ['gdalinfo',
             '-stats "' + source + '"'])

    def testGdalTindex(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = gdaltindex()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'OUTPUT': outdir + '/test.shp'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdaltindex')
            self.assertIn('-tileindex location -f "ESRI Shapefile" ' + outdir + '/test.shp', commands[1])
            self.assertIn('--optfile ', commands[1])

            # with input srs
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'TARGET_CRS': 'EPSG:3111',
                                               'OUTPUT': outdir + '/test.shp'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdaltindex')
            self.assertIn('-tileindex location -t_srs EPSG:3111 -f "ESRI Shapefile" ' + outdir + '/test.shp', commands[1])
            self.assertIn('--optfile ', commands[1])

            # with target using proj string
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'TARGET_CRS': custom_crs,
                                               'OUTPUT': outdir + '/test.shp'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdaltindex')
            self.assertIn('-tileindex location -t_srs EPSG:20936 -f "ESRI Shapefile" ' + outdir + '/test.shp', commands[1])
            self.assertIn('--optfile ', commands[1])

            # with target using custom projection
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'TARGET_CRS': custom_crs,
                                               'OUTPUT': outdir + '/test.shp'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdaltindex')
            self.assertIn('-tileindex location -t_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" -f "ESRI Shapefile" ' + outdir + '/test.shp', commands[1])
            self.assertIn('--optfile ', commands[1])

            # with non-EPSG crs code
            commands = alg.getConsoleCommands({'LAYERS': [source],
                                               'TARGET_CRS': 'POSTGIS:3111',
                                               'OUTPUT': outdir + '/test.shp'}, context, feedback)
            self.assertEqual(len(commands), 2)
            self.assertEqual(commands[0], 'gdaltindex')
            self.assertIn(
                '-tileindex location -t_srs EPSG:3111 -f "ESRI Shapefile" ' + outdir + '/test.shp',
                commands[1])
            self.assertIn('--optfile ', commands[1])

    def testGridAverage(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridAverage()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a average:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a average:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a average:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testGridDataMetrics(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridDataMetrics()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a minimum:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a minimum:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a minimum:radius1=0.0:radius2=0.0:angle=0.0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testGridInverseDistance(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridInverseDistance()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdist:power=2.0:smothing=0.0:radius1=0.0:radius2=0.0:angle=0.0:max_points=0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdist:power=2.0:smothing=0.0:radius1=0.0:radius2=0.0:angle=0.0:max_points=0:min_points=0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdist:power=2.0:smothing=0.0:radius1=0.0:radius2=0.0:angle=0.0:max_points=0:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testGridInverseDistanceNearestNeighbour(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridInverseDistanceNearestNeighbor()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdistnn:power=2.0:smothing=0.0:radius=1.0:max_points=12:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdistnn:power=2.0:smothing=0.0:radius=1.0:max_points=12:min_points=0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a invdistnn:power=2.0:smothing=0.0:radius=1.0:max_points=12:min_points=0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testGridLinear(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridLinear()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a linear:radius=-1.0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a linear:radius=-1.0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a linear:radius=-1.0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testGridNearestNeighbour(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'points.gml')
        alg = GridNearestNeighbor()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a nearest:radius1=0.0:radius2=0.0:angle=0.0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a nearest:radius1=0.0:radius2=0.0:angle=0.0:nodata=9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_grid',
                 '-l points -a nearest:radius1=0.0:radius2=0.0:angle=0.0:nodata=0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testOgr2Ogr(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        alg = ogr2ogr()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 '-f "ESRI Shapefile" ' + outdir + '/check.shp ' +
                 source + ' polys2'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.kml'}, context, feedback),
                ['ogr2ogr',
                 '-f "LIBKML" ' + outdir + '/check.kml ' +
                 source + ' polys2'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/my out/check.kml'}, context, feedback),
                ['ogr2ogr',
                 '-f "LIBKML" "' + outdir + '/my out/check.kml" ' +
                 source + ' polys2'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'OUTPUT': outdir + '/check.gpkg'}, context, feedback),
                ['ogr2ogr',
                 '-f "GPKG" ' + outdir + '/check.gpkg ' +
                 source + ' polys2'])

    def testOgr2PostGis(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = OgrToPostGis()
        alg.initAlgorithm()

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source_with_space}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 "' + source_with_space + '" filename_with_spaces '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.filename_with_spaces -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'HOST': 'google.com'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=google.com port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PORT': 3333}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=3333 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'USER': 'kevin_bacon'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public user=kevin_bacon" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'DBNAME': 'secret_stuff'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 dbname=secret_stuff active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PASSWORD': 'passw0rd'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 password=passw0rd active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SCHEMA': 'desktop'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=desktop" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln desktop.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'TABLE': 'out_table'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.out_table -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PK': ''}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PK': 'new_fid'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=new_fid -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PK': '',
                                    'PRIMARY_KEY': 'objectid'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=objectid -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PK': 'new_id',
                                    'PRIMARY_KEY': 'objectid'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=new_id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'GEOCOLUMN': 'my_geom'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=my_geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'DIM': 1}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=3 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SIMPLIFY': 5}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -simplify 5 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SEGMENTIZE': 4}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -segmentize 4 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SPAT': QgsRectangle(1, 2, 3, 4)}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -spat 1.0 2.0 3.0 4.0 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'FIELDS': ['f1', 'f2']}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 -select "f1,f2" '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'WHERE': '0=1'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -where "0=1" -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'GT': 2}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -gt 2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'OVERWRITE': False}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'APPEND': True}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-append -overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'ADDFIELDS': True}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-addfields -overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'LAUNDER': True}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-lco LAUNDER=NO -overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'INDEX': True}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-lco SPATIAL_INDEX=OFF -overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SKIPFAILURES': True}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -skipfailures -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PROMOTETOMULTI': False}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'PRECISION': False}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI -lco PRECISION=NO'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'OPTIONS': 'blah'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI blah'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SHAPE_ENCODING': 'blah'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES --config SHAPE_ENCODING "blah" -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'GTYPE': 4}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -nlt LINESTRING -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'A_SRS': 'EPSG:3111'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -a_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'A_SRS': QgsCoordinateReferenceSystem('EPSG:3111')}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -a_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'A_SRS': custom_crs}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -a_srs EPSG:20936 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'T_SRS': 'EPSG:3111'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -t_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'T_SRS': QgsCoordinateReferenceSystem('EPSG:3111')}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -t_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'T_SRS': custom_crs}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -t_srs EPSG:20936 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'S_SRS': 'EPSG:3111'}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -s_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'S_SRS': QgsCoordinateReferenceSystem('EPSG:3111')}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -s_srs EPSG:3111 -nlt PROMOTE_TO_MULTI'])

        custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'S_SRS': custom_crs}, context, feedback),
            ['ogr2ogr',
             '-progress --config PG_USE_COPY YES -f PostgreSQL "PG:host=localhost port=5432 active_schema=public" '
             '-lco DIM=2 ' + source + ' polys2 '
             '-overwrite -lco GEOMETRY_NAME=geom -lco FID=id -nln public.polys2 -s_srs EPSG:20936 -nlt PROMOTE_TO_MULTI'])

    def testOgrInfo(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        alg = ogrinfo()
        alg.initAlgorithm()

        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SUMMARY_ONLY': True,
                                    'NO_METADATA': False}, context, feedback),
            ['ogrinfo',
             '-al -so ' +
             source])

        source = os.path.join(testDataPath, 'filename with spaces.gml')
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SUMMARY_ONLY': True,
                                    'NO_METADATA': False}, context, feedback),
            ['ogrinfo',
             '-al -so "' +
             source + '"'])

        source = os.path.join(testDataPath, 'filename with spaces.gml')
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SUMMARY_ONLY': False,
                                    'NO_METADATA': False}, context, feedback),
            ['ogrinfo',
             '-al "' +
             source + '"'])

        source = os.path.join(testDataPath, 'filename with spaces.gml')
        self.assertEqual(
            alg.getConsoleCommands({'INPUT': source,
                                    'SUMMARY_ONLY': True,
                                    'NO_METADATA': True}, context, feedback),
            ['ogrinfo',
             '-al -so -nomd "' +
             source + '"'])

    def testHillshade(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = hillshade()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 source + ' ' +
                 outdir + '/check.tif -of GTiff -b 1 -z 5.0 -s 2.0 -az 90.0 -alt 20.0'])

            # paths with space
            source_with_space = os.path.join(testDataPath, 'raster with spaces.tif')
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source_with_space,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'OUTPUT': outdir + '/check out.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 '"' + source_with_space + '" ' +
                 '"{}/check out.tif" -of GTiff -b 1 -z 5.0 -s 2.0 -az 90.0 -alt 20.0'.format(outdir)])

            # compute edges
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'COMPUTE_EDGES': True,
                                        'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 source + ' ' +
                 outdir + '/check.tif -of GTiff -b 1 -z 5.0 -s 2.0 -az 90.0 -alt 20.0 -compute_edges'])

            # with ZEVENBERGEN
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'ZEVENBERGEN': True,
                                        'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 source + ' ' +
                 outdir + '/check.tif -of GTiff -b 1 -z 5.0 -s 2.0 -az 90.0 -alt 20.0 -alg ZevenbergenThorne'])

            # with COMBINED
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'COMBINED': True,
                                        'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 source + ' ' +
                 outdir + '/check.tif -of GTiff -b 1 -z 5.0 -s 2.0 -az 90.0 -alt 20.0 -combined'])

            # with multidirectional - "az" argument is not allowed!
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'Z_FACTOR': 5,
                                        'SCALE': 2,
                                        'AZIMUTH': 90,
                                        'ALTITUDE': 20,
                                        'MULTIDIRECTIONAL': True,
                                        'OUTPUT': outdir + '/check.tif'}, context, feedback),
                ['gdaldem',
                 'hillshade ' +
                 source + ' ' +
                 outdir + '/check.tif -of GTiff -b 1 -z 5.0 -s 2.0 -alt 20.0 -multidirectional'])

    def testProximity(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = proximity()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_proximity.py',
                 '-srcband 1 -distunits PIXEL -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'BAND': 2,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_proximity.py',
                 '-srcband 2 -distunits PIXEL -nodata 9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'BAND': 1,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_proximity.py',
                 '-srcband 1 -distunits PIXEL -nodata 0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testRasterize(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        alg = rasterize()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'FIELD': 'id',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_rasterize',
                 '-l polys2 -a id -ts 0.0 0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'FIELD': 'id',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_rasterize',
                 '-l polys2 -a id -ts 0.0 0.0 -a_nodata 9999.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" INIT value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'INIT': 0,
                                        'FIELD': 'id',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_rasterize',
                 '-l polys2 -a id -ts 0.0 0.0 -init 0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'FIELD': 'id',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdal_rasterize',
                 '-l polys2 -a id -ts 0.0 0.0 -a_nodata 0.0 -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testRetile(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = retile()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': [source],
                                        'OUTPUT': outdir}, context, feedback),
                ['gdal_retile.py',
                 '-ps 256 256 -overlap 0 -levels 1 -r near -ot Float32 -targetDir {} '.format(outdir) +
                 source])

            # with input srs
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': [source],
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir}, context, feedback),
                ['gdal_retile.py',
                 '-ps 256 256 -overlap 0 -levels 1 -s_srs EPSG:3111 -r near -ot Float32 -targetDir {} {}'.format(outdir, source)
                 ])

            # with target using proj string
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': [source],
                                        'SOURCE_CRS': custom_crs,
                                        'OUTPUT': outdir}, context, feedback),
                ['gdal_retile.py',
                 '-ps 256 256 -overlap 0 -levels 1 -s_srs EPSG:20936 -r near -ot Float32 -targetDir {} {}'.format(outdir, source)
                 ])

            # with target using custom projection
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': [source],
                                        'SOURCE_CRS': custom_crs,
                                        'OUTPUT': outdir}, context, feedback),
                ['gdal_retile.py',
                 '-ps 256 256 -overlap 0 -levels 1 -s_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" -r near -ot Float32 -targetDir {} {}'.format(outdir, source)
                 ])

            # with non-EPSG crs code
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': [source],
                                        'SOURCE_CRS': 'POSTGIS:3111',
                                        'OUTPUT': outdir}, context, feedback),
                ['gdal_retile.py',
                 '-ps 256 256 -overlap 0 -levels 1 -s_srs EPSG:3111 -r near -ot Float32 -targetDir {} {}'.format(outdir, source)
                 ])

    def testWarp(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        alg = warp()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            # with no NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with None NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': None,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 9999,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -dstnodata 9999.0 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -dstnodata 0.0 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])
            # with "0" NODATA value and custom data type
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'NODATA': 0,
                                        'DATA_TYPE': 6,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -dstnodata 0.0 -r near -ot Float32 -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target using proj string
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=6378249.145 +b=6356514.966398753 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': custom_crs,
                                        'TARGET_CRS': custom_crs,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:20936 -t_srs EPSG:20936 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target using custom projection
            custom_crs = 'proj4: +proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': custom_crs,
                                        'TARGET_CRS': custom_crs,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" -t_srs "+proj=utm +zone=36 +south +a=63785 +b=6357 +towgs84=-143,-90,-294,0,0,0,0 +units=m +no_defs" -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with non-EPSG crs code
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'POSTGIS:3111',
                                        'TARGET_CRS': 'POSTGIS:3111',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:3111 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with target resolution with None value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'TARGET_RESOLUTION': None,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # test target resolution with a valid value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'TARGET_RESOLUTION': 10.0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -tr 10.0 10.0 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # test target resolution with a value of zero, to be ignored
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'SOURCE_CRS': 'EPSG:3111',
                                        'TARGET_RESOLUTION': 0.0,
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-s_srs EPSG:3111 -t_srs EPSG:4326 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            # with additional command-line parameter
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTRA': '-dstalpha',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-t_srs EPSG:4326 -r near -of JPEG -dstalpha ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTRA': '-dstalpha -srcnodata -9999',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-t_srs EPSG:4326 -r near -of JPEG -dstalpha -srcnodata -9999 ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTRA': '-dstalpha -srcnodata "-9999 -8888"',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-t_srs EPSG:4326 -r near -of JPEG -dstalpha -srcnodata "-9999 -8888" ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'EXTRA': '',
                                        'OUTPUT': outdir + '/check.jpg'}, context, feedback),
                ['gdalwarp',
                 '-t_srs EPSG:4326 -r near -of JPEG ' +
                 source + ' ' +
                 outdir + '/check.jpg'])

    def testRearrangeBands(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')

        with tempfile.TemporaryDirectory() as outdir:
            outsource = outdir + '/check.tif'

            alg = rearrange_bands()
            alg.initAlgorithm()

            # single band
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BANDS': 1,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_translate', '-b 1 ' +
                 '-of GTiff ' +
                 source + ' ' + outsource])
            # three bands, re-ordered
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BANDS': [3, 2, 1],
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_translate', '-b 3 -b 2 -b 1 ' +
                 '-of GTiff ' +
                 source + ' ' + outsource])
            # three bands, re-ordered with custom data type
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BANDS': [3, 2, 1],
                                        'DATA_TYPE': 6,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_translate', '-b 3 -b 2 -b 1 ' +
                 '-ot Float32 -of GTiff ' +
                 source + ' ' + outsource])

    def testFillnodata(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        mask = os.path.join(testDataPath, 'raster.tif')

        with tempfile.TemporaryDirectory() as outdir:
            outsource = outdir + '/check.tif'
            alg = fillnodata()
            alg.initAlgorithm()

            # with mask value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'DISTANCE': 10,
                                        'ITERATIONS': 0,
                                        'MASK_LAYER': mask,
                                        'NO_MASK': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_fillnodata.py',
                 '-md 10 -b 1 -mask ' +
                 mask +
                 ' -of GTiff ' +
                 source + ' ' +
                 outsource])

            # without mask value
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'DISTANCE': 10,
                                        'ITERATIONS': 0,
                                        'NO_MASK': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_fillnodata.py',
                 '-md 10 -b 1 ' +
                 '-of GTiff ' +
                 source + ' ' +
                 outsource])

            # nomask true
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'DISTANCE': 10,
                                        'ITERATIONS': 0,
                                        'NO_MASK': True,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_fillnodata.py',
                 '-md 10 -b 1 -nomask ' +
                 '-of GTiff ' +
                 source + ' ' +
                 outsource])

    def testOffsetCurve(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = OffsetCurve()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_OffsetCurve(geometry, 5.0) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

    def testOneSidedBuffer(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = OneSideBuffer()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_SingleSidedBuffer(geometry, 5.0, 0) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'DISSOLVE': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_Union(ST_SingleSidedBuffer(geometry, 5.0, 0)) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 5,
                                        'EXPLODE_COLLECTIONS': True,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_SingleSidedBuffer(geometry, 5.0, 0) AS geometry,* FROM \'polys2\'" ' +
                 '-explodecollections -f "ESRI Shapefile"'])

    def testPointsAlongLines(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'polys.gml')
        source_with_space = os.path.join(testDataPath, 'filename with spaces.gml')
        alg = PointsAlongLines()
        alg.initAlgorithm()

        with tempfile.TemporaryDirectory() as outdir:
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'DISTANCE': 0.2,
                                        'OUTPUT': outdir + '/check.shp'}, context, feedback),
                ['ogr2ogr',
                 outdir + '/check.shp ' +
                 source + ' ' +
                 '-dialect sqlite -sql "SELECT ST_Line_Interpolate_Point(geometry, 0.2) AS geometry,* FROM \'polys2\'" ' +
                 '-f "ESRI Shapefile"'])

    def testGdalAddo(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')

        with tempfile.TemporaryDirectory() as outdir:
            alg = gdaladdo()
            alg.initAlgorithm()

            # defaults
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': False,
                                        'RESAMPLING': 0,
                                        'FORMAT': 0}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest 2 4 8 16'])

            # with "clean" option
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': True,
                                        'RESAMPLING': 0,
                                        'FORMAT': 0}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest -clean 2 4 8 16'])

            # ovr format
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': False,
                                        'RESAMPLING': 0,
                                        'FORMAT': 1}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest -ro 2 4 8 16'])

            # Erdas format
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': False,
                                        'RESAMPLING': 0,
                                        'FORMAT': 2}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest --config USE_RRD YES 2 4 8 16'])

            # custom resampling method format
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': False,
                                        'RESAMPLING': 4,
                                        'FORMAT': 0}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r cubicspline 2 4 8 16'])

            # more levels
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16 32 64',
                                        'CLEAN': False,
                                        'RESAMPLING': 0,
                                        'FORMAT': 0}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest 2 4 8 16 32 64'])

            # without advanced params
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'LEVELS': '2 4 8 16',
                                        'CLEAN': False}, context, feedback),
                ['gdaladdo',
                 source + ' ' + '-r nearest 2 4 8 16'])

    def testSieve(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')
        mask = os.path.join(testDataPath, 'raster.tif')

        with tempfile.TemporaryDirectory() as outdir:
            outsource = outdir + '/check.tif'
            alg = sieve()
            alg.initAlgorithm()

            # defaults
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'THRESHOLD': 10,
                                        'EIGHT_CONNECTEDNESS': False,
                                        'NO_MASK': False,
                                        'MASK_LAYER': None,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_sieve.py',
                 '-st 10 -4 -of GTiff ' +
                 source + ' ' +
                 outsource])

            # Eight connectedness and custom threshold
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'THRESHOLD': 16,
                                        'EIGHT_CONNECTEDNESS': True,
                                        'NO_MASK': False,
                                        'MASK_LAYER': None,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_sieve.py',
                 '-st 16 -8 -of GTiff ' +
                 source + ' ' +
                 outsource])

            # without default mask layer
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'THRESHOLD': 10,
                                        'EIGHT_CONNECTEDNESS': False,
                                        'NO_MASK': True,
                                        'MASK_LAYER': None,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_sieve.py',
                 '-st 10 -4 -nomask -of GTiff ' +
                 source + ' ' +
                 outsource])

            # defaults with external validity mask
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'THRESHOLD': 10,
                                        'EIGHT_CONNECTEDNESS': False,
                                        'NO_MASK': False,
                                        'MASK_LAYER': mask,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_sieve.py',
                 '-st 10 -4 -mask ' +
                 mask +
                 ' -of GTiff ' +
                 source + ' ' +
                 outsource])

    def testGdal2Xyz(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')

        with tempfile.TemporaryDirectory() as outdir:
            outsource = outdir + '/check.csv'
            alg = gdal2xyz()
            alg.initAlgorithm()

            # defaults
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'CSV': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal2xyz.py',
                 '-band 1 ' +
                 source + ' ' +
                 outsource])

            # csv output
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'CSV': True,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal2xyz.py',
                 '-band 1 -csv ' +
                 source + ' ' +
                 outsource])

    def testGdalPolygonize(self):
        context = QgsProcessingContext()
        feedback = QgsProcessingFeedback()
        source = os.path.join(testDataPath, 'dem.tif')

        with tempfile.TemporaryDirectory() as outdir:
            outsource = outdir + '/check.shp'
            alg = polygonize()
            alg.initAlgorithm()

            # defaults
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD': 'DN',
                                        'EIGHT_CONNECTEDNESS': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_polygonize.py',
                 source + ' ' +
                 outsource + ' ' +
                 '-b 1 -f "ESRI Shapefile" check DN'
                 ])

            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD': 'VAL',
                                        'EIGHT_CONNECTEDNESS': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_polygonize.py',
                 source + ' ' +
                 outsource + ' ' +
                 '-b 1 -f "ESRI Shapefile" check VAL'
                 ])

            # 8 connectedness
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD': 'DN',
                                        'EIGHT_CONNECTEDNESS': True,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_polygonize.py',
                 source + ' ' +
                 outsource + ' ' +
                 '-8 -b 1 -f "ESRI Shapefile" check DN'
                 ])

            # custom output format
            outsource = outdir + '/check.gpkg'
            self.assertEqual(
                alg.getConsoleCommands({'INPUT': source,
                                        'BAND': 1,
                                        'FIELD': 'DN',
                                        'EIGHT_CONNECTEDNESS': False,
                                        'OUTPUT': outsource}, context, feedback),
                ['gdal_polygonize.py',
                 source + ' ' +
                 outsource + ' ' +
                 '-b 1 -f "GPKG" check DN'
                 ])


class TestGdalOgrToPostGis(unittest.TestCase):

    @classmethod
    def setUpClass(cls):
        # start_app()
        from processing.core.Processing import Processing
        Processing.initialize()

    @classmethod
    def tearDownClass(cls):
        pass

    # See https://issues.qgis.org/issues/15706
    def test_getConnectionString(self):
        obj = OgrToPostGis()
        obj.initAlgorithm({})

        parameters = {}
        context = QgsProcessingContext()

        # NOTE: defaults are debatable, see
        # https://github.com/qgis/QGIS/pull/3607#issuecomment-253971020
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "host=localhost port=5432 active_schema=public")

        parameters['HOST'] = 'remote'
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "host=remote port=5432 active_schema=public")

        parameters['HOST'] = ''
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "port=5432 active_schema=public")

        parameters['PORT'] = '5555'
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "port=5555 active_schema=public")

        parameters['PORT'] = ''
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "active_schema=public")

        parameters['USER'] = 'usr'
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "active_schema=public user=usr")

        parameters['PASSWORD'] = 'pwd'
        self.assertEqual(obj.getConnectionString(parameters, context),
                         "password=pwd active_schema=public user=usr")


if __name__ == '__main__':
    nose2.main()
