<?php

/**
 * @file
 * Contains \Drupal\views\Tests\Wizard\BasicTest.
 */

namespace Drupal\views\Tests\Wizard;

use Drupal\Component\Serialization\Json;
use Drupal\Component\Utility\SafeMarkup;
use Drupal\Core\Url;
use Drupal\views\Views;

/**
 * Tests creating views with the wizard and viewing them on the listing page.
 *
 * @group views
 */
class BasicTest extends WizardTestBase {

  protected function setUp() {
    parent::setUp();

    $this->drupalPlaceBlock('page_title_block');
  }

  function testViewsWizardAndListing() {
    $this->drupalCreateContentType(array('type' => 'article'));
    $this->drupalCreateContentType(array('type' => 'page'));

    // Check if we can access the main views admin page.
    $this->drupalGet('admin/structure/views');
    $this->assertText(t('Add new view'));

    // Create a simple and not at all useful view.
    $view1 = array();
    $view1['label'] = $this->randomMachineName(16);
    $view1['id'] = strtolower($this->randomMachineName(16));
    $view1['description'] = $this->randomMachineName(16);
    $view1['page[create]'] = FALSE;
    $this->drupalPostForm('admin/structure/views/add', $view1, t('Save and edit'));
    $this->assertResponse(200);
    $this->drupalGet('admin/structure/views');
    $this->assertText($view1['label']);
    $this->assertText($view1['description']);
    $this->assertLinkByHref(\Drupal::url('entity.view.edit_form', ['view' => $view1['id']]));
    $this->assertLinkByHref(\Drupal::url('entity.view.delete_form', ['view' => $view1['id']]));
    $this->assertLinkByHref(\Drupal::url('entity.view.duplicate_form', ['view' => $view1['id']]));

    // The view should not have a REST export display.
    $this->assertNoText('REST export', 'When no options are enabled in the wizard, the resulting view does not have a REST export display.');

    // This view should not have a block.
    $this->drupalGet('admin/structure/block');
    $this->assertNoText($view1['label']);

    // Create two nodes.
    $node1 = $this->drupalCreateNode(array('type' => 'page'));
    $node2 = $this->drupalCreateNode(array('type' => 'article'));

    // Now create a page with simple node listing and an attached feed.
    $view2 = array();
    $view2['label'] = $this->randomMachineName(16);
    $view2['id'] = strtolower($this->randomMachineName(16));
    $view2['description'] = $this->randomMachineName(16);
    $view2['page[create]'] = 1;
    $view2['page[title]'] = $this->randomMachineName(16);
    $view2['page[path]'] = $this->randomMachineName(16);
    $view2['page[feed]'] = 1;
    $view2['page[feed_properties][path]'] = $this->randomMachineName(16);
    $this->drupalPostForm('admin/structure/views/add', $view2, t('Save and edit'));
    $this->drupalGet($view2['page[path]']);
    $this->assertResponse(200);

    // Since the view has a page, we expect to be automatically redirected to
    // it.
    $this->assertUrl($view2['page[path]']);
    $this->assertText($view2['page[title]']);
    $this->assertText($node1->label());
    $this->assertText($node2->label());

    // Check if we have the feed.
    $this->assertLinkByHref(Url::fromRoute('view.' . $view2['id'] . '.feed_1')->toString());
    $elements = $this->cssSelect('link[href="' . Url::fromRoute('view.' . $view2['id'] . '.feed_1', [], ['absolute' => TRUE])->toString() . '"]');
    $this->assertEqual(count($elements), 1, 'Feed found.');
    $this->drupalGet($view2['page[feed_properties][path]']);
    $this->assertRaw('<rss version="2.0"');
    // The feed should have the same title and nodes as the page.
    $this->assertText($view2['page[title]']);
    $this->assertRaw($node1->url('canonical', ['absolute' => TRUE]));
    $this->assertText($node1->label());
    $this->assertRaw($node2->url('canonical', ['absolute' => TRUE]));
    $this->assertText($node2->label());

    // Go back to the views page and check if this view is there.
    $this->drupalGet('admin/structure/views');
    $this->assertText($view2['label']);
    $this->assertText($view2['description']);
    $this->assertLinkByHref(Url::fromRoute('view.' . $view2['id'] . '.page_1')->toString());

    // The view should not have a REST export display.
    $this->assertNoText('REST export', 'If only the page option was enabled in the wizard, the resulting view does not have a REST export display.');

    // This view should not have a block.
    $this->drupalGet('admin/structure/block');
    $this->assertNoText('View: ' . $view2['label']);

    // Create a view with a page and a block, and filter the listing.
    $view3 = array();
    $view3['label'] = $this->randomMachineName(16);
    $view3['id'] = strtolower($this->randomMachineName(16));
    $view3['description'] = $this->randomMachineName(16);
    $view3['show[wizard_key]'] = 'node';
    $view3['show[type]'] = 'page';
    $view3['page[create]'] = 1;
    $view3['page[title]'] = $this->randomMachineName(16);
    $view3['page[path]'] = $this->randomMachineName(16);
    $view3['block[create]'] = 1;
    $view3['block[title]'] = $this->randomMachineName(16);
    $this->drupalPostForm('admin/structure/views/add', $view3, t('Save and edit'));
    $this->drupalGet($view3['page[path]']);
    $this->assertResponse(200);

    // Make sure the view only displays the node we expect.
    $this->assertUrl($view3['page[path]']);
    $this->assertText($view3['page[title]']);
    $this->assertText($node1->label());
    $this->assertNoText($node2->label());

    // Go back to the views page and check if this view is there.
    $this->drupalGet('admin/structure/views');
    $this->assertText($view3['label']);
    $this->assertText($view3['description']);
    $this->assertLinkByHref(Url::fromRoute('view.' . $view3['id'] . '.page_1')->toString());

    // The view should not have a REST export display.
    $this->assertNoText('REST export', 'If only the page and block options were enabled in the wizard, the resulting view does not have a REST export display.');

    // Confirm that the block is available in the block administration UI.
    $this->drupalGet('admin/structure/block/list/' . $this->config('system.theme')->get('default'));
    $this->clickLinkPartialName('Place block');
    $this->assertText($view3['label']);

    // Place the block.
    $this->drupalPlaceBlock("views_block:{$view3['id']}-block_1");

    // Visit a random page (not the one that displays the view itself) and look
    // for the expected node title in the block.
    $this->drupalGet('user');
    $this->assertText($node1->label());
    $this->assertNoText($node2->label());

    // Make sure the listing page doesn't show disabled default views.
    $this->assertNoText('tracker', 'Default tracker view does not show on the listing page.');

    // Create a view with only a REST export.
    $view4 = array();
    $view4['label'] = $this->randomMachineName(16);
    $view4['id'] = strtolower($this->randomMachineName(16));
    $view4['description'] = $this->randomMachineName(16);
    $view4['show[wizard_key]'] = 'node';
    $view4['show[type]'] = 'page';
    $view4['rest_export[create]'] = 1;
    $view4['rest_export[path]'] = $this->randomMachineName(16);
    $this->drupalPostForm('admin/structure/views/add', $view4, t('Save and edit'));
    $this->assertRaw(t('The view %view has been saved.', array('%view' => $view4['label'])));

    // Check that the REST export path works.
    $this->drupalGet($view4['rest_export[path]']);
    $this->assertResponse(200);
    $data = Json::decode($this->content);
    $this->assertEqual(count($data), 1, 'Only the node of type page is exported.');
    $node = reset($data);
    $this->assertEqual($node['nid'][0]['value'], $node1->id(), 'The node of type page is exported.');
  }

  /**
   * Tests the actual wizard form.
   *
   * @see \Drupal\views_ui\ViewAddForm::form()
   */
  public function testWizardForm() {
    $this->drupalGet('admin/structure/views/add');

    $result = $this->xpath('//small[@id = "edit-label-machine-name-suffix"]');
    $this->assertTrue(count($result), 'Ensure that the machine name is applied to the name field.');

    $this->drupalPostAjaxForm(NULL, array('show[wizard_key]' => 'users'), 'show[wizard_key]');
    $this->assertNoFieldByName('show[type]', NULL, 'The "of type" filter is not added for users.');
    $this->drupalPostAjaxForm(NULL, array('show[wizard_key]' => 'node'), 'show[wizard_key]');
    $this->assertNoFieldByName('show[type]', 'all', 'The "of type" filter is not added for nodes when there are no node types.');
    $this->drupalCreateContentType(array('type' => 'page'));
    $this->drupalPostAjaxForm(NULL, array('show[wizard_key]' => 'node'), 'show[wizard_key]');
    $this->assertFieldByName('show[type]', 'all', 'The "of type" filter is added for nodes when there is at least one node type.');
  }

  /**
   * Tests default plugin values are populated from the wizard form.
   *
   * @see \Drupal\views\Plugin\views\display\DisplayPluginBase::mergeDefaults().
   */
  public function testWizardDefaultValues() {
    $random_id = strtolower($this->randomMachineName(16));
    // Create a basic view.
    $view = array();
    $view['label'] = $this->randomMachineName(16);
    $view['id'] = $random_id;
    $view['description'] = $this->randomMachineName(16);
    $view['page[create]'] = FALSE;
    $this->drupalPostForm('admin/structure/views/add', $view, t('Save and edit'));

    // Make sure the plugin types that should not have empty options don't have.
    // Test against all values is unit tested.
    // @see \Drupal\views\Tests\Plugin\DisplayKernelTest
    $view = Views::getView($random_id);
    $displays = $view->storage->get('display');

    foreach ($displays as $display) {
      foreach (array('query', 'exposed_form', 'pager', 'style', 'row') as $type) {
        $this->assertFalse(empty($display['display_options'][$type]['options']), SafeMarkup::format('Default options found for @plugin.', array('@plugin' => $type)));
      }
    }
  }

}
