var parseargs = require('../lib/parseargs');
var assert = require('assert');
var optsReg = [
  { full: 'directory',
    abbr: 'C',
    preempts: false,
    expectValue: true
  }
  , { full: 'jakefile',
    abbr: 'f',
    preempts: false,
    expectValue: true
  }
  , { full: 'tasks',
    abbr: 'T',
    preempts: true
  }
  , { full: 'tasks',
    abbr: 'ls',
    preempts: true
  }
  , { full: 'trace',
    abbr: 't',
    preempts: false,
    expectValue: false
  }
  , { full: 'help',
    abbr: 'h',
    preempts: true
  }
  , { full: 'version',
    abbr: 'V',
    preempts: true
  }
];
var p = new parseargs.Parser(optsReg);
var z = function (s) { return s.split(' '); };
var res;

var tests = {

  'test long preemptive opt and val with equal-sign, ignore further opts': function () {
    res = p.parse(z('--tasks=foo --jakefile=asdf'));
    assert.equal('foo', res.opts.tasks);
    assert.equal(undefined, res.opts.jakefile);
  },

  'test long preemptive opt and val without equal-sign, ignore further opts': function () {
    res = p.parse(z('--tasks foo --jakefile=asdf'));
    assert.equal('foo', res.opts.tasks);
    assert.equal(undefined, res.opts.jakefile);
  },

  'test long preemptive opt and no val, ignore further opts': function () {
    res = p.parse(z('--tasks --jakefile=asdf'));
    assert.equal(true, res.opts.tasks);
    assert.equal(undefined, res.opts.jakefile);
  },

  'test preemptive opt with no val, should be true': function () {
    res = p.parse(z('-T'));
    assert.equal(true, res.opts.tasks);
  },

  'test preemptive opt with no val, should be true and ignore further opts': function () {
    res = p.parse(z('-T -f'));
    assert.equal(true, res.opts.tasks);
    assert.equal(undefined, res.opts.jakefile);
  },

  'test preemptive opt with val, should be val': function () {
    res = p.parse(z('-T zoobie -f foo/bar/baz'));
    assert.equal('zoobie', res.opts.tasks);
    assert.equal(undefined, res.opts.jakefile);
  },

  'test -f expects a value, -t does not (howdy is task-name)': function () {
    res = p.parse(z('-f zoobie -t howdy'));
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal(true, res.opts.trace);
    assert.equal('howdy', res.taskNames[0]);
  },

  'test different order, -f expects a value, -t does not (howdy is task-name)': function () {
    res = p.parse(z('-f zoobie howdy -t'));
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal(true, res.opts.trace);
    assert.equal('howdy', res.taskNames[0]);
  },

  'test -f expects a value, -t does not (foo=bar is env var)': function () {
    res = p.parse(z('-f zoobie -t foo=bar'));
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal(true, res.opts.trace);
    assert.equal('bar', res.envVars.foo);
    assert.equal(undefined, res.taskNames[0]);
  },

  'test -f expects a value, -t does not (foo=bar is env-var, task-name follows)': function () {
    res = p.parse(z('-f zoobie -t howdy foo=bar'));
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal(true, res.opts.trace);
    assert.equal('bar', res.envVars.foo);
    assert.equal('howdy', res.taskNames[0]);
  },

  'test -t does not expect a value, -f does (howdy is task-name)': function () {
    res = p.parse(z('-t howdy -f zoobie'));
    assert.equal(true, res.opts.trace);
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal('howdy', res.taskNames[0]);
  },

  'test --trace does not expect a value, -f does (howdy is task-name)': function () {
    res = p.parse(z('--trace howdy --jakefile zoobie'));
    assert.equal(true, res.opts.trace);
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal('howdy', res.taskNames[0]);
  },

  'test --trace does not expect a value (equal), -f does (throw howdy away)': function () {
    res = p.parse(z('--trace=howdy --jakefile=zoobie'));
    assert.equal(true, res.opts.trace);
    assert.equal('zoobie', res.opts.jakefile);
    assert.equal(undefined, res.taskNames[0]);
  }

  /*
, 'test task-name with positional args': function () {
    res = p.parse(z('foo:bar[asdf,qwer]'));
    assert.equal('asdf', p.taskArgs[0]);
    assert.equal('qwer', p.taskArgs[1]);
  }

, 'test opts, env vars, task-name with positional args': function () {
    res = p.parse(z('-f ./tests/Jakefile -t default[asdf,qwer] foo=bar'));
    assert.equal('./tests/Jakefile', res.opts.jakefile);
    assert.equal(true, res.opts.trace);
    assert.equal('bar', res.envVars.foo);
    assert.equal('default', res.taskName);
    assert.equal('asdf', p.taskArgs[0]);
    assert.equal('qwer', p.taskArgs[1]);
  }
*/

};

module.exports = tests;
