chrome/browser/resources/chromeos/chromevox/walkers/character_walker_test.unitjs

// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Include test fixture.
GEN_INCLUDE(['walker_unittest_base.js']);

/**
 * Test fixture.
 * @constructor
 * @extends {CvoxWalkerTestBase}
 */
function CvoxCharacterWalkerUnitTest() {}

CvoxCharacterWalkerUnitTest.prototype = {
  __proto__: CvoxWalkerUnitTestBase.prototype,

  /** @override */
  closureModuleDeps: CvoxWalkerUnitTestBase.prototype.closureModuleDeps.concat(
      'cvox.CharacterWalker'),

  /** @override */
  newWalker: function() {
    return new cvox.CharacterWalker();
  },

  /**
   * Set up for simple tests so we don't have to repeat.
   * @private
   */
  setUpSimpleHtml_: function() {
    this.loadDoc(function() {/*!
      <div id="a"><p id="b">Th</p><p id="c">e quick</p></div>
     */});
  }
};

CvoxWalkerUnitTestBase.addCommonTests('CvoxCharacterWalkerUnitTest');

TEST_F('CvoxCharacterWalkerUnitTest', 'SimpleForwardSync', function() {
  this.setUpSimpleHtml_();

  // invalid selection
  var sel = cvox.CursorSelection.fromNode($('a'));
  var ret = this.go(sel, 'sync', {
    selText: 'Th',
    selParentNodeId: 'b',
    selStartIndex: 0,
    selEndIndex: 1,
    selReversed: false
  });

  // valid selection
  var ret2 = this.walker.sync(ret);
  assertTrue(ret2.equals(ret));
});

TEST_F('CvoxCharacterWalkerUnitTest', 'testSimpleReversedSync', function() {
  this.setUpSimpleHtml_();

  // invalid selection
  var sel = cvox.CursorSelection.fromNode($('a'));
  sel.setReversed(true);
  var ret = this.go(sel, 'sync', {
    selText: 'e quick',
    selParentNodeId: 'c',
    selStartIndex: 0,
    selEndIndex: 1,
    selReversed: true
  });

  // valid selection
  var ret2 = this.walker.sync(ret);
  assertTrue(ret2.equals(ret));
});

TEST_F('CvoxCharacterWalkerUnitTest', 'testSimpleForwardNext', function() {
  this.setUpSimpleHtml_();

  var sel = cvox.CursorSelection.fromNode($('a'));
  sel = this.walker.sync(sel);
  var ret = this.go(sel, 'next', {
    selText: 'Th',
    selParentNodeId: 'b',
    selStartIndex: 1,
    selEndIndex: 2,
    selReversed: false
  });
});

TEST_F('CvoxCharacterWalkerUnitTest', 'testSimpleReversedNext', function() {
  this.setUpSimpleHtml_();

  var sel = cvox.CursorSelection.fromNode($('a'));
  sel = this.walker.sync(sel.setReversed(true));
  var ret = this.go(sel, 'next', {
    selText: 'Th',
    selParentNodeId: 'b',
    selStartIndex: 1,
    selEndIndex: 2,
    selReversed: true
  });
});

/**
 * Tests for how spaces should be navigated character by character.
 */
TEST_F('CvoxCharacterWalkerUnitTest', 'testSpaces', function() {
  this.loadDoc(function() {/*!
    <div id="foo">a <i>b</i> c<input type="text" value="asdf"/></div>
  */});
  var node = $('foo');
  var sel = cvox.CursorSelection.fromNode(node);
  var ret = this.go(sel, 'next', {descText: 'a'});
  ret = this.go(ret, 'next', {descText: ' '});
  ret = this.go(ret, 'next', {descText: 'b'});
});