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Diffstat (limited to 'chrome/browser/resources/chromeos/chromevox/common/key_sequence_test.js')
-rw-r--r-- | chrome/browser/resources/chromeos/chromevox/common/key_sequence_test.js | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/chrome/browser/resources/chromeos/chromevox/common/key_sequence_test.js b/chrome/browser/resources/chromeos/chromevox/common/key_sequence_test.js new file mode 100644 index 0000000..14419b5 --- /dev/null +++ b/chrome/browser/resources/chromeos/chromevox/common/key_sequence_test.js @@ -0,0 +1,445 @@ +// 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(['../testing/chromevox_unittest_base.js']); + +/** + * Test fixture. + * @constructor + * @extends {ChromeVoxUnitTestBase} + */ +function CvoxKeySequenceUnitTest() {} + +CvoxKeySequenceUnitTest.prototype = { + __proto__: ChromeVoxUnitTestBase.prototype, + + /** @override */ + closureModuleDeps: [ + 'cvox.ChromeVox', + 'cvox.KeySequence', + ], + + /** + * Create mock event object. + * @param {number} keyCode The event key code (i.e. 13 for Enter). + * @param {{altGraphKey: boolean=, + * altKey: boolean=, + * ctrlKey: boolean=, + * metaKey: boolean=, + * searchKeyHeld: boolean=, + * shiftKey: boolean=, + * stickyMode: boolean=, + * prefixKey: boolean=}} eventParams The parameters on the event. + * altGraphKey: Whether or not the altGraph key was held down. + * altKey: Whether or not the alt key was held down. + * ctrlKey: Whether or not the ctrl key was held down. + * metaKey: Whether or not the meta key was held down. + * searchKeyHeld: Whether or not the search key was held down. + * shiftKey: Whether or not the shift key was held down. + * stickyMode: Whether or not sticky mode is enabled. + * prefixKey: Whether or not the prefix key was entered. + * @return {Object} The mock event. + */ + createMockEvent: function(keyCode, eventParams) { + var mockEvent = {}; + mockEvent.keyCode = keyCode; + + if (eventParams == null) { + return mockEvent; + } + if (eventParams.hasOwnProperty('altGraphKey')) { + mockEvent.altGraphKey = eventParams.altGraphKey; + } + if (eventParams.hasOwnProperty('altKey')) { + mockEvent.altKey = eventParams.altKey; + } + if (eventParams.hasOwnProperty('ctrlKey')) { + mockEvent.ctrlKey = eventParams.ctrlKey; + } + if (eventParams.hasOwnProperty('metaKey')) { + mockEvent.metaKey = eventParams.metaKey; + } + if (eventParams.hasOwnProperty('shiftKey')) { + mockEvent.shiftKey = eventParams.shiftKey; + } + + if (eventParams.hasOwnProperty('searchKeyHeld')) { + mockEvent.searchKeyHeld = eventParams.searchKeyHeld; + } + if (eventParams.hasOwnProperty('stickyMode')) { + mockEvent.stickyMode = eventParams.stickyMode; + } + if (eventParams.hasOwnProperty('prefixKey')) { + mockEvent.keyPrefix = eventParams.prefixKey; + } + + return mockEvent; + }, + + /** @override */ + setUp: function() { + // Set up mock ChromeVox modifier + cvox.ChromeVox.modKeyStr = 'Alt'; + + // Use these mock events in the tests: + + // Down arrow, no modifiers + this.downArrowEvent = this.createMockEvent(40); + + // Down arrow key with alt held down. We specified 'Alt' as the + // mock ChromeVox modifier string, so this means that KeySequence + // should interpret this as the ChromeVox modifier being active. + this.altDownArrowEvent = this.createMockEvent(40, {altKey: true}); + + // Right arrow, no modifiers + this.rightArrowEvent = this.createMockEvent(39); + + // Ctrl key, no modifiers + this.ctrlEvent = this.createMockEvent(17); + + // Ctrl key with sticky mode + this.ctrlStickyEvent = this.createMockEvent(17, {stickyMode: true}); + + // Ctrl key with prefix mode + this.ctrlPrefixEvent = this.createMockEvent(17, {prefixKey: true}); + + // 'a' key, no modifiers + this.aEvent = this.createMockEvent(65); + + // 'a' key with ctrl held down + this.ctrlAEvent = this.createMockEvent(65, {ctrlKey: true}); + + // 'a' key with meta held down + this.metaAEvent = this.createMockEvent(65, {metaKey: true}); + + // 'a' key with shift held down + this.shiftAEvent = this.createMockEvent(65, {shiftKey: true}); + + // 'a' key with alt (which is the mock ChromeVox modifier) and shift held + // down. + this.altShiftAEvent = this.createMockEvent(65, {altKey: true, + shiftKey: true}); + + // 'a' key with shift and prefix held down + this.shiftAPrefixEvent = this.createMockEvent(65, {shiftKey: true, + prefixKey: true}); + + // 'a' key with shift and sticky mode + this.shiftAStickyEvent = this.createMockEvent(65, {shiftKey: true, + stickyMode: true}); + + // 'a' key with sticky mode + this.aEventSticky = this.createMockEvent(65, {stickyMode: true}); + + // 'a' key with prefix key + this.aEventPrefix = this.createMockEvent(65, {prefixKey: true}); + + // 'a' key with alt (which is the mock ChromeVox modifier) held down + this.altAEvent = this.createMockEvent(65, {altKey: true}); + + // 'b' key, no modifiers + this.bEvent = this.createMockEvent(66); + + // 'b' key, with ctrl held down + this.ctrlBEvent = this.createMockEvent(66, {ctrlKey: true}); + + // 'c' key, no modifiers + this.cEvent = this.createMockEvent(67); + + // Shift key with ctrl held down + this.ctrlShiftEvent = this.createMockEvent(60, {ctrlKey: true}); + + // Ctrl key with shift held down + this.shiftCtrlEvent = this.createMockEvent(17, {shiftKey: true}); + } +}; + +TEST_F('CvoxKeySequenceUnitTest', 'SimpleSequenceNoModifier', function() { + var downKey = new cvox.KeySequence(this.downArrowEvent, false); + + assertEqualsJSON([40], downKey.keys.keyCode); + assertFalse(downKey.stickyMode); + assertFalse(downKey.prefixKey); + assertFalse(downKey.cvoxModifier); + + assertEqualsJSON([false], downKey.keys.altGraphKey); + assertEqualsJSON([false], downKey.keys.altKey); + assertEqualsJSON([false], downKey.keys.ctrlKey); + assertEqualsJSON([false], downKey.keys.metaKey); + assertEqualsJSON([false], downKey.keys.searchKeyHeld); + assertEqualsJSON([false], downKey.keys.shiftKey); + + assertEquals(1, downKey.length()); +}); + + +/** Test another key sequence, this time with the modifier */ +TEST_F('CvoxKeySequenceUnitTest', 'SimpleSequenceWithModifier', function() { + var downKey = new cvox.KeySequence(this.downArrowEvent, true); + + assertEqualsJSON([40], downKey.keys.keyCode); + assertFalse(downKey.stickyMode); + assertFalse(downKey.prefixKey); + assertTrue(downKey.cvoxModifier); + + assertEqualsJSON([false], downKey.keys.altGraphKey); + assertEqualsJSON([false], downKey.keys.altKey); + assertEqualsJSON([false], downKey.keys.ctrlKey); + assertEqualsJSON([false], downKey.keys.metaKey); + assertEqualsJSON([false], downKey.keys.searchKeyHeld); + assertEqualsJSON([false], downKey.keys.shiftKey); + + assertEquals(1, downKey.length()); +}); + + +/** Test a key sequence that includes the modifier */ +TEST_F('CvoxKeySequenceUnitTest', 'ModifiedSequence', function() { + var cvoxDownKey = new cvox.KeySequence(this.altDownArrowEvent, true); + + assertEqualsJSON([40], cvoxDownKey.keys.keyCode); + assertFalse(cvoxDownKey.stickyMode); + assertFalse(cvoxDownKey.prefixKey); + assertTrue(cvoxDownKey.cvoxModifier); + + assertEqualsJSON([false], cvoxDownKey.keys.altGraphKey); + assertEqualsJSON([false], cvoxDownKey.keys.altKey); + assertEqualsJSON([false], cvoxDownKey.keys.ctrlKey); + assertEqualsJSON([false], cvoxDownKey.keys.metaKey); + assertEqualsJSON([false], cvoxDownKey.keys.searchKeyHeld); + assertEqualsJSON([false], cvoxDownKey.keys.shiftKey); + + assertEquals(1, cvoxDownKey.length()); +}); + + +/** + * Test equality - Ctrl key vs. Ctrl key with sticky mode on + * These should be equal because Ctrl should still function even with + * sticky mode on. +*/ +TEST_F('CvoxKeySequenceUnitTest', 'StickyEquality', function() { + var ctrlKey = new cvox.KeySequence(this.ctrlEvent, false); + var ctrlSticky = new cvox.KeySequence(this.ctrlStickyEvent, false); + + assertTrue(ctrlKey.equals(ctrlSticky)); +}); + + +/** + * Test equality - 'a' key with Shift modifier vs. 'a' key without Shift + * modifier. + * These should not be equal because they do not have the same modifiers. +*/ +TEST_F('CvoxKeySequenceUnitTest', 'ShiftEquality', function() { + var aKey = new cvox.KeySequence(this.aEvent, false); + var shiftA = new cvox.KeySequence(this.shiftAEvent, false); + + assertFalse(aKey.equals(shiftA)); +}); + + +/** + * Test equality - 'a' with ChromeVox modifier specified, 'a' with sticky mode + * on, 'a' with prefix key, and 'a' with ChromeVox modifier held down. These + * should all be equal to each other. + */ +TEST_F('CvoxKeySequenceUnitTest', 'FourWayEquality', function() { + var commandSequence = new cvox.KeySequence(this.aEvent, true); + var stickySequence = new cvox.KeySequence(this.aEventSticky, false); + var prefixSequence = new cvox.KeySequence(this.aEventPrefix, false); + var cvoxModifierSequence = new cvox.KeySequence(this.altAEvent); + + assertTrue(commandSequence.equals(stickySequence)); + assertTrue(commandSequence.equals(prefixSequence)); + assertTrue(commandSequence.equals(cvoxModifierSequence)); + + assertTrue(stickySequence.equals(commandSequence)); + assertTrue(stickySequence.equals(prefixSequence)); + assertTrue(stickySequence.equals(cvoxModifierSequence)); + + assertTrue(prefixSequence.equals(commandSequence)); + assertTrue(prefixSequence.equals(stickySequence)); + assertTrue(prefixSequence.equals(cvoxModifierSequence)); + + assertTrue(cvoxModifierSequence.equals(commandSequence)); + assertTrue(cvoxModifierSequence.equals(stickySequence)); + assertTrue(cvoxModifierSequence.equals(prefixSequence)); +}); + + +/** + * Test equality - 'a' key with Shift modifier and prefix vs. 'a' key with Shift + * modifier and sticky mode vs. 'a' key with Shift modifier and ChromeVox + * modifier specified vs. 'a' key with ChromeVox modifier held down. + * These should all be equal to each other.. +*/ +TEST_F('CvoxKeySequenceUnitTest', 'ShiftPrefixEquality', function() { + var shiftAWithModifier = new cvox.KeySequence(this.shiftAEvent, true); + var shiftAWithPrefix = new cvox.KeySequence(this.shiftAPrefixEvent, false); + var shiftASticky = new cvox.KeySequence(this.shiftAStickyEvent, false); + var cvoxShiftA = new cvox.KeySequence(this.altShiftAEvent); + + assertTrue(shiftAWithModifier.equals(shiftAWithPrefix)); + assertTrue(shiftAWithModifier.equals(shiftASticky)); + assertTrue(shiftAWithModifier.equals(cvoxShiftA)); + + assertTrue(shiftAWithPrefix.equals(shiftAWithModifier)); + assertTrue(shiftAWithPrefix.equals(shiftASticky)); + assertTrue(shiftAWithPrefix.equals(cvoxShiftA)); + + assertTrue(shiftASticky.equals(shiftAWithPrefix)); + assertTrue(shiftASticky.equals(shiftAWithModifier)); + assertTrue(shiftASticky.equals(cvoxShiftA)); + + assertTrue(cvoxShiftA.equals(shiftAWithModifier)); + assertTrue(cvoxShiftA.equals(shiftAWithPrefix)); + assertTrue(cvoxShiftA.equals(shiftASticky)); +}); + + +/** + * Test inequality - 'a' with modifier key vs. 'a' without modifier key. + * These should not be equal. +*/ +TEST_F('CvoxKeySequenceUnitTest', 'Inequality', function() { + var aNoModifier = new cvox.KeySequence(this.aEvent, false); + var aWithModifier = new cvox.KeySequence(this.aEvent, true); + + assertFalse(aNoModifier.equals(aWithModifier)); + assertFalse(aWithModifier.equals(aNoModifier)); +}); + + +/** + * Test equality - adding an additional key onto a sequence. + */ +TEST_F('CvoxKeySequenceUnitTest', 'CvoxCtrl', function() { + var cvoxCtrlSequence = new cvox.KeySequence(this.ctrlEvent, true); + assertTrue(cvoxCtrlSequence.addKeyEvent(this.rightArrowEvent)); + + assertEquals(2, cvoxCtrlSequence.length()); + + // Can't add more than two key events. + assertFalse(cvoxCtrlSequence.addKeyEvent(this.rightArrowEvent)); + + var cvoxCtrlStickySequence = new cvox.KeySequence(this.ctrlStickyEvent, + false); + assertTrue(cvoxCtrlStickySequence.addKeyEvent(this.rightArrowEvent)); + + var mockCtrlPrefixSequence = new cvox.KeySequence(this.ctrlPrefixEvent, + false); + assertTrue(mockCtrlPrefixSequence.addKeyEvent(this.rightArrowEvent)); + + assertTrue(cvoxCtrlSequence.equals(cvoxCtrlStickySequence)); + assertTrue(cvoxCtrlStickySequence.equals(cvoxCtrlSequence)); + + assertTrue(cvoxCtrlSequence.equals(mockCtrlPrefixSequence)); + assertTrue(mockCtrlPrefixSequence.equals(cvoxCtrlSequence)); + + assertTrue(cvoxCtrlStickySequence.equals(mockCtrlPrefixSequence)); + assertTrue(mockCtrlPrefixSequence.equals(cvoxCtrlStickySequence)); +}); + + +/** + * Test for inequality - key sequences in different orders. + */ +TEST_F('CvoxKeySequenceUnitTest', 'DifferentSequences', function() { + var cvoxBSequence = new cvox.KeySequence(this.bEvent, true); + assertTrue(cvoxBSequence.addKeyEvent(this.cEvent)); + + var cvoxCSequence = new cvox.KeySequence(this.cEvent, false); + assertTrue(cvoxCSequence.addKeyEvent(this.bEvent)); + + assertFalse(cvoxBSequence.equals(cvoxCSequence)); + assertFalse(cvoxCSequence.equals(cvoxBSequence)); +}); + + +/** + * Tests modifiers (ctrl, alt, etc) - if two sequences have different modifiers + * held down then they aren't equal. + */ +TEST_F('CvoxKeySequenceUnitTest', 'MoreModifiers', function() { + var ctrlASequence = new cvox.KeySequence(this.ctrlAEvent, false); + var ctrlModifierKeyASequence = new cvox.KeySequence(this.ctrlAEvent, true); + + var ctrlBSequence = new cvox.KeySequence(this.ctrlBEvent, false); + + var metaASequence = new cvox.KeySequence(this.metaAEvent, false); + + assertFalse(ctrlASequence.equals(metaASequence)); + assertFalse(ctrlASequence.equals(ctrlModifierKeyASequence)); + assertFalse(ctrlASequence.equals(ctrlBSequence)); +}); + + +/** + * Tests modifier (ctrl, alt, etc) order - if two sequences have the same + * modifiers but held down in a different order then they aren't equal. + */ +TEST_F('CvoxKeySequenceUnitTest', 'ModifierOrder', function() { + var ctrlShiftSequence = new cvox.KeySequence(this.ctrlShiftEvent, false); + var shiftCtrlSequence = new cvox.KeySequence(this.shiftCtrlEvent, true); + + assertFalse(ctrlShiftSequence.equals(shiftCtrlSequence)); +}); + + +/** + * Tests converting from a string to a KeySequence object. + */ +TEST_F('CvoxKeySequenceUnitTest', 'FromStr', function() { + var ctrlString = cvox.KeySequence.fromStr('Ctrl'); + assertEqualsJSON(ctrlString.keys.ctrlKey, [true]); + assertEqualsJSON(ctrlString.keys.keyCode, [17]); + + var modifiedLetterString = cvox.KeySequence.fromStr('Ctrl+Z'); + assertEqualsJSON(modifiedLetterString.keys.ctrlKey, [true]); + assertEqualsJSON(modifiedLetterString.keys.keyCode, [90]); + + var keyCodeString = cvox.KeySequence.fromStr('#9'); + assertEqualsJSON(keyCodeString.keys.keyCode, [9]); + + var modifiedKeyCodeString = cvox.KeySequence.fromStr('Shift+#9'); + assertEqualsJSON(modifiedKeyCodeString.keys.shiftKey, [true]); + assertEqualsJSON(modifiedKeyCodeString.keys.keyCode, [9]); + + var cvoxLetterString = cvox.KeySequence.fromStr('Cvox+U'); + assertTrue(cvoxLetterString.cvoxModifier); + assertEqualsJSON(cvoxLetterString.keys.keyCode, [85]); + + var cvoxSequenceString = cvox.KeySequence.fromStr('Cvox+C>T'); + assertTrue(cvoxSequenceString.cvoxModifier); + assertEqualsJSON(cvoxSequenceString.keys.keyCode, [67, 84]); + + var cvoxSequenceKeyCodeString = cvox.KeySequence.fromStr('Cvox+L>#186'); + assertTrue(cvoxSequenceKeyCodeString.cvoxModifier); + assertEqualsJSON(cvoxSequenceKeyCodeString.keys.keyCode, [76, 186]); + + var stickyString = cvox.KeySequence.fromStr('Insert>Insert+'); + assertEqualsJSON(stickyString.keys.keyCode, [45, 45]); +}); + + +/** + * Tests converting from a JSON string to a KeySequence object. + */ +TEST_F('CvoxKeySequenceUnitTest', 'Deserialize', function() { + var forwardSequence = cvox.KeySequence.deserialize({'cvoxModifier': true, + 'stickyMode': false, 'prefixKey': false, 'keys': {'ctrlKey': [false], + 'searchKeyHeld': [false], 'altKey': [false], 'altGraphKey': [false], + 'shiftKey': [false], 'metaKey': [false], 'keyCode': [40]}}); + assertTrue(forwardSequence.cvoxModifier); + assertEqualsJSON(forwardSequence.keys.keyCode, [40]); + + var ctrlSequence = cvox.KeySequence.deserialize({'cvoxModifier': false, + 'stickyMode': true, 'prefixKey': false, 'keys': {'ctrlKey': [true], + 'searchKeyHeld': [false], 'altKey': [false], 'altGraphKey': [false], + 'shiftKey': [false], 'metaKey': [false], 'keyCode': [17]}}); + assertEqualsJSON(ctrlSequence.keys.ctrlKey, [true]); + assertEqualsJSON(ctrlSequence.keys.keyCode, [17]); +}); |