chrome/browser/resources/chromeos/chromevox/testing/mock_feedback_test.unitjs

// Copyright 2015 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(['chromevox_unittest_base.js',
             'mock_feedback.js']);

function speak(text, opt_properties) {
  cvox.ChromeVox.tts.speak(text, 0, opt_properties);
}

function braille(text) {
  var navBraille = cvox.NavBraille.fromText(text);
  cvox.ChromeVox.braille.write(navBraille);
  return navBraille;
}

function earcon(earconName) {
  cvox.ChromeVox.earcons.playEarcon(cvox.Earcon[earconName]);
}

/**
 * Test fixture.
 * @constructor
 * @extends {ChromeVoxUnitTestBase}
 */
function MockFeedbackUnitTest() {
  ChromeVoxUnitTestBase.call(this);
  this.expectedCalls = [];
}

MockFeedbackUnitTest.prototype = {
  __proto__: ChromeVoxUnitTestBase.prototype,

  setUp: function() {
    cvox.ChromeVox = cvox.ChromeVox || {};
  },

  closureModuleDeps: [
    'cvox.BrailleInterface',
    'cvox.NavBraille',
    'cvox.TtsInterface',
    'cvox.AbstractEarcons'
  ]
};

TEST_F('MockFeedbackUnitTest', 'speechAndCallbacks', function() {
  var afterThirdStringCalled = false;
  var spruiousStringEndCallbackCalled = false;
  var finishCalled = false;
  var mock = new MockFeedback(function() {
    assertFalse(finishCalled);
    finishCalled = true;

    assertTrue(afterThirdStringCalled);
    assertTrue(spruiousStringEndCallbackCalled);
  });
  mock.install();
  speak('First string');
  speak('Second string');
  mock.expectSpeech('First string', 'Second string')
      .expectSpeech('Third string')
      .call(function() {
        assertFalse(afterThirdStringCalled);
        afterThirdStringCalled = true;
        speak('Spurious string', {endCallback: function() {
          assertFalse(spruiousStringEndCallbackCalled);
          spruiousStringEndCallbackCalled = true;
        }});
        speak('Fourth string');
      })
      .expectSpeech('Fourth string')
      .replay();
  assertFalse(finishCalled);
  speak('Third string');
  assertTrue(finishCalled);
});

TEST_F('MockFeedbackUnitTest', 'startAndEndCallbacks', function() {
  var onlyStartCallbackCalled = false;
  var onlyEndCallbackCalled = false;
  var bothCallbacksStartCalled = false;
  var bothCallbacksEndCalled = false;
  var mock = new MockFeedback();
  mock.install();
  speak('No callbacks', {});
  speak('Only start callback', {startCallback: function() {
    assertFalse(onlyStartCallbackCalled);
    onlyStartCallbackCalled = true;
    assertFalse(onlyEndCallbackCalled);
  }});
  speak('Only end callback', {endCallback: function() {
    assertTrue(onlyStartCallbackCalled);
    assertFalse(onlyEndCallbackCalled);
    onlyEndCallbackCalled = true;
    assertFalse(bothCallbacksStartCalled);
  }});
  speak('Both callbacks',
        {startCallback: function() {
          assertTrue(onlyEndCallbackCalled);
          assertFalse(bothCallbacksStartCalled);
          bothCallbacksStartCalled = true;
          assertFalse(bothCallbacksEndCalled);
        },
        endCallback: function() {
          assertTrue(bothCallbacksStartCalled);
          assertFalse(bothCallbacksEndCalled);
          bothCallbacksEndCalled = true;
        }});
  mock.expectSpeech('Both callbacks');
  mock.replay();
  assertTrue(bothCallbacksEndCalled);
});

TEST_F('MockFeedbackUnitTest', 'SpeechAndBraille', function() {
  var secondCallbackCalled = false;
  var finishCalled = false;
  var mock = new MockFeedback(function() { finishCalled = true; });
  var firstExpectedNavBraille;
  mock.install();
  braille('Some braille');
  speak('Some speech');
  mock.call(function() {
    assertEquals(null, mock.lastMatchedBraille);
    firstExpectedNavBraille = braille('First expected braille');
    speak('First expected speech');
    braille('Some other braille');
  })
      .expectSpeech('First expected speech')
      .expectBraille('First expected braille')
      .call(function() {
        secondCallbackCalled = true;
        assertEquals(firstExpectedNavBraille, mock.lastMatchedBraille);
      })
      .replay();
  assertTrue(secondCallbackCalled);
  assertTrue(finishCalled);
});

TEST_F('MockFeedbackUnitTest', 'expectWithRegex', function() {
  var done = false;
  var mock = new MockFeedback();
  mock.install();
  mock.call(function() { braille('Item 1 of 14'); })
      .expectBraille(/Item \d+ of \d+/)
      .call(function() { done = true;})
      .replay();
  assertTrue(done);
});

TEST_F('MockFeedbackUnitTest', 'expectAfterReplayThrows', function() {
  var mock = new MockFeedback();
  mock.replay();
  assertException('', function() {
    mock.expectSpeech('hello');
  }, 'AssertionError');
});

TEST_F('MockFeedbackUnitTest', 'NoMatchDoesNotFinish', function() {
  var firstCallbackCalled = false;
  var mock = new MockFeedback(function() {
    throw Error('Should not be called');
  });
  mock.install();
  braille('Some string');
  mock.call(function() {
    braille('Some other string');
    firstCallbackCalled = true;
  })
      .expectBraille('Unmatched string')
      .call(function() {
        throw Error('Should not be called');
      })
      .replay();
  assertTrue(firstCallbackCalled);
});

TEST_F('MockFeedbackUnitTest', 'SpeechAndEarcons', function() {
  var finishCalled = false;
  var mock = new MockFeedback(function() { finishCalled = true; });
  mock.install();
  mock.call(function() {
    speak('MyButton', {startCallback: function() {
      earcon('BUTTON');
    }});
  })
      .expectSpeech('MyButton')
      .expectEarcon(cvox.Earcon.BUTTON)
      .call(function() {
        earcon('ALERT_MODAL');
        speak('MyTextField', {startCallback: function() {
          earcon('EDITABLE_TEXT');
        }});
      })
      .expectEarcon(cvox.Earcon.ALERT_MODAL)
      .expectSpeech('MyTextField')
      .expectEarcon(cvox.Earcon.EDITABLE_TEXT)
      .replay();
  assertTrue(finishCalled);
});