Support javascript gtests in an extension background page.

chrome/browser/resources/chromeos/chromevox2/cvox2/background/background.extjs

+// 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(['../../../chromevox/testing/chromevox_unittest_base.js']);
+
+/**
+ * Test fixture for cvox2.Background.
+ * @constructor
+ * @extends {ChromeVoxUnitTestBase}
+ */
+function BackgroundTest() {}
+
+BackgroundTest.prototype = {
+  __proto__: ChromeVoxUnitTestBase.prototype,
+
+  /** @override */
+  browsePreload: null,

[Peter Lundblad, 2014/06/11 16:45:04]

This seems like something we would want in a common base class for all tests of
this kind.

[Peter Lundblad, 2014/06/11 16:45:04]

This seems like something we would want in a common base class for all tests of
this kind.

[Peter Lundblad, 2014/06/11 16:45:04]

This seems like something we would want in a common base class for all tests of
this kind.

[David Tseng, 2014/06/11 17:52:54]

Will refactor in a future cl (once there's a second .extjs file that needs it).

+
+  /** @override */
+  closureModuleDeps: [],

[Peter Lundblad, 2014/06/11 16:45:04]

This is the value from the base class, why do you repeat it here?

[Peter Lundblad, 2014/06/11 16:45:04]

This is the value from the base class, why do you repeat it here?

[Peter Lundblad, 2014/06/11 16:45:05]

This is the value from the base class, why do you repeat it here?

[David Tseng, 2014/06/11 17:52:54]

Done.

+
+  /** @override */
+  testGenCppIncludes: function() {
+  GEN_BLOCK(function() {/*!

[Peter Lundblad, 2014/06/11 16:45:04]

nit: indentation.

[Peter Lundblad, 2014/06/11 16:45:05]

nit: indentation.

[Peter Lundblad, 2014/06/11 16:45:05]

nit: indentation.

[David Tseng, 2014/06/11 17:52:54]

Done.

+#include "ash/accessibility_delegate.h"
+#include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
+#include "chrome/common/extensions/extension_constants.h"
+  */});
+  },
+
+  /** @override */
+  testGenPreamble: function() {
+  GEN_BLOCK(function() {/*!

[Peter Lundblad, 2014/06/11 16:45:04]

nit: indentation.

[Peter Lundblad, 2014/06/11 16:45:04]

nit: indentation.

[Peter Lundblad, 2014/06/11 16:45:05]

nit: indentation.

[David Tseng, 2014/06/11 17:52:54]

Done.

+  if (!chromeos::AccessibilityManager::Get()->IsSpokenFeedbackEnabled()) {
+    chromeos::AccessibilityManager::Get()->EnableSpokenFeedback(
+        true, ash::A11Y_NOTIFICATION_NONE);
+    WaitFor(extension_misc::kChromeVoxExtensionId);
+  }
+    */});
+  }
+};

[Peter Lundblad, 2014/06/11 16:45:04]

I think this is a candidate for refactoring to split the common test stuff from
te tests below.

[Peter Lundblad, 2014/06/11 16:45:05]

I think this is a candidate for refactoring to split the common test stuff from
te tests below.

[Peter Lundblad, 2014/06/11 16:45:05]

I think this is a candidate for refactoring to split the common test stuff from
te tests below.

[David Tseng, 2014/06/11 17:52:54]

Same as above (needed only when there's 2+ files).

+
+/** Tests ChromeVox classic is in this context. */
+TEST_F('BackgroundTest', 'ClassicNamespaces', function() {
+  assertEquals('object', typeof(cvox));
+  assertEquals('function', typeof(cvox.ChromeVoxBackground));
+});