Long press menu (shift+f6) to toggle spoken feedback.

ash/accelerators/spoken_feedback_toggler_unittest.cc

+// 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 "ash/accelerators/spoken_feedback_toggler.h"
+#include "ash/accessibility_delegate.h"
+#include "ash/shell.h"
+#include "ash/test/ash_test_base.h"
+#include "ash/wm/window_util.h"
+#include "ui/aura/test/event_generator.h"
+#include "ui/aura/test/test_window_delegate.h"
+
+namespace ash {
+
+typedef ash::test::AshTestBase SpokenFeedbackTogglerTest;
+
+TEST_F(SpokenFeedbackTogglerTest, Basic) {
+  SpokenFeedbackToggler::ScopedEnablerForTest scoped;
+  Shell* shell = Shell::GetInstance();
+  AccessibilityDelegate* delegate = shell->accessibility_delegate();
+  aura::test::EventGenerator& generator = GetEventGenerator();
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+  generator.ReleaseKey(ui::VKEY_F6, 0);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+
+  // Click and hold toggles the spoken feedback.
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_TRUE(delegate->IsSpokenFeedbackEnabled());
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_TRUE(delegate->IsSpokenFeedbackEnabled());
+  generator.ReleaseKey(ui::VKEY_F6, 0);
+  EXPECT_TRUE(delegate->IsSpokenFeedbackEnabled());
+
+  // toggle again
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_TRUE(delegate->IsSpokenFeedbackEnabled());
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+  generator.PressKey(ui::VKEY_F6, ui::EF_SHIFT_DOWN);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+  generator.ReleaseKey(ui::VKEY_F6, 0);
+  EXPECT_FALSE(delegate->IsSpokenFeedbackEnabled());
+}
+
+}  // namespace ash