Add test of ChromeVox in guest mode so we can't accidentally break it again.

chrome/browser/chromeos/accessibility/spoken_feedback_browsertest.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 <queue>
 
 #include "ash/shell.h"
 #include "base/command_line.h"
 #include "base/strings/string_util.h"
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
 #include "chrome/browser/chromeos/accessibility/speech_monitor.h"
 #include "chrome/browser/chromeos/login/login_display_host.h"
 #include "chrome/browser/chromeos/login/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/webui_login_view.h"
 #include "chrome/browser/chromeos/profiles/profile_helper.h"
 #include "chrome/browser/extensions/api/braille_display_private/stub_braille_controller.h"
 #include "chrome/browser/speech/tts_controller.h"
 #include "chrome/browser/speech/tts_platform.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_window.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/testing_profile.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "chromeos/chromeos_switches.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/test/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/base/test/ui_controls.h"
 #include "ui/views/widget/widget.h"
 
 using extensions::api::braille_display_private::StubBrailleController;
 
 namespace chromeos {
 
 //
 // Spoken feedback tests in a normal browser window.
 //
 
-class SpokenFeedbackTest : public InProcessBrowserTest {
+enum SpokenFeedbackTestVariant {
+  kTestAsNormalUser,
+  kTestAsGuestUser
+};
+
+class SpokenFeedbackTest
+    : public InProcessBrowserTest,
+      public ::testing::WithParamInterface<SpokenFeedbackTestVariant> {
  protected:
   SpokenFeedbackTest() {}
   virtual ~SpokenFeedbackTest() {}
 
   virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
     AccessibilityManager::SetBrailleControllerForTest(&braille_controller_);
   }
 
   virtual void CleanUpOnMainThread() OVERRIDE {
     AccessibilityManager::SetBrailleControllerForTest(NULL);
   }
 
+  virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE {
+    if (GetParam() == kTestAsGuestUser) {
+      command_line->AppendSwitch(chromeos::switches::kGuestSession);
+      command_line->AppendSwitch(::switches::kIncognito);
+      command_line->AppendSwitchASCII(chromeos::switches::kLoginProfile,
+                                      "user");
+      command_line->AppendSwitchASCII(chromeos::switches::kLoginUser,
+                                      chromeos::UserManager::kGuestUserName);
+    }
+  }
+
  private:
   StubBrailleController braille_controller_;
   DISALLOW_COPY_AND_ASSIGN(SpokenFeedbackTest);
 };
 
-IN_PROC_BROWSER_TEST_F(SpokenFeedbackTest, EnableSpokenFeedback) {
+INSTANTIATE_TEST_CASE_P(
+    TestAsNormalAndGuestUser,
+    SpokenFeedbackTest,
+    ::testing::Values(kTestAsNormalUser,
+                      kTestAsGuestUser));
+
+IN_PROC_BROWSER_TEST_P(SpokenFeedbackTest, EnableSpokenFeedback) {
   EXPECT_FALSE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   SpeechMonitor monitor;
   AccessibilityManager::Get()->EnableSpokenFeedback(
       true, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(monitor.SkipChromeVoxEnabledMessage());
 }
 
-IN_PROC_BROWSER_TEST_F(SpokenFeedbackTest, FocusToolbar) {
+IN_PROC_BROWSER_TEST_P(SpokenFeedbackTest, FocusToolbar) {
   EXPECT_FALSE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   SpeechMonitor monitor;
   AccessibilityManager::Get()->EnableSpokenFeedback(
       true, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(monitor.SkipChromeVoxEnabledMessage());
 
   chrome::ExecuteCommand(browser(), IDC_FOCUS_TOOLBAR);
   // Might be "Google Chrome Toolbar" or "Chromium Toolbar".
   EXPECT_TRUE(MatchPattern(monitor.GetNextUtterance(), "*oolbar*"));
   EXPECT_EQ("Reload,", monitor.GetNextUtterance());
   EXPECT_EQ("button", monitor.GetNextUtterance());
 }
 
-IN_PROC_BROWSER_TEST_F(SpokenFeedbackTest, TypeInOmnibox) {
+IN_PROC_BROWSER_TEST_P(SpokenFeedbackTest, TypeInOmnibox) {
   EXPECT_FALSE(AccessibilityManager::Get()->IsSpokenFeedbackEnabled());
 
   SpeechMonitor monitor;
   AccessibilityManager::Get()->EnableSpokenFeedback(
       true, ash::A11Y_NOTIFICATION_NONE);
   EXPECT_TRUE(monitor.SkipChromeVoxEnabledMessage());
 
   chrome::ExecuteCommand(browser(), IDC_FOCUS_LOCATION);
 
   gfx::NativeWindow window = ash::Shell::GetInstance()->GetPrimaryRootWindow();
@@ skipping 58 matching lines @@
     ui_controls::SendKeyPress(window, ui::VKEY_TAB, false, false, false, false);
   } while (monitor.GetNextUtterance() != "Continue");
 
   // If we keep tabbing, we should eventually reach the Shut Down button too.
   do {
     ui_controls::SendKeyPress(window, ui::VKEY_TAB, false, false, false, false);
   } while (monitor.GetNextUtterance() != "Shut down");
 }
 
 }  // namespace chromeos