Add tests for IME menu private APIs.

chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc

Index: chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc
diff --git a/chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc b/chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc
index 454129a2d869c4d4a87525e316bd737650bc0334..e954bd582444e32184bf4aa31e3f204afe47cec4 100644
--- a/chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc
+++ b/chrome/browser/chromeos/extensions/input_method_apitest_chromeos.cc
@@ -27,6 +27,7 @@
 #include "ui/base/ime/chromeos/extension_ime_util.h"
 #include "ui/base/ime/chromeos/input_method_manager.h"
 #include "ui/base/ime/chromeos/input_method_whitelist.h"
+#include "ui/base/ime/ime_bridge.h"
 
 using namespace chromeos::input_method;
 
@@ -35,6 +36,8 @@ namespace {
 const char kLoginScreenUILanguage[] = "fr";
 const char kInitialInputMethodOnLoginScreen[] = "xkb:us::eng";
 const char kBackgroundReady[] = "ready";
+const char kTestIMEID[] = "_ext_ime_ilanclmaeigfpnmdlgelmhkpkegdioiptest";
+const char kTestIMEID2[] = "_ext_ime_ilanclmaeigfpnmdlgelmhkpkegdioiptest2";
 
 // Class that listens for the JS message.
 class TestListener : public content::NotificationObserver {
@@ -112,3 +115,39 @@ IN_PROC_BROWSER_TEST_F(ExtensionInputMethodApiTest, ImeMenuActivation) {
   // Test that the extension gets the IME activation change event properly.
   ASSERT_TRUE(event_listener.WaitUntilSatisfied()) << message_;
 }
+
+IN_PROC_BROWSER_TEST_F(ExtensionInputMethodApiTest, ImeMenuAPITest) {
+  ExtensionTestMessageListener activated_listener("activated", false);
+  ExtensionTestMessageListener menu_listener("get_menu_update", false);
+  ExtensionTestMessageListener item_activated_listenter("get_menu_activated",
+                                                        false);
+  ExtensionTestMessageListener list_listenter("list_change", false);
+  browser()->profile()->GetPrefs()->SetBoolean(prefs::kLanguageImeMenuActivated,
+                                               true);
+  ASSERT_TRUE(
+      LoadExtension(test_data_dir_.AppendASCII("input_method/ime_menu2")));
+
+  std::vector<std::string> extension_ime_ids;
+  extension_ime_ids.push_back(kTestIMEID);
+  extension_ime_ids.push_back(kTestIMEID2);
+  InputMethodManager::Get()->GetActiveIMEState()->SetEnabledExtensionImes(
+      &extension_ime_ids);
+  InputMethodDescriptors extension_imes;
+  InputMethodManager::Get()->GetActiveIMEState()->GetInputMethodExtensions(
+      &extension_imes);
+  InputMethodManager::Get()->GetActiveIMEState()->ChangeInputMethod(
+      kTestIMEID, false /* show_message */);
+  ui::IMEEngineHandlerInterface* engine_handler =
+      ui::IMEBridge::Get()->GetCurrentEngineHandler();
+  ASSERT_TRUE(engine_handler);
+  engine_handler->Enable("test");
+
+  ASSERT_TRUE(activated_listener.WaitUntilSatisfied()) << message_;
+  ASSERT_TRUE(menu_listener.WaitUntilSatisfied()) << message_;
+  ASSERT_TRUE(item_activated_listenter.WaitUntilSatisfied()) << message_;
+
+  InputMethodManager::Get()->GetActiveIMEState()->ChangeInputMethod(
+      kTestIMEID2, false /* show_message */);
+  engine_handler->Enable("test2");
+  ASSERT_TRUE(list_listenter.WaitUntilSatisfied()) << message_;
+}