ShouldDisplayOverFullscreen implementation

chrome/browser/extensions/api/notifications/notifications_apitest.cc

 // Copyright (c) 2012 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 "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/api/notifications/notifications_api.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/notifications/notification.h"
 #include "chrome/browser/notifications/notification_ui_manager.h"
 #include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/ui/extensions/app_launch_params.h"
+#include "chrome/browser/ui/extensions/application_launch.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_utils.h"
 #include "extensions/browser/api/test/test_api.h"
 #include "extensions/browser/notification_types.h"
 #include "extensions/common/features/feature.h"
 #include "extensions/common/test_util.h"
+#include "extensions/test/extension_test_message_listener.h"
 #include "extensions/test/result_catcher.h"
 #include "ui/message_center/message_center.h"
 #include "ui/message_center/notification_list.h"
 #include "ui/message_center/notifier_settings.h"
 
 using extensions::Extension;
 using extensions::ResultCatcher;
 
 namespace utils = extension_function_test_utils;
 
@@ skipping 43 matching lines @@
   content::NotificationRegistrar registrar_;
 
   // A sequential list of user gesture notifications from the test extension(s).
   std::deque<bool> results_;
 
   // True if we're in a nested message loop waiting for results from
   // the extension.
   bool waiting_;
 };
 
+enum class WindowState {
+  FULLSCREEN,
+  NORMAL
+};
+static const char* const kWindowStateStrings[] = {
+    "fullscreen",
+    "normal"
+};
+
 class NotificationsApiTest : public ExtensionApiTest {
  public:
-  const extensions::Extension* LoadExtensionAndWait(
+  const Extension* LoadExtensionAndWait(
       const std::string& test_name) {
     base::FilePath extdir = test_data_dir_.AppendASCII(test_name);
     content::WindowedNotificationObserver page_created(
         extensions::NOTIFICATION_EXTENSION_BACKGROUND_PAGE_READY,
         content::NotificationService::AllSources());
     const extensions::Extension* extension = LoadExtension(extdir);
     if (extension) {
       page_created.Wait();
     }
     return extension;
   }
 
+  const Extension* LoadAppWithWindowState(
+      const std::string& test_name, WindowState window_state) {
+    const std::string& create_window_options = base::StringPrintf(
+        "{\"state\":\"%s\"}",
+        kWindowStateStrings[static_cast<int>(window_state)]);

[dewittj, 2016/09/14 23:09:47]

Sorry to be picky here, but since there's only 2 let's just do a switch
statement rather than a lookup table and a cast.

[bmalcolm, 2016/09/15 16:25:52]

Done.

+    base::FilePath extdir = test_data_dir_.AppendASCII(test_name);
+    const extensions::Extension* extension = LoadExtension(extdir);
+    EXPECT_TRUE(extension);
+
+    ExtensionTestMessageListener launched_listener("launched", true);
+    LaunchPlatformApp(extension);
+    EXPECT_TRUE(launched_listener.WaitUntilSatisfied());
+    launched_listener.Reply(create_window_options);
+
+    return extension;
+  }
+
  protected:
   std::string GetNotificationIdFromDelegateId(const std::string& delegate_id) {
     return g_browser_process->notification_ui_manager()
         ->FindById(
               delegate_id,
               NotificationUIManager::GetProfileID(
                   g_browser_process->profile_manager()->GetLastUsedProfile()))
         ->id();
   }
+
+  void LaunchPlatformApp(const Extension* extension) {
+    OpenApplication(AppLaunchParams(
+        browser()->profile(), extension, extensions::LAUNCH_CONTAINER_NONE,
+        WindowOpenDisposition::NEW_WINDOW, extensions::SOURCE_TEST));
+  }
 };
 
 }  // namespace
 
 IN_PROC_BROWSER_TEST_F(NotificationsApiTest, TestBasicUsage) {
   ASSERT_TRUE(RunExtensionTest("notifications/api/basic_usage")) << message_;
 }
 
 IN_PROC_BROWSER_TEST_F(NotificationsApiTest, TestEvents) {
   ASSERT_TRUE(RunExtensionTest("notifications/api/events")) << message_;
@@ skipping 177 matching lines @@
   ASSERT_TRUE(extension) << message_;
 
   const message_center::NotificationList::Notifications& notifications =
       g_browser_process->message_center()->GetVisibleNotifications();
   ASSERT_EQ(1u, notifications.size());
   message_center::Notification* notification = *(notifications.begin());
   ASSERT_EQ(extension->url(), notification->origin_url());
 
   EXPECT_TRUE(notification->never_timeout());
 }
+
+IN_PROC_BROWSER_TEST_F(NotificationsApiTest, TestShouldDisplayNormal) {
+  ExtensionTestMessageListener notification_created_listener("created", false);
+  const Extension* extension = LoadAppWithWindowState(
+      "notifications/api/basic_app", WindowState::NORMAL);
+  ASSERT_TRUE(extension) << message_;
+  ASSERT_TRUE(notification_created_listener.WaitUntilSatisfied());
+
+  const message_center::NotificationList::Notifications& notifications =
+      g_browser_process->message_center()->GetVisibleNotifications();
+  ASSERT_EQ(1u, notifications.size());
+  message_center::Notification* notification = *(notifications.begin());
+  // If the app hasn't created a fullscreen window, then its notifications
+  // shouldn't be displayed when a window is fullscreen.
+  ASSERT_FALSE(notification->delegate()->ShouldDisplayOverFullscreen());
+}
+
+IN_PROC_BROWSER_TEST_F(NotificationsApiTest, TestShouldDisplayFullscreen) {
+  ExtensionTestMessageListener notification_created_listener("created", false);
+  const Extension* extension = LoadAppWithWindowState(
+      "notifications/api/basic_app", WindowState::FULLSCREEN);
+  ASSERT_TRUE(extension) << message_;
+  ASSERT_TRUE(notification_created_listener.WaitUntilSatisfied());
+
+  const message_center::NotificationList::Notifications& notifications =
+      g_browser_process->message_center()->GetVisibleNotifications();
+  ASSERT_EQ(1u, notifications.size());
+  message_center::Notification* notification = *(notifications.begin());
+  // If the app has created a fullscreen window, then its notifications should
+  // be displayed when a window is fullscreen.
+  ASSERT_TRUE(notification->delegate()->ShouldDisplayOverFullscreen());
+}
+
+IN_PROC_BROWSER_TEST_F(NotificationsApiTest, TestShouldDisplayMultiFullscreen) {
+  // Start a fullscreen app, and then start another fullscreen app on top of the
+  // first. Notifications from the first should not be displayed because it is
+  // not the app actually displaying on the screen.
+  ExtensionTestMessageListener notification_created_listener("created", false);
+  const Extension* extension1 = LoadAppWithWindowState(
+      "notifications/api/basic_app", WindowState::FULLSCREEN);
+  ASSERT_TRUE(extension1) << message_;
+
+  ExtensionTestMessageListener window_visible_listener("visible", false);
+  const Extension* extension2 = LoadAppWithWindowState(
+      "notifications/api/other_app", WindowState::FULLSCREEN);
+  ASSERT_TRUE(extension2) << message_;
+
+  ASSERT_TRUE(notification_created_listener.WaitUntilSatisfied());
+  ASSERT_TRUE(window_visible_listener.WaitUntilSatisfied());
+
+  const message_center::NotificationList::Notifications& notifications =
+      g_browser_process->message_center()->GetVisibleNotifications();
+  ASSERT_EQ(1u, notifications.size());
+  message_center::Notification* notification = *(notifications.begin());
+  // The first app window is superseded by the second window, so its
+  // notification shouldn't be displayed.
+  ASSERT_FALSE(notification->delegate()->ShouldDisplayOverFullscreen());
+}