Add a test for Notification.permission.

chrome/browser/notifications/notification_interactive_uitest_support.cc

 // Copyright 2017 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 "chrome/browser/notifications/notification_interactive_uitest_support.h"
 
 #include "base/run_loop.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/content_settings/host_content_settings_map_factory.h"
 #include "chrome/browser/notifications/desktop_notification_profile_util.h"
@@ skipping 222 matching lines @@
   ui_test_utils::NavigateToURL(browser, GetTestPageURL());
   PermissionRequestObserver observer(web_contents);
   std::string result;
   EXPECT_TRUE(content::ExecuteScriptAndExtractString(
       web_contents, "requestPermissionAndRespond();", &result));
   EXPECT_EQ("requested", result);
   observer.Wait();
   return observer.request_shown();
 }
 
+std::string NotificationsTest::QueryPermissionStatus(Browser* browser) {
+  std::string result;
+  content::WebContents* web_contents = GetActiveWebContents(browser);
+  EXPECT_TRUE(content::ExecuteScriptAndExtractString(
+      web_contents, "queryPermissionStatus();", &result));
+  return result;
+}
+
 bool NotificationsTest::CancelNotification(const char* notification_id,
                                            Browser* browser) {
   std::string script =
       base::StringPrintf("cancelNotification('%s');", notification_id);
 
   MessageCenterChangeObserver observer;
   std::string result;
   bool success = content::ExecuteScriptAndExtractString(
       GetActiveWebContents(browser), script, &result);
   if (!success || result != "1")
@@ skipping 33 matching lines @@
 
 GURL NotificationsTest::GetTestPageURL() const {
   return GetTestPageURLForFile("notification_tester.html");
 }
 
 content::WebContents* NotificationsTest::GetActiveWebContents(
     Browser* browser) {
   return browser->tab_strip_model()->GetActiveWebContents();
 }
 
+void NotificationsTest::EnablePermissionsEmbargo() {
+  feature_list_.InitWithFeatures({features::kBlockPromptsIfDismissedOften,
+                                  features::kBlockPromptsIfIgnoredOften},
+                                 {});
+}
+
 void NotificationsTest::EnableFullscreenNotifications() {
   feature_list_.InitWithFeatures(
       {features::kPreferHtmlOverPlugins,
        features::kAllowFullscreenWebNotificationsFeature},
       {});
 }
 
 void NotificationsTest::DisableFullscreenNotifications() {
   feature_list_.InitWithFeatures(
       {features::kPreferHtmlOverPlugins},
       {features::kAllowFullscreenWebNotificationsFeature});
 }
 
 void NotificationsTest::DropOriginPreference(const GURL& origin) {
   DesktopNotificationProfileUtil::ClearSetting(browser()->profile(), origin);
 }