Add new test: DownloadTest.TestMultipleDownloadsBubble

This ensures that both infobars and bubbles are tested by creating both
DownloadTest.TestMultipleDownloadsInfobar and DownloadTest.
TestMultipleDownloadsBubble. The correct UI (infobar or bubble) is
forced with a switch.

BUG=438758

Review URL: https://codereview.chromium.org/976823002

Cr-Commit-Position: refs/heads/master@{#318987}

chrome/browser/download/download_browsertest.cc

@@ -56,7 +56,10 @@
 #include "chrome/browser/ui/chrome_pages.h"
 #include "chrome/browser/ui/host_desktop.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
+#include "chrome/browser/ui/website_settings/mock_permission_bubble_view.h"
+#include "chrome/browser/ui/website_settings/permission_bubble_manager.h"
 #include "chrome/common/chrome_paths.h"
+#include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/safe_browsing/csd.pb.h"
 #include "chrome/common/url_constants.h"
@@ -2892,6 +2895,10 @@ IN_PROC_BROWSER_TEST_F(DownloadTest, TestMultipleDownloadsInfobar) {
 
   ASSERT_TRUE(test_server()->Start());
 
+  // Ensure that infobars are being used instead of bubbles.
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kDisablePermissionsBubbles);
+
   // Create a downloads observer.
   scoped_ptr<content::DownloadTestObserver> downloads_observer(
         CreateWaiter(browser(), 2));
@@ -2932,6 +2939,51 @@ IN_PROC_BROWSER_TEST_F(DownloadTest, TestMultipleDownloadsInfobar) {
       DownloadItem::COMPLETE));
 }
 
+IN_PROC_BROWSER_TEST_F(DownloadTest, TestMultipleDownloadsBubble) {
+#if defined(OS_WIN) && defined(USE_ASH)
+  // Disable this test in Metro+Ash for now (http://crbug.com/262796).
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kAshBrowserTests))
+    return;
+#endif
+
+#if defined(OS_ANDROID) || defined(OS_IOS)
+  // Permission bubbles are not supported on mobile.
+  return;
+#endif
+
+  ASSERT_TRUE(test_server()->Start());
+
+  // Enable permision bubbles.
+  base::CommandLine::ForCurrentProcess()->AppendSwitch(
+      switches::kEnablePermissionsBubbles);
+
+  // Create a downloads observer.
+  scoped_ptr<content::DownloadTestObserver> downloads_observer(
+        CreateWaiter(browser(), 2));
+
+  MockPermissionBubbleView* mock_bubble_view = new MockPermissionBubbleView();
+  PermissionBubbleManager::FromWebContents(
+      browser()->tab_strip_model()->GetActiveWebContents())->
+          SetView(mock_bubble_view);
+  mock_bubble_view->SetBrowserTest(true);
+  ui_test_utils::NavigateToURLBlockUntilNavigationsComplete(
+      browser(),
+      test_server()->GetURL("files/downloads/download-a_zip_file.html"), 1);
+
+  ASSERT_TRUE(mock_bubble_view->IsVisible());
+  mock_bubble_view->Accept();
+  ASSERT_FALSE(mock_bubble_view->IsVisible());
+
+  // Waits for the download to complete.
+  downloads_observer->WaitForFinished();
+  EXPECT_EQ(2u, downloads_observer->NumDownloadsSeenInState(
+      DownloadItem::COMPLETE));
+
+  browser()->tab_strip_model()->GetActiveWebContents()->Close();
+  delete mock_bubble_view;
+}
+
 IN_PROC_BROWSER_TEST_F(DownloadTest, DownloadTest_Renaming) {
   ASSERT_TRUE(test_server()->Start());
   GURL url(test_server()->GetURL("files/downloads/a_zip_file.zip"));