Browser plugin: Implement titleChanged event.

content/browser/browser_plugin/browser_plugin_host_browsertest.cc

Index: content/browser/browser_plugin/browser_plugin_host_browsertest.cc
diff --git a/content/browser/browser_plugin/browser_plugin_host_browsertest.cc b/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
index e883fc01c138044e1cb57586ff5b38c252036a92..9edab6d1af1859bed5f475013dd928c788f5e1d4 100644
--- a/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
+++ b/content/browser/browser_plugin/browser_plugin_host_browsertest.cc
@@ -1010,6 +1010,55 @@ IN_PROC_BROWSER_TEST_F(BrowserPluginHostTest, LoadCommit) {
   EXPECT_EQ(true, top_level_bool);
 }
 
+IN_PROC_BROWSER_TEST_F(BrowserPluginHostTest, TitleChange) {
+  const char* kEmbedderURL = "files/browser_plugin_embedder_titlechange.html";
+  StartBrowserPluginTest(kEmbedderURL, "about:blank", true, "");
+
+  // Navigate and wait until the title changes.
+  const string16 expected_title = ASCIIToUTF16("Title Of Awesomeness");
+  content::TitleWatcher title_watcher(test_embedder()->web_contents(),
+                                      expected_title);
+  GURL title_url(test_server()->GetURL("files/title2.html"));
+  RenderViewHostImpl* rvh = static_cast<RenderViewHostImpl*>(
+      test_embedder()->web_contents()->GetRenderViewHost());
+  ExecuteSyncJSFunction(rvh, ASCIIToUTF16(StringPrintf("SetSrc('%s');",
+      title_url.spec().c_str())));
+  string16 actual_title = title_watcher.WaitAndGetTitle();
+  EXPECT_EQ(expected_title, actual_title);
+
+  // Navigate to a page with a different title and wait for the update.
+  const string16 expected_title2 = ASCIIToUTF16("Title Of More Awesomeness");
+  content::TitleWatcher title_watcher2(test_embedder()->web_contents(),
+                                       expected_title2);
+  GURL title_url2(test_server()->GetURL("files/title3.html"));
+  ExecuteSyncJSFunction(rvh, ASCIIToUTF16(StringPrintf("SetSrc('%s');",
+      title_url2.spec().c_str())));
+  actual_title = title_watcher2.WaitAndGetTitle();
+  EXPECT_EQ(expected_title2, actual_title);
+
+  // Go back and expect the title to revert to expected_title.
+  content::TitleWatcher title_watcher3(test_embedder()->web_contents(),
+                                       expected_title);
+  ExecuteSyncJSFunction(rvh, ASCIIToUTF16("Back();"));
+  actual_title = title_watcher3.WaitAndGetTitle();
+  EXPECT_EQ(expected_title, actual_title);
+
+  // Navigate to a page with no title and wait for the update.
+  // It should include the URL (host, port, path) with no http://.
+  GURL no_title_url(test_server()->GetURL("files/title1.html"));
+  std::string no_title_str = no_title_url.host();
+  no_title_str.append(":");
+  no_title_str.append(no_title_url.port());
+  no_title_str.append(no_title_url.path());
+  const string16 no_title = ASCIIToUTF16(no_title_str);
+  content::TitleWatcher title_watcher4(test_embedder()->web_contents(),
+                                       no_title);
+  ExecuteSyncJSFunction(rvh, ASCIIToUTF16(StringPrintf("SetSrc('%s');",
+      no_title_url.spec().c_str())));
+  actual_title = title_watcher4.WaitAndGetTitle();
+  EXPECT_EQ(no_title, actual_title);
+}
+
 // This test verifies that if a browser plugin is hidden before navigation,
 // the guest starts off hidden.
 IN_PROC_BROWSER_TEST_F(BrowserPluginHostTest, HiddenBeforeNavigation) {