Add a browsertest for magic iframe.

chrome/browser/magic_iframe_browsertest.cc

+// Copyright (c) 2011 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/command_line.h"
+#include "base/file_path.h"
+#include "base/file_util.h"
+#include "base/memory/ref_counted.h"
+#include "base/scoped_temp_dir.h"
+#include "base/test/thread_test_helper.h"
+#include "base/utf_string_conversions.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/test/base/in_process_browser_test.h"
+#include "chrome/test/base/testing_profile.h"
+#include "chrome/test/base/ui_test_utils.h"
+#include "content/browser/tab_contents/tab_contents.h"
+#include "content/common/content_switches.h"
+
+class MagicIframeBrowserTest : public InProcessBrowserTest {
+ public:
+  MagicIframeBrowserTest() {
+    EnableDOMAutomation();
+  }
+
+  GURL GetTestURL(const std::string& path) {

[levin, 2011/08/04 22:27:36]

Seems like it shoudn't be in class as there isn't a need/desire to inline this
method.

+    std::string url_path = "files/magic_iframe/";
+    url_path.append(path);
+    return test_server()->GetURL(url_path);
+  }
+};
+
+// This browser test is verifying that reparenting of iframe between different

[levin, 2011/08/04 22:27:36]

Recommend removing "This browser test is" and start with "Verifies" instead.

+// pages works as expected, including smooth transfer of resources that are
+// still being loaded.
+// The test failure manifests as the ongoing XHR request is not finishing
+// (silently aborted) when the test iframe is transferred between pages (and
+// the original page closes). This causes the final navigation not complete and

[levin, 2011/08/04 22:27:36]

s/not/to not/

+// test terminated by timeout.

[levin, 2011/08/04 22:27:36]

s/terminated by/is terminated due to a/

+
+// Currently disabled (http://crbug.com/55200, work in progress).
+IN_PROC_BROWSER_TEST_F(MagicIframeBrowserTest,
+                       DISABLED_TransferIframeCloseWindow) {
+  ASSERT_TRUE(test_server()->Start());
+  GURL url(GetTestURL("iframe-reparenting-close-window.html"));
+  ui_test_utils::NavigateToURLBlockUntilNavigationsComplete(browser(), url, 3);
+  std::string result;
+  ASSERT_TRUE(ui_test_utils::ExecuteJavaScriptAndExtractString(
+      browser()->GetSelectedTabContents()->render_view_host(), L"",
+      L"window.domAutomationController.send(getLog())", &result));
+  ASSERT_NE(result.find("DONE"), std::string::npos) << result;
+}
+