DO NOT SUBMIT: Example test that blocks on mac.

chrome/browser/apps/guest_view/web_view_interactive_browsertest.cc

 // Copyright 2013 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 <stddef.h>
 
 #include "base/location.h"
 #include "base/macros.h"
 #include "base/single_thread_task_runner.h"
 #include "base/strings/stringprintf.h"
@@ skipping 1499 matching lines @@
   ASSERT_TRUE(ui_test_utils::SendKeyPressToWindowSync(
       GetPlatformAppWindow(), ui::VKEY_Z, false, false, false, false));
 
   next_step_listener.Reset();
   EXPECT_TRUE(content::ExecuteScript(
       embedder_web_contents(),
       "window.runCommand('testKeyboardFocusRunNextStep', 'aBcxYz');"));
 
   ASSERT_TRUE(next_step_listener.WaitUntilSatisfied());
 }
+
+class ExampleTest : public WebViewInteractiveTestBase {};
+
+IN_PROC_BROWSER_TEST_F(ExampleTest, Basic) {
+  LoadAndLaunchPlatformApp("example/basic",
+                           "LOADED");
+  ExtensionTestMessageListener key_processed_listener(
+      "KEY_UP", false);
+
+  for (size_t i = 0; i < 4; ++i) {
+    SendKeyPressToPlatformApp(ui::VKEY_TAB);
+    EXPECT_TRUE(key_processed_listener.WaitUntilSatisfied());
+    key_processed_listener.Reset();
+  }
+}