Conflict detection for Extension Keybinding.

chrome/browser/extensions/extension_keybinding_apitest.cc

 // Copyright (c) 2012 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/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/browser_action_test_util.h"
 #include "chrome/browser/sessions/restore_tab_helper.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/common/chrome_switches.h"
@@ skipping 13 matching lines @@
   }
   virtual ~KeybindingApiTest() {}
 
  protected:
   BrowserActionTestUtil GetBrowserActionsBar() {
     return BrowserActionTestUtil(browser());
   }
 };
 
 #if !defined(OS_MACOSX)
+// Test the basic functionality of the Keybinding API:
+// - That pressing the shortcut keys should perform actions (activate the
+//   browser action or send an event).
+// - Note: Page action keybindings are tested in PageAction test below.
+// - The shortcut keys taken by one extension are not overwritten by the last
+//   installed extension.
 IN_PROC_BROWSER_TEST_F(KeybindingApiTest, Basic) {
   ASSERT_TRUE(test_server()->Start());
   ASSERT_TRUE(RunExtensionTest("keybinding/basics")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
-  // Test that there is a browser action in the toolbar.
-  ASSERT_EQ(1, GetBrowserActionsBar().NumberOfBrowserActions());
+  // Load this extension, which uses the same keybindings but sets the page
+  // to different colors. This is so we can see that it doesn't interfere. We
+  // don't test this extension in any other way (it should otherwise be
+  // immaterial to this test).
+  ASSERT_TRUE(RunExtensionTest("keybinding/conflicting")) << message_;
+
+  // Test that there are two browser actions in the toolbar.
+  ASSERT_EQ(2, GetBrowserActionsBar().NumberOfBrowserActions());
 
   ui_test_utils::NavigateToURL(browser(),
       test_server()->GetURL("files/extensions/test_file.txt"));
 
   // Activate the shortcut (Ctrl+Shift+F).
   ASSERT_TRUE(ui_test_utils::SendKeyPressSync(
       browser(), ui::VKEY_F, true, true, false, false));
 
   // Verify the command worked.
   WebContents* tab = browser()->GetSelectedWebContents();
@@ skipping 53 matching lines @@
   ASSERT_TRUE(ui_test_utils::ExecuteJavaScriptAndExtractBool(
       tab->GetRenderViewHost(), L"",
       L"setInterval(function(){"
       L"  if(document.body.bgColor == 'red'){"
       L"    window.domAutomationController.send(true)}}, 100)",
       &result));
   ASSERT_TRUE(result);
 }
 
 #endif  // !OS_MACOSX