Implement chromium.self in content scripts, fix bugs

chrome/browser/extensions/extension_content_script_inject_unittest.cc

+// Copyright (c) 2009 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/browser.h"
+#include "chrome/browser/extensions/extension_error_reporter.h"
+#include "chrome/browser/extensions/test_extension_loader.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/test/in_process_browser_test.h"
+#include "chrome/test/ui_test_utils.h"
+#include "net/base/net_util.h"
+
+namespace {
+
+// The extension we're using as our test case.
+const char* kExtensionId = "00123456789abcdef0123456789abcdef0123456";
+
+}  // namespace
+
+class ExtensionContentScriptInjectTest : public InProcessBrowserTest {
+ public:
+  virtual void SetUp() {
+    // Initialize the error reporter here, otherwise BrowserMain will create it
+    // with the wrong MessageLoop.
+    ExtensionErrorReporter::Init(false);
+
+    InProcessBrowserTest::SetUp();
+  }
+};
+
+// Tests that an extension's user script gets injected into content.
+IN_PROC_BROWSER_TEST_F(ExtensionContentScriptInjectTest, Simple) {
+  // Get the path to our extension.
+  FilePath extension_path;
+  ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &extension_path));
+  extension_path = extension_path.AppendASCII("extensions").
+      AppendASCII("content_script_inject");
+  ASSERT_TRUE(file_util::DirectoryExists(extension_path));  // sanity check
+
+  // Load it.
+  TestExtensionLoader loader(browser()->profile());
+  Extension* extension = loader.Load(kExtensionId, extension_path);
+  ASSERT_TRUE(extension);
+
+  // Get the file URL to our test page.
+  FilePath test_page_path;
+  ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_page_path));
+  test_page_path = test_page_path.AppendASCII("extensions").
+      AppendASCII("content_script_inject_page.html");
+  ASSERT_TRUE(file_util::PathExists(test_page_path));  // sanity check
+  GURL test_page_url = net::FilePathToFileURL(test_page_path);
+
+  ui_test_utils::NavigateToURL(browser(), test_page_url);
+  TabContents* tabContents = browser()->GetSelectedTabContents();
+
+  // The injected user script will set the page title upon execution.
+  const char kExpectedTitle[] =
+      "testScriptFilesRunInSameContext,testContentInteraction,"
+      "testCSSWasInjected,testCannotSeeOtherContentScriptGlobals,"
+      "testRunAtDocumentStart,testGotLoadEvents,";
+  EXPECT_EQ(ASCIIToUTF16(kExpectedTitle), tabContents->GetTitle());
+}