Support automatic javascript test registry in gtest when creating WebUI tests.

chrome/browser/ui/webui/web_ui_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 "chrome/browser/ui/webui/web_ui_browsertest.h"
 
 #include <string>
 #include <vector>
 
 #include "base/lazy_instance.h"
 #include "base/path_service.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/webui/test_chrome_web_ui_factory.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/ui_test_utils.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/browser/webui/web_ui.h"
 #include "testing/gtest/include/gtest/gtest-spi.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace {
 
-const FilePath::StringType kWebUILibraryJS =
-    FILE_PATH_LITERAL("test_api.js");
-const FilePath::StringType kWebUITestFolder = FILE_PATH_LITERAL("webui");
+const FilePath::CharType kWebUILibraryJS[] = FILE_PATH_LITERAL("test_api.js");
+const FilePath::CharType kWebUITestFolder[] = FILE_PATH_LITERAL("webui");
 base::LazyInstance<std::vector<std::string> > error_messages_(
     base::LINKER_INITIALIZED);
 
 // Intercepts all log messages.
 bool LogHandler(int severity,
                 const char* file,
                 int line,
                 size_t message_start,
                 const std::string& str) {
   if (severity == logging::LOG_ERROR)
@@ skipping 200 matching lines @@
   static WebUIBrowserTest* s_test_;
 };
 WebUIBrowserTest* WebUIBrowserExpectFailTest::s_test_ = NULL;
 
 IN_PROC_BROWSER_TEST_F(WebUIBrowserExpectFailTest, TestFailsFast) {
   AddLibrary(FilePath(FILE_PATH_LITERAL("sample_downloads.js")));
   ui_test_utils::NavigateToURL(browser(), GURL(chrome::kChromeUIDownloadsURL));
   EXPECT_FATAL_FAILURE(RunJavascriptTestNoReturn("FAILS_BogusFunctionName"),
                        "WebUITestHandler::Observe");
 }
+
+
+// This test framework is used in the generated tests, which are included
+// below. WebUIBrowserTest requires being on a page which is a WebUI page. Using
+// the TestChromeWebUIFactory, we use a dummy URL |kChromeTestBrowserTestPass|,
+// which we force to be a WebUI page.
+class WebUIBrowserTestPass
+    : public WebUIBrowserTest,
+      public TestChromeWebUIFactory::WebUIProvider {
+ private:
+  // TestChromeWebUIFactory::WebUIProvider:
+  virtual WebUI* NewWebUI(TabContents* tab_contents,
+                          const GURL& url) OVERRIDE {
+    return new WebUI(tab_contents);
+  }
+
+  // InProcessBrowserTest:
+  virtual void SetUpOnMainThread() OVERRIDE {
+    WebUIBrowserTest::SetUpOnMainThread();
+    ui_test_utils::NavigateToURL(browser(),
+                                 GURL(kChromeTestBrowserTestPass));
+  }
+
+  virtual void SetUpInProcessBrowserTestFixture() OVERRIDE {
+    WebUIBrowserTest::SetUpInProcessBrowserTestFixture();
+    TestChromeWebUIFactory::AddFactoryOverride(
+        GURL(kChromeTestBrowserTestPass).host(), this);
+  }
+
+  virtual void TearDownInProcessBrowserTestFixture() OVERRIDE {
+    WebUIBrowserTest::TearDownInProcessBrowserTestFixture();
+    TestChromeWebUIFactory::RemoveFactoryOverride(
+        GURL(kChromeTestBrowserTestPass).host());
+  }
+
+  static const char kChromeTestBrowserTestPass[];
+};
+
+const char WebUIBrowserTestPass::kChromeTestBrowserTestPass[] =
+    "chrome://WebUIBrowserTestPass";
+
+#include "chrome/browser/ui/webui/web_ui_browsertest-inl.h"