Convert i18n_process.css to use /deep/ instead of ::shadow and add tests.

chrome/test/data/webui/webui_resource_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 <vector>
 
 #include "base/path_service.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/grit/options_test_resources.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "chrome/test/base/ui_test_utils.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
+#include "grit/webui_test_resources.h"

[Lei Zhang, 2015/07/22 00:20:26]

Can this be chrome/test/data/grit/webui_test_resources.h? Adjust build rules to
make that happen.

[Dan Beam, 2015/07/22 00:26:41]

grit/ is what almost everybody does:
https://code.google.com/p/chromium/codesearch#search/&q=type%20rc_header%20fi...

is there some benefit?

 #include "ui/base/resource/resource_bundle.h"
 #include "ui/resources/grit/webui_resources.h"
 
 class WebUIResourceBrowserTest : public InProcessBrowserTest {
  public:
   void SetUpOnMainThread() override {
     // Load resources that are only used by browser_tests.
     base::FilePath pak_path;
     ASSERT_TRUE(PathService::Get(base::DIR_MODULE, &pak_path));
     pak_path = pak_path.AppendASCII("browser_tests.pak");
     ResourceBundle::GetSharedInstance().AddDataPackFromPath(
         pak_path, ui::SCALE_FACTOR_NONE);
   }
 
   // Runs all test functions in |file|, waiting for them to complete.
-  void RunTest(const base::FilePath& file) {
-    GURL url = ui_test_utils::GetTestUrl(
-        base::FilePath(FILE_PATH_LITERAL("webui")), file);
-    ui_test_utils::NavigateToURL(browser(), url);
+  void LoadFile(const base::FilePath& file) {
+    base::FilePath webui(FILE_PATH_LITERAL("webui"));
+    RunTest(ui_test_utils::GetTestUrl(webui, file));
+  }
 
-    content::WebContents* web_contents =
-        browser()->tab_strip_model()->GetActiveWebContents();
-    ASSERT_TRUE(web_contents);
-    EXPECT_TRUE(ExecuteWebUIResourceTest(web_contents, include_libraries_));
+  void LoadResource(int idr) {
+    ResourceBundle& bundle = ResourceBundle::GetSharedInstance();
+    base::StringPiece resource = bundle.GetRawDataResource(idr);
+    RunTest(GURL(std::string("data:text/html,") + resource.as_string()));
   }
 
   // Queues the library corresponding to |resource_id| for injection into the
   // test. The code injection is performed post-load, so any common test
   // initialization that depends on the library should be placed in a setUp
   // function.
   void AddLibrary(int resource_id) {
     include_libraries_.push_back(resource_id);
   }
 
  private:
+  void RunTest(const GURL& url) {
+    ui_test_utils::NavigateToURL(browser(), url);
+    content::WebContents* web_contents =
+        browser()->tab_strip_model()->GetActiveWebContents();
+    ASSERT_TRUE(web_contents);
+    EXPECT_TRUE(ExecuteWebUIResourceTest(web_contents, include_libraries_));
+  }
+
   // Resource IDs for internal javascript libraries to inject into the test.
   std::vector<int> include_libraries_;
 };
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ArrayDataModelTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI_ARRAY_DATA_MODEL);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("array_data_model_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("array_data_model_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, CrTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("cr_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("cr_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, EventTargetTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("event_target_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("event_target_test.html")));
+}
+
+IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, I18nProcessCssTest) {
+  LoadResource(IDR_WEBUI_TEST_I18N_PROCESS_CSS_TEST);
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, I18nProcessTest) {
   AddLibrary(IDR_WEBUI_JS_LOAD_TIME_DATA);
   AddLibrary(IDR_WEBUI_JS_I18N_TEMPLATE_NO_PROCESS);
   AddLibrary(IDR_WEBUI_JS_UTIL);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("i18n_process_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("i18n_process_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ListTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_ARRAY_DATA_MODEL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_ITEM);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_CONTROLLER);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_MODEL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("list_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("list_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, GridTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_ARRAY_DATA_MODEL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_ITEM);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_CONTROLLER);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_MODEL);
   // Grid must be the last addition as it depends on list libraries.
   AddLibrary(IDR_WEBUI_JS_CR_UI_GRID);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("grid_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("grid_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, LinkControllerTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_LINK_CONTROLLER);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("link_controller_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("link_controller_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ListSelectionModelTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_MODEL);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("list_selection_model_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("list_selection_model_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ListSingleSelectionModelTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SINGLE_SELECTION_MODEL);
-  RunTest(base::FilePath(FILE_PATH_LITERAL(
+  LoadFile(base::FilePath(FILE_PATH_LITERAL(
       "list_single_selection_model_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, InlineEditableListTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_ARRAY_DATA_MODEL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_ITEM);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_CONTROLLER);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST_SELECTION_MODEL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_LIST);
   AddLibrary(IDR_WEBUI_JS_LOAD_TIME_DATA);
   AddLibrary(IDR_OPTIONS_DELETABLE_ITEM_LIST);
   AddLibrary(IDR_OPTIONS_INLINE_EDITABLE_LIST);
-  RunTest(base::FilePath(FILE_PATH_LITERAL(
+  LoadFile(base::FilePath(FILE_PATH_LITERAL(
       "inline_editable_list_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, MenuTest) {
   AddLibrary(IDR_WEBUI_JS_ASSERT);
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_COMMAND);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU_ITEM);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("menu_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("menu_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, MockTimerTest) {
-  RunTest(base::FilePath(FILE_PATH_LITERAL("mock_timer_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("mock_timer_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ParseHtmlSubsetTest) {
   AddLibrary(IDR_WEBUI_JS_PARSE_HTML_SUBSET);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("parse_html_subset_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("parse_html_subset_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, PositionUtilTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI_POSITION_UTIL);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("position_util_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("position_util_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, RepeatingButtonTest) {
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_REPEATING_BUTTON);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("repeating_button_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("repeating_button_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, CommandTest) {
   AddLibrary(IDR_WEBUI_JS_ASSERT);
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_COMMAND);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("command_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("command_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, ContextMenuHandlerTest) {
   AddLibrary(IDR_WEBUI_JS_ASSERT);
   AddLibrary(IDR_WEBUI_JS_EVENT_TRACKER);
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_EVENT_TARGET);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_POSITION_UTIL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU_ITEM);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU_BUTTON);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU);
   AddLibrary(IDR_WEBUI_JS_CR_UI_CONTEXT_MENU_HANDLER);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("context_menu_handler_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("context_menu_handler_test.html")));
 }
 
 IN_PROC_BROWSER_TEST_F(WebUIResourceBrowserTest, MenuButtonTest) {
   AddLibrary(IDR_WEBUI_JS_ASSERT);
   AddLibrary(IDR_WEBUI_JS_EVENT_TRACKER);
   AddLibrary(IDR_WEBUI_JS_CR);
   AddLibrary(IDR_WEBUI_JS_CR_UI);
   AddLibrary(IDR_WEBUI_JS_CR_UI_POSITION_UTIL);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU_BUTTON);
   AddLibrary(IDR_WEBUI_JS_CR_UI_MENU);
-  RunTest(base::FilePath(FILE_PATH_LITERAL("menu_button_test.html")));
+  LoadFile(base::FilePath(FILE_PATH_LITERAL("menu_button_test.html")));
 }