Enable <webview>.executeScript outside of Apps and Extensions [1]

chrome/browser/ui/webui/webui_webview_browsertest.cc

+// Copyright 2015 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 "base/macros.h"
+#include "base/path_service.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/url_constants.h"
+#include "chrome/test/base/ui_test_utils.h"
+#include "chrome/test/base/web_ui_browser_test.h"
+#include "net/test/embedded_test_server/embedded_test_server.h"
+
+class WebUIWebViewBrowserTest : public WebUIBrowserTest {
+ public:
+  WebUIWebViewBrowserTest() {}
+
+  void SetUpOnMainThread() override {
+    WebUIBrowserTest::SetUpOnMainThread();
+    AddLibrary(
+        base::FilePath(FILE_PATH_LITERAL("webview_execute_script_test.js")));
+
+    base::FilePath test_data_dir;
+    PathService::Get(chrome::DIR_TEST_DATA, &test_data_dir);
+    embedded_test_server()->ServeFilesFromDirectory(test_data_dir);
+    ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
+  }
+
+  GURL GetTestUrl(const std::string& path) const {
+    return embedded_test_server()->base_url().Resolve(path);
+  }
+
+  GURL GetWebViewEnabledWebUIURL() const {
+    return GURL(chrome::kChromeUIChromeSigninURL);
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(WebUIWebViewBrowserTest);
+};
+
+IN_PROC_BROWSER_TEST_F(WebUIWebViewBrowserTest, ExecuteScriptCode) {
+  ui_test_utils::NavigateToURL(browser(), GetWebViewEnabledWebUIURL());
+
+  ASSERT_TRUE(WebUIBrowserTest::RunJavascriptAsyncTest(
+      "testExecuteScriptCode",
+      new base::StringValue(GetTestUrl("empty.html").spec())));
+}