1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/extensions/browsertest_util.h" 6 7 #include "chrome/browser/extensions/extension_host.h" 8 #include "chrome/browser/extensions/extension_system.h" 9 #include "content/public/test/browser_test_utils.h" 10 #include "extensions/browser/process_manager.h" 11 #include "testing/gtest/include/gtest/gtest.h" 12 13 namespace extensions { 14 namespace browsertest_util { 15 ExecuteScriptInBackgroundPage(Profile * profile,const std::string & extension_id,const std::string & script)16std::string ExecuteScriptInBackgroundPage(Profile* profile, 17 const std::string& extension_id, 18 const std::string& script) { 19 extensions::ProcessManager* manager = 20 extensions::ExtensionSystem::Get(profile)->process_manager(); 21 extensions::ExtensionHost* host = 22 manager->GetBackgroundHostForExtension(extension_id); 23 if (host == NULL) { 24 ADD_FAILURE() << "Extension " << extension_id << " has no background page."; 25 return ""; 26 } 27 std::string result; 28 if (!content::ExecuteScriptAndExtractString( 29 host->host_contents(), script, &result)) { 30 ADD_FAILURE() << "Executing script failed: " << script; 31 result.clear(); 32 } 33 return result; 34 } 35 36 } // namespace browsertest_util 37 } // namespace extensions 38