chrome/browser/extensions/browsertest_util.cc

   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/profiles/profile.h"
   9 #include "content/public/test/browser_test_utils.h"
  10 #include "extensions/browser/extension_system.h"
  11 #include "extensions/browser/process_manager.h"
  12 #include "testing/gtest/include/gtest/gtest.h"
  13
  14 namespace extensions {
  15 namespace browsertest_util {
  16
  17 std::string ExecuteScriptInBackgroundPage(Profile* profile,
  18                                           const std::string& extension_id,
  19                                           const std::string& script) {
  20   extensions::ProcessManager* manager =
  21       extensions::ExtensionSystem::Get(profile)->process_manager();
  22   extensions::ExtensionHost* host =
  23       manager->GetBackgroundHostForExtension(extension_id);
  24   if (host == NULL) {
  25     ADD_FAILURE() << "Extension " << extension_id << " has no background page.";
  26     return "";
  27   }
  28   std::string result;
  29   if (!content::ExecuteScriptAndExtractString(
  30            host->host_contents(), script, &result)) {
  31     ADD_FAILURE() << "Executing script failed: " << script;
  32     result.clear();
  33   }
  34   return result;
  35 }
  36
  37 }  // namespace browsertest_util
  38 }  // namespace extensions