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// 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 "chrome/browser/extensions/browsertest_util.h"
#include "chrome/browser/extensions/extension_host.h"
#include "chrome/browser/profiles/profile.h"
#include "content/public/test/browser_test_utils.h"
#include "extensions/browser/extension_system.h"
#include "extensions/browser/process_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace extensions {
namespace browsertest_util {
std::string ExecuteScriptInBackgroundPage(Profile* profile,
const std::string& extension_id,
const std::string& script) {
extensions::ProcessManager* manager =
extensions::ExtensionSystem::Get(profile)->process_manager();
extensions::ExtensionHost* host =
manager->GetBackgroundHostForExtension(extension_id);
if (host == NULL) {
ADD_FAILURE() << "Extension " << extension_id << " has no background page.";
return "";
}
std::string result;
if (!content::ExecuteScriptAndExtractString(
host->host_contents(), script, &result)) {
ADD_FAILURE() << "Executing script failed: " << script;
result.clear();
}
return result;
}
} // namespace browsertest_util
} // namespace extensions
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