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// Copyright (c) 2009 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.
// Defines AutomationExtensionFunction.
#ifndef CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_FUNCTION_H_
#define CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_FUNCTION_H_
#include <string>
#include "chrome/browser/extensions/extension_function.h"
class RenderViewHost;
// An extension function that pipes the extension API call through the
// automation interface, so that extensions can be tested using UITests.
class AutomationExtensionFunction : public ExtensionFunction {
public:
AutomationExtensionFunction() { }
// ExtensionFunction implementation.
virtual void SetArgs(const Value* args);
virtual const std::string GetResult();
virtual const std::string GetError();
virtual void Run();
static ExtensionFunction* Factory();
// If the list of enabled functions is non-empty, we enable according to the
// list ("*" means enable all, otherwise we enable individual named
// functions). If empty, we restore the initial functions.
//
// Note that all calls to this function, except a call with the empty list,
// are additive. Functions previously enabled will remain enabled until
// you clear all function forwarding by specifying the empty list.
static void SetEnabled(const std::vector<std::string>& functions_enabled);
// Intercepts messages sent from the external host to check if they
// are actually responses to extension API calls. If they are, redirects
// the message to view_host->SendExtensionResponse and returns true,
// otherwise returns false to indicate the message was not intercepted.
static bool InterceptMessageFromExternalHost(RenderViewHost* view_host,
const std::string& message,
const std::string& origin,
const std::string& target);
private:
~AutomationExtensionFunction() {}
static bool enabled_;
std::string args_;
DISALLOW_COPY_AND_ASSIGN(AutomationExtensionFunction);
};
#endif // CHROME_BROWSER_AUTOMATION_AUTOMATION_EXTENSION_FUNCTION_H_
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