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// Copyright (c) 2012 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.
#ifndef CHROMEOS_DBUS_FLIMFLAM_CLIENT_UNITTEST_BASE_H_
#define CHROMEOS_DBUS_FLIMFLAM_CLIENT_UNITTEST_BASE_H_
#include <string>
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/message_loop.h"
#include "chromeos/dbus/dbus_method_call_status.h"
#include "dbus/mock_bus.h"
#include "dbus/mock_object_proxy.h"
#include "dbus/object_proxy.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
class Value;
class DictionaryValue;
} // namespace base
namespace dbus {
class MessageReader;
} // namespace dbus
namespace chromeos {
// A class to provide functionalities needed for testing Flimflam D-Bus clients.
class FlimflamClientUnittestBase : public testing::Test {
public:
explicit FlimflamClientUnittestBase(const std::string& interface_name);
virtual ~FlimflamClientUnittestBase();
virtual void SetUp() OVERRIDE;
virtual void TearDown() OVERRIDE;
protected:
// A callback to intercept and check the method call arguments.
typedef base::Callback<void(
dbus::MessageReader* reader)> ArgumentCheckCallback;
// Sets expectations for called method name and arguments, and sets response.
void PrepareForMethodCall(const std::string& method_name,
ArgumentCheckCallback argument_checker,
dbus::Response* response);
// Sends property changed signal to the tested client.
void SendPropertyChangedSignal(dbus::Signal* signal);
// Checks the name and the value which are sent by PropertyChanged signal.
static void ExpectPropertyChanged(const std::string& expected_name,
const base::Value* expected_value,
const std::string& name,
const base::Value& value);
// Expects the reader to be empty.
static void ExpectNoArgument(dbus::MessageReader* reader);
// Expects the reader to have a string.
static void ExpectStringArgument(const std::string& expected_string,
dbus::MessageReader* reader);
// Expects the reader to have a Value.
static void ExpectValueArgument(const base::Value* expected_value,
dbus::MessageReader* reader);
// Expects the reader to have a string and a Value.
static void ExpectStringAndValueArguments(const std::string& expected_string,
const base::Value* expected_value,
dbus::MessageReader* reader);
// Expects the call status to be SUCCESS.
static void ExpectNoResultValue(DBusMethodCallStatus call_status);
// Checks the result and expects the call status to be SUCCESS.
static void ExpectDictionaryValueResult(
const base::DictionaryValue* expected_result,
DBusMethodCallStatus call_status,
const base::DictionaryValue& result);
// A message loop to emulate asynchronous behavior.
MessageLoop message_loop_;
// The mock bus.
scoped_refptr<dbus::MockBus> mock_bus_;
private:
// Checks the requested interface name and signal name.
// Used to implement the mock proxy.
void OnConnectToSignal(
const std::string& interface_name,
const std::string& signal_name,
dbus::ObjectProxy::SignalCallback signal_callback,
dbus::ObjectProxy::OnConnectedCallback on_connected_callback);
// Checks the content of the method call and returns the response.
// Used to implement the mock proxy.
void OnCallMethod(dbus::MethodCall* method_call,
int timeout_ms,
dbus::ObjectProxy::ResponseCallback response_callback);
// The interface name.
const std::string interface_name_;
// The mock object proxy.
scoped_refptr<dbus::MockObjectProxy> mock_proxy_;
// The PropertyChanged signal handler given by the tested client.
dbus::ObjectProxy::SignalCallback property_changed_handler_;
// The name of the method which is expected to be called.
std::string expected_method_name_;
// The response which the mock object proxy returns.
dbus::Response* response_;
// A callback to intercept and check the method call arguments.
ArgumentCheckCallback argument_checker_;
};
} // namespace chromeos
#endif // CHROMEOS_DBUS_FLIMFLAM_CLIENT_UNITTEST_BASE_H_
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