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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.
#include "chromeos/dbus/ibus/ibus_engine_factory_service.h"
#include <map>
#include <string>
#include "base/message_loop/message_loop.h"
#include "chromeos/dbus/ibus/ibus_constants.h"
#include "dbus/message.h"
#include "dbus/mock_bus.h"
#include "dbus/mock_exported_object.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using ::testing::Invoke;
using ::testing::Return;
using ::testing::StrEq;
using ::testing::_;
namespace chromeos {
class SynchronousCreateEngineHandler {
public:
explicit SynchronousCreateEngineHandler(const dbus::ObjectPath& path)
: path_(path) {}
void Run(const IBusEngineFactoryService::CreateEngineResponseSender& sender) {
sender.Run(path_);
}
private:
dbus::ObjectPath path_;
DISALLOW_COPY_AND_ASSIGN(SynchronousCreateEngineHandler);
};
class AsynchronousCreateEngineHandler {
public:
AsynchronousCreateEngineHandler(const dbus::ObjectPath& path,
base::MessageLoop* message_loop)
: path_(path),
message_loop_(message_loop) {}
void Run(const IBusEngineFactoryService::CreateEngineResponseSender& sender) {
message_loop_->PostTask(FROM_HERE, base::Bind(sender, path_));
}
private:
dbus::ObjectPath path_;
base::MessageLoop* message_loop_;
DISALLOW_COPY_AND_ASSIGN(AsynchronousCreateEngineHandler);
};
class MockCreateEngineResponseSender {
public:
explicit MockCreateEngineResponseSender(const dbus::ObjectPath& expected_path)
: expected_path_(expected_path) {}
// GMock doesn't support mocking methods which take scoped_ptr<>.
MOCK_METHOD1(MockRun, void(dbus::Response*));
void Run(scoped_ptr<dbus::Response> response) {
MockRun(response.get());
}
// Checks the given |response| meets expectation for the CreateEngine method.
void CheckCreateEngineResponsePtr(dbus::Response* response) {
dbus::MessageReader reader(response);
dbus::ObjectPath actual_path;
ASSERT_TRUE(reader.PopObjectPath(&actual_path));
EXPECT_EQ(expected_path_, actual_path);
}
void CheckCreateEngineResponse(scoped_ptr<dbus::Response> response) {
CheckCreateEngineResponsePtr(response.get());
}
private:
dbus::ObjectPath expected_path_;
};
class IBusEngineFactoryServiceTest : public testing::Test {
public:
IBusEngineFactoryServiceTest() {}
virtual void SetUp() OVERRIDE {
// Create a mock bus.
dbus::Bus::Options options;
options.bus_type = dbus::Bus::SYSTEM;
mock_bus_ = new dbus::MockBus(options);
// Create a mock exported object.
mock_exported_object_ = new dbus::MockExportedObject(
mock_bus_.get(),
dbus::ObjectPath(ibus::engine_factory::kServicePath));
EXPECT_CALL(
*mock_bus_.get(),
GetExportedObject(dbus::ObjectPath(ibus::engine_factory::kServicePath)))
.WillOnce(Return(mock_exported_object_.get()));
EXPECT_CALL(*mock_bus_.get(), AssertOnOriginThread())
.WillRepeatedly(Return());
EXPECT_CALL(*mock_exported_object_.get(),
ExportMethod(ibus::engine_factory::kServiceInterface,
ibus::engine_factory::kCreateEngineMethod,
_,
_))
.WillRepeatedly(
Invoke(this, &IBusEngineFactoryServiceTest::OnMethodExported));
service_.reset(IBusEngineFactoryService::Create(
mock_bus_.get(), REAL_DBUS_CLIENT_IMPLEMENTATION));
}
protected:
// The service to be tested.
scoped_ptr<IBusEngineFactoryService> service_;
// The mock bus.
scoped_refptr<dbus::MockBus> mock_bus_;
// The mock exported object.
scoped_refptr<dbus::MockExportedObject> mock_exported_object_;
// The map from method name to method call handler.
std::map<std::string, dbus::ExportedObject::MethodCallCallback>
method_exported_map_;
// A message loop to emulate asynchronous behavior.
base::MessageLoop message_loop_;
private:
// Used to implement the method call exportation.
void OnMethodExported(
const std::string& interface_name,
const std::string& method_name,
const dbus::ExportedObject::MethodCallCallback& method_callback,
const dbus::ExportedObject::OnExportedCallback& on_exported_callback) {
method_exported_map_[method_name] = method_callback;
const bool success = true;
message_loop_.PostTask(FROM_HERE, base::Bind(on_exported_callback,
interface_name,
method_name,
success));
}
};
TEST_F(IBusEngineFactoryServiceTest, SyncCreateEngineTest) {
// Set expectations.
const char kSampleEngine[] = "Sample Engine";
const dbus::ObjectPath kObjectPath("/org/freedesktop/IBus/Engine/10");
MockCreateEngineResponseSender response_sender(kObjectPath);
EXPECT_CALL(response_sender, MockRun(_))
.WillOnce(
Invoke(&response_sender,
&MockCreateEngineResponseSender::
CheckCreateEngineResponsePtr));
SynchronousCreateEngineHandler handler(kObjectPath);
// Set handler expectations.
service_->SetCreateEngineHandler(
kSampleEngine,
base::Bind(&SynchronousCreateEngineHandler::Run,
base::Unretained(&handler)));
message_loop_.RunUntilIdle();
// Invoke method call.
dbus::MethodCall method_call(
ibus::engine_factory::kServiceInterface,
ibus::engine_factory::kCreateEngineMethod);
method_call.SetSerial(10);
dbus::MessageWriter writer(&method_call);
writer.AppendString(kSampleEngine);
ASSERT_FALSE(
method_exported_map_[ibus::engine_factory::kCreateEngineMethod]
.is_null());
method_exported_map_[ibus::engine_factory::kCreateEngineMethod].Run(
&method_call,
base::Bind(&MockCreateEngineResponseSender::Run,
base::Unretained(&response_sender)));
// Unset the handler so expect not calling handler.
service_->UnsetCreateEngineHandler(kSampleEngine);
method_exported_map_[ibus::engine_factory::kCreateEngineMethod].Run(
&method_call,
base::Bind(&MockCreateEngineResponseSender::CheckCreateEngineResponse,
base::Unretained(&response_sender)));
message_loop_.RunUntilIdle();
}
TEST_F(IBusEngineFactoryServiceTest, AsyncCreateEngineTest) {
// Set expectations.
const char kSampleEngine[] = "Sample Engine";
const dbus::ObjectPath kObjectPath("/org/freedesktop/IBus/Engine/10");
MockCreateEngineResponseSender response_sender(kObjectPath);
EXPECT_CALL(response_sender, MockRun(_))
.WillOnce(
Invoke(&response_sender,
&MockCreateEngineResponseSender::
CheckCreateEngineResponsePtr));
AsynchronousCreateEngineHandler handler(kObjectPath, &message_loop_);
// Set handler expectations.
service_->SetCreateEngineHandler(
kSampleEngine,
base::Bind(&AsynchronousCreateEngineHandler::Run,
base::Unretained(&handler)));
message_loop_.RunUntilIdle();
// Invoke method call.
dbus::MethodCall method_call(
ibus::engine_factory::kServiceInterface,
ibus::engine_factory::kCreateEngineMethod);
method_call.SetSerial(10);
dbus::MessageWriter writer(&method_call);
writer.AppendString(kSampleEngine);
ASSERT_FALSE(
method_exported_map_[ibus::engine_factory::kCreateEngineMethod]
.is_null());
method_exported_map_[ibus::engine_factory::kCreateEngineMethod].Run(
&method_call,
base::Bind(&MockCreateEngineResponseSender::Run,
base::Unretained(&response_sender)));
// Unset the handler so expect not calling handler.
service_->UnsetCreateEngineHandler(kSampleEngine);
method_exported_map_[ibus::engine_factory::kCreateEngineMethod].Run(
&method_call,
base::Bind(&MockCreateEngineResponseSender::CheckCreateEngineResponse,
base::Unretained(&response_sender)));
message_loop_.RunUntilIdle();
}
} // namespace chromeos
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