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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/modem_messaging_client.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/message_loop/message_loop.h"
#include "base/single_thread_task_runner.h"
#include "base/values.h"
#include "dbus/message.h"
#include "dbus/mock_bus.h"
#include "dbus/mock_object_proxy.h"
#include "dbus/object_path.h"
#include "dbus/values_util.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/cros_system_api/dbus/service_constants.h"
using ::testing::_;
using ::testing::Invoke;
using ::testing::Return;
namespace chromeos {
namespace {
// A mock SmsReceivedHandler.
class MockSmsReceivedHandler {
public:
MOCK_METHOD2(Run, void(const dbus::ObjectPath &sms, bool complete));
};
// A mock DeleteCallback.
class MockDeleteCallback {
public:
MOCK_METHOD0(Run, void());
};
// A mock ListCallback.
class MockListCallback {
public:
MOCK_METHOD1(Run, void(const std::vector<dbus::ObjectPath>& result));
};
// D-Bus service name used by test.
const char kServiceName[] = "service.name";
// D-Bus object path used by test.
const char kObjectPath[] = "/object/path";
} // namespace
class ModemMessagingClientTest : public testing::Test {
public:
ModemMessagingClientTest() : response_(NULL),
expected_result_(NULL) {}
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 proxy.
mock_proxy_ = new dbus::MockObjectProxy(mock_bus_.get(),
kServiceName,
dbus::ObjectPath(kObjectPath));
// Set an expectation so mock_proxy's ConnectToSignal() will use
// OnConnectToSignal() to run the callback.
EXPECT_CALL(*mock_proxy_.get(),
ConnectToSignal(modemmanager::kModemManager1MessagingInterface,
modemmanager::kSMSAddedSignal,
_,
_))
.WillRepeatedly(
Invoke(this, &ModemMessagingClientTest::OnConnectToSignal));
// Set an expectation so mock_bus's GetObjectProxy() for the given
// service name and the object path will return mock_proxy_.
EXPECT_CALL(*mock_bus_.get(),
GetObjectProxy(kServiceName, dbus::ObjectPath(kObjectPath)))
.WillOnce(Return(mock_proxy_.get()));
// ShutdownAndBlock() will be called in TearDown().
EXPECT_CALL(*mock_bus_.get(), ShutdownAndBlock()).WillOnce(Return());
// Create a client with the mock bus.
client_.reset(ModemMessagingClient::Create());
client_->Init(mock_bus_.get());
}
void TearDown() override { mock_bus_->ShutdownAndBlock(); }
// Handles Delete method call.
void OnDelete(dbus::MethodCall* method_call,
int timeout_ms,
const dbus::ObjectProxy::ResponseCallback& callback) {
EXPECT_EQ(modemmanager::kModemManager1MessagingInterface,
method_call->GetInterface());
EXPECT_EQ(modemmanager::kSMSDeleteFunction, method_call->GetMember());
dbus::ObjectPath sms_path;
dbus::MessageReader reader(method_call);
EXPECT_TRUE(reader.PopObjectPath(&sms_path));
EXPECT_EQ(expected_sms_path_, sms_path);
EXPECT_FALSE(reader.HasMoreData());
message_loop_.task_runner()->PostTask(FROM_HERE,
base::Bind(callback, response_));
}
// Handles List method call.
void OnList(dbus::MethodCall* method_call,
int timeout_ms,
const dbus::ObjectProxy::ResponseCallback& callback) {
EXPECT_EQ(modemmanager::kModemManager1MessagingInterface,
method_call->GetInterface());
EXPECT_EQ(modemmanager::kSMSListFunction, method_call->GetMember());
dbus::MessageReader reader(method_call);
EXPECT_FALSE(reader.HasMoreData());
message_loop_.task_runner()->PostTask(FROM_HERE,
base::Bind(callback, response_));
}
// Checks the results of List.
void CheckResult(const std::vector<dbus::ObjectPath>& result) {
EXPECT_EQ(result, *expected_result_);
}
protected:
// The client to be tested.
scoped_ptr<ModemMessagingClient> client_;
// A message loop to emulate asynchronous behavior.
base::MessageLoop message_loop_;
// The mock bus.
scoped_refptr<dbus::MockBus> mock_bus_;
// The mock object proxy.
scoped_refptr<dbus::MockObjectProxy> mock_proxy_;
// The SmsReceived signal handler given by the tested client.
dbus::ObjectProxy::SignalCallback sms_received_callback_;
// Expected argument for Delete method.
dbus::ObjectPath expected_sms_path_;
// Response returned by mock methods.
dbus::Response* response_;
// Expected result of List method.
std::vector<dbus::ObjectPath>* expected_result_;
private:
// Used to implement the mock proxy.
void OnConnectToSignal(
const std::string& interface_name,
const std::string& signal_name,
const dbus::ObjectProxy::SignalCallback& signal_callback,
const dbus::ObjectProxy::OnConnectedCallback& on_connected_callback) {
sms_received_callback_ = signal_callback;
const bool success = true;
message_loop_.task_runner()->PostTask(
FROM_HERE, base::Bind(on_connected_callback, interface_name,
signal_name, success));
}
};
TEST_F(ModemMessagingClientTest, SmsReceived) {
// Set expectations.
const dbus::ObjectPath kSmsPath("/SMS/0");
const bool kComplete = true;
MockSmsReceivedHandler handler;
EXPECT_CALL(handler, Run(kSmsPath, kComplete)).Times(1);
// Set handler.
client_->SetSmsReceivedHandler(kServiceName, dbus::ObjectPath(kObjectPath),
base::Bind(&MockSmsReceivedHandler::Run,
base::Unretained(&handler)));
// Run the message loop to run the signal connection result callback.
message_loop_.RunUntilIdle();
// Send signal.
dbus::Signal signal(modemmanager::kModemManager1MessagingInterface,
modemmanager::kSMSAddedSignal);
dbus::MessageWriter writer(&signal);
writer.AppendObjectPath(kSmsPath);
writer.AppendBool(kComplete);
ASSERT_FALSE(sms_received_callback_.is_null());
sms_received_callback_.Run(&signal);
// Reset handler.
client_->ResetSmsReceivedHandler(kServiceName, dbus::ObjectPath(kObjectPath));
// Send signal again.
sms_received_callback_.Run(&signal);
}
TEST_F(ModemMessagingClientTest, Delete) {
// Set expectations.
const dbus::ObjectPath kSmsPath("/SMS/0");
expected_sms_path_ = kSmsPath;
EXPECT_CALL(*mock_proxy_.get(), CallMethod(_, _, _))
.WillOnce(Invoke(this, &ModemMessagingClientTest::OnDelete));
MockDeleteCallback callback;
EXPECT_CALL(callback, Run()).Times(1);
// Create response.
scoped_ptr<dbus::Response> response(dbus::Response::CreateEmpty());
response_ = response.get();
// Call Delete.
client_->Delete(kServiceName, dbus::ObjectPath(kObjectPath), kSmsPath,
base::Bind(&MockDeleteCallback::Run,
base::Unretained(&callback)));
// Run the message loop.
message_loop_.RunUntilIdle();
}
TEST_F(ModemMessagingClientTest, List) {
// Set expectations.
EXPECT_CALL(*mock_proxy_.get(), CallMethod(_, _, _))
.WillOnce(Invoke(this, &ModemMessagingClientTest::OnList));
MockListCallback callback;
EXPECT_CALL(callback, Run(_))
.WillOnce(Invoke(this, &ModemMessagingClientTest::CheckResult));
// Create response.
scoped_ptr<dbus::Response> response(dbus::Response::CreateEmpty());
dbus::ObjectPath path1("/SMS/1");
dbus::ObjectPath path2("/SMS/2");
std::vector<dbus::ObjectPath> expected_result;
expected_result.push_back(path1);
expected_result.push_back(path2);
dbus::MessageWriter writer(response.get());
writer.AppendArrayOfObjectPaths(expected_result);
response_ = response.get();
// Save expected result.
expected_result_ = &expected_result;
// Call List.
client_->List(kServiceName, dbus::ObjectPath(kObjectPath),
base::Bind(&MockListCallback::Run,
base::Unretained(&callback)));
// Run the message loop.
message_loop_.RunUntilIdle();
}
} // namespace chromeos
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