MessageRouterTest.h

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/*
 * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 *     http://aws.amazon.com/apache2.0/
 *
 * or in the "license" file accompanying this file. This file is distributed
 * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language governing
 * permissions and limitations under the License.
 */
 
#ifndef ALEXA_CLIENT_SDK_ACL_TEST_TRANSPORT_MESSAGEROUTERTEST_H_
#define ALEXA_CLIENT_SDK_ACL_TEST_TRANSPORT_MESSAGEROUTERTEST_H_
 
#include <gtest/gtest.h>
#include <memory>
#include <sstream>
#include <string>
 
#include "AVSCommon/AVS/Attachment/AttachmentManager.h"
#include "AVSCommon/Utils/Threading/Executor.h"
#include "AVSCommon/Utils/Memory/Memory.h"
 
#include "MockMessageRouterObserver.h"
#include "MockAuthDelegate.h"
#include "MockTransport.h"
#include "ACL/Transport/MessageRouter.h"
#include "ACL/Transport/MessageConsumerInterface.h"
 
#include "TestMessageRequestObserver.h"
 
namespace alexaClientSDK {
namespace acl {
namespace test {
 
using namespace transport;
using namespace transport::test;
using namespace avsCommon::avs::attachment;
using namespace avsCommon::utils::threading;
using namespace avsCommon::utils::memory;
using namespace alexaClientSDK::avsCommon::sdkInterfaces;
using namespace avsCommon::utils;
using namespace avsCommon::utils::observer::test;
 
using namespace ::testing;
 
class TestableMessageRouter : public MessageRouter {
public:
    TestableMessageRouter(
        std::shared_ptr<avsCommon::sdkInterfaces::AuthDelegateInterface> authDelegate,
        std::shared_ptr<AttachmentManagerInterface> attachmentManager,
        std::shared_ptr<TransportFactoryInterface> factory,
        const std::string& avsGateway) :
            MessageRouter(
                authDelegate,
                attachmentManager,
                factory,
                avsGateway,
                avsCommon::sdkInterfaces::ENGINE_TYPE_ALEXA_VOICE_SERVICES,
                SHORT_SERVER_SIDE_DISCONNECT_GRACE_PERIOD) {
    }
 
    bool isExecutorReady(std::chrono::milliseconds millisecondsToWait) {
        auto future = m_executor.submit([]() { ; });
        auto status = future.wait_for(millisecondsToWait);
        return status == std::future_status::ready;
    }
 
    bool isExecutorActive() {
        return !m_executor.isShutdown();
    }
 
    static const std::chrono::milliseconds SHORT_SERVER_SIDE_DISCONNECT_GRACE_PERIOD;
};
 
class MockTransportFactory : public TransportFactoryInterface {
public:
    explicit MockTransportFactory(std::shared_ptr<MockTransport> transport) : m_mockTransport{transport} {
    }
 
    void setMockTransport(std::shared_ptr<MockTransport> transport) {
        m_mockTransport = transport;
    }
 
private:
    std::shared_ptr<TransportInterface> createTransport(
        std::shared_ptr<avsCommon::sdkInterfaces::AuthDelegateInterface> authDelegate,
        std::shared_ptr<AttachmentManagerInterface> attachmentManager,
        const std::string& avsGateway,
        std::shared_ptr<MessageConsumerInterface> messageConsumerInterface,
        std::shared_ptr<TransportObserverInterface> transportObserverInterface,
        std::shared_ptr<SynchronizedMessageRequestQueue> sharedMessageRequestQueue) override {
        return m_mockTransport;
    }
 
    std::shared_ptr<MockTransport> m_mockTransport;
};
 
class MessageRouterTest : public ::testing::Test {
public:
    const std::string AVS_ENDPOINT = "AVS_ENDPOINT";
 
    MessageRouterTest() :
            m_mockMessageRouterObserver{std::make_shared<MockMessageRouterObserver>()},
            m_mockAuthDelegate{std::make_shared<MockAuthDelegate>()},
            m_attachmentManager{std::make_shared<AttachmentManager>(AttachmentManager::AttachmentType::IN_PROCESS)},
            m_mockTransport{std::make_shared<NiceMock<MockTransport>>()},
            m_transportFactory{std::make_shared<MockTransportFactory>(m_mockTransport)},
            m_router{std::make_shared<TestableMessageRouter>(
                m_mockAuthDelegate,
                m_attachmentManager,
                m_transportFactory,
                AVS_ENDPOINT)} {
        m_router->setObserver(m_mockMessageRouterObserver);
    }
 
    void TearDown() {
        if (m_router->isExecutorActive()) {
            // Wait on MessageRouter to ensure everything is finished
            waitOnMessageRouter(SHORT_TIMEOUT_MS);
        }
    }
 
    std::shared_ptr<avsCommon::avs::MessageRequest> createMessageRequest() {
        return std::make_shared<avsCommon::avs::MessageRequest>(MESSAGE);
    }
 
    std::shared_ptr<TestMessageRequestObserver> createObserver() {
        return std::make_shared<TestMessageRequestObserver>();
    }
 
    void waitOnMessageRouter(std::chrono::milliseconds millisecondsToWait) {
        auto status = m_router->isExecutorReady(millisecondsToWait);
        ASSERT_EQ(true, status);
    }
 
    void setupStateToPending() {
        initializeMockTransport(m_mockTransport.get());
        m_router->enable();
    }
 
    void setupStateToConnected() {
        setupStateToPending();
        m_router->onConnected(m_mockTransport);
        connectMockTransport(m_mockTransport.get());
    }
 
    // Ensure the length of MESSAGE always matches MESSAGE_LENGTH - 1 (one for each char and a null terminator)
    static const std::string MESSAGE;
    static const int MESSAGE_LENGTH;
    static const std::chrono::milliseconds SHORT_TIMEOUT_MS;
    static const std::string CONTEXT_ID;
 
    std::shared_ptr<MockMessageRouterObserver> m_mockMessageRouterObserver;
    std::shared_ptr<MockAuthDelegate> m_mockAuthDelegate;
    std::shared_ptr<AttachmentManagerInterface> m_attachmentManager;
    std::shared_ptr<NiceMock<MockTransport>> m_mockTransport;
    std::shared_ptr<MockTransportFactory> m_transportFactory;
    std::shared_ptr<TestableMessageRouter> m_router;
    // TestableMessageRouter m_router;
};
 
const std::chrono::milliseconds TestableMessageRouter::SHORT_SERVER_SIDE_DISCONNECT_GRACE_PERIOD(2000);
const std::string MessageRouterTest::MESSAGE = "123456789";
const int MessageRouterTest::MESSAGE_LENGTH = 10;
const std::chrono::milliseconds MessageRouterTest::SHORT_TIMEOUT_MS = std::chrono::milliseconds(1000);
const std::string MessageRouterTest::CONTEXT_ID = "contextIdString";
 
}  // namespace test
}  // namespace acl
}  // namespace alexaClientSDK
 
#endif  // ALEXA_CLIENT_SDK_ACL_TEST_TRANSPORT_MESSAGEROUTERTEST_H_