/*
 *
 * Copyright (c) 2006 The Apache Software Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License 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.
 *
 */
#include "qpid/broker/Message.h"
#include "qpid/broker/MessageBuilder.h"
#include <qpid_test_plugin.h>
#include <iostream>
#include <memory>

using namespace boost;
using namespace qpid::broker;
using namespace qpid::framing;
using namespace qpid::concurrent;

class MessageBuilderTest : public CppUnit::TestCase  
{
    struct DummyHandler : MessageBuilder::CompletionHandler{
        Message::shared_ptr msg;
        
        virtual void complete(Message::shared_ptr& _msg){
            msg = _msg;
        }
    };


    CPPUNIT_TEST_SUITE(MessageBuilderTest);
    CPPUNIT_TEST(testHeaderOnly);
    CPPUNIT_TEST(test1ContentFrame);
    CPPUNIT_TEST(test2ContentFrames);
    CPPUNIT_TEST_SUITE_END();

  public:

    void testHeaderOnly(){
        DummyHandler handler;
        MessageBuilder builder(&handler);

        Message::shared_ptr message(new Message(0, "test", "my_routing_key", false, false));
        AMQHeaderBody::shared_ptr header(new AMQHeaderBody(BASIC));
        header->setContentSize(0);
        
        builder.initialise(message);
        CPPUNIT_ASSERT(!handler.msg);
        builder.setHeader(header);
        CPPUNIT_ASSERT(handler.msg);
        CPPUNIT_ASSERT_EQUAL(message, handler.msg);
    }

    void test1ContentFrame(){
        DummyHandler handler;
        MessageBuilder builder(&handler);

        string data1("abcdefg");

        Message::shared_ptr message(new Message(0, "test", "my_routing_key", false, false));
        AMQHeaderBody::shared_ptr header(new AMQHeaderBody(BASIC));
        header->setContentSize(7);
        AMQContentBody::shared_ptr part1(new AMQContentBody(data1));
        
        builder.initialise(message);
        CPPUNIT_ASSERT(!handler.msg);
        builder.setHeader(header);
        CPPUNIT_ASSERT(!handler.msg);
        builder.addContent(part1);
        CPPUNIT_ASSERT(handler.msg);
        CPPUNIT_ASSERT_EQUAL(message, handler.msg);
    }

    void test2ContentFrames(){
        DummyHandler handler;
        MessageBuilder builder(&handler);

        string data1("abcdefg");
        string data2("hijklmn");

        Message::shared_ptr message(new Message(0, "test", "my_routing_key", false, false));
        AMQHeaderBody::shared_ptr header(new AMQHeaderBody(BASIC));
        header->setContentSize(14);
        AMQContentBody::shared_ptr part1(new AMQContentBody(data1));
        AMQContentBody::shared_ptr part2(new AMQContentBody(data2));        
        
        builder.initialise(message);
        CPPUNIT_ASSERT(!handler.msg);
        builder.setHeader(header);
        CPPUNIT_ASSERT(!handler.msg);
        builder.addContent(part1);
        CPPUNIT_ASSERT(!handler.msg);
        builder.addContent(part2);
        CPPUNIT_ASSERT(handler.msg);
        CPPUNIT_ASSERT_EQUAL(message, handler.msg);
    }
};

// Make this test suite a plugin.
CPPUNIT_PLUGIN_IMPLEMENT();
CPPUNIT_TEST_SUITE_REGISTRATION(MessageBuilderTest);