systests/protocol-tests-amqp-1-0/src/test/java/org/apache/qpid/tests/protocol/v1_0/transport/session/BeginTest.java

/*
 * Copyright 2017 by Lorenz Quack
 *
 * This file is part of qpid-java-build.
 *
 *     qpid-java-build is free software: you can redistribute it and/or modify
 *     it under the terms of the GNU General Public License as published by
 *     the Free Software Foundation, either version 2 of the License, or
 *     (at your option) any later version.
 *
 *     qpid-java-build is distributed in the hope that it will be useful,
 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *     GNU General Public License for more details.
 *
 *     You should have received a copy of the GNU General Public License
 *     along with qpid-java-build.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.apache.qpid.tests.protocol.v1_0.transport.session;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;

import java.net.InetSocketAddress;

import org.junit.Test;

import org.apache.qpid.server.protocol.v1_0.framing.TransportFrame;
import org.apache.qpid.server.protocol.v1_0.type.UnsignedInteger;
import org.apache.qpid.server.protocol.v1_0.type.UnsignedShort;
import org.apache.qpid.server.protocol.v1_0.type.transport.AmqpError;
import org.apache.qpid.server.protocol.v1_0.type.transport.Begin;
import org.apache.qpid.server.protocol.v1_0.type.transport.Close;
import org.apache.qpid.tests.protocol.v1_0.BrokerAdmin;
import org.apache.qpid.tests.protocol.v1_0.FrameTransport;
import org.apache.qpid.tests.protocol.v1_0.PerformativeResponse;
import org.apache.qpid.tests.protocol.v1_0.ProtocolTestBase;
import org.apache.qpid.tests.protocol.v1_0.SpecificationTest;

public class BeginTest extends ProtocolTestBase
{
    @Test
    @SpecificationTest(section = "1.3.4",
            description = "Begin without mandatory fields should result in a decoding error.")
    public void emptyBegin() throws Exception
    {
        final InetSocketAddress addr = getBrokerAdmin().getBrokerAddress(BrokerAdmin.PortType.ANONYMOUS_AMQP);
        try(FrameTransport transport = new FrameTransport(addr))
        {
            transport.doOpenConnection();
            Begin begin = new Begin();
            transport.sendPerformative(begin, UnsignedShort.valueOf((short) 37));
            PerformativeResponse response = (PerformativeResponse) transport.getNextResponse();

            assertThat(response, is(notNullValue()));
            assertThat(response.getFrameBody(), is(instanceOf(Close.class)));
            Close responseClose = (Close) response.getFrameBody();
            assertThat(responseClose.getError(), is(notNullValue()));
            assertThat(responseClose.getError().getCondition(), equalTo(AmqpError.DECODE_ERROR));
        }
    }

    @Test
    @SpecificationTest(section = "2.5.1",
            description = "Sessions are established by creating a session endpoint, assigning it to an unused channel number, "
                          + "and sending a begin announcing the association of the session endpoint with the outgoing channel.")
    public void successfulBegin() throws Exception
    {
        final InetSocketAddress addr = getBrokerAdmin().getBrokerAddress(BrokerAdmin.PortType.ANONYMOUS_AMQP);
        try (FrameTransport transport = new FrameTransport(addr))
        {
            transport.doOpenConnection();
            Begin begin = new Begin();
            begin.setNextOutgoingId(UnsignedInteger.ZERO);
            begin.setIncomingWindow(UnsignedInteger.ZERO);
            begin.setOutgoingWindow(UnsignedInteger.ZERO);

            UnsignedShort channel = UnsignedShort.valueOf((short) 37);
            transport.sendPerformative(begin, channel);
            PerformativeResponse response = (PerformativeResponse) transport.getNextResponse();

            assertThat(response, is(notNullValue()));
            assertThat(response.getFrameBody(), is(instanceOf(Begin.class)));
            Begin responseBegin = (Begin) response.getFrameBody();
            assertThat(responseBegin.getRemoteChannel(), equalTo(channel));
            assertThat(responseBegin.getIncomingWindow(), is(instanceOf(UnsignedInteger.class)));
            assertThat(responseBegin.getOutgoingWindow(), is(instanceOf(UnsignedInteger.class)));
            assertThat(responseBegin.getNextOutgoingId(), is(instanceOf(UnsignedInteger.class)));

            transport.doCloseConnection();
        }
    }
}