MockTcpTransportTests.java example

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 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
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 * 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,
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package org.elasticsearch.transport;

import org.elasticsearch.Version;
import org.elasticsearch.cluster.node.DiscoveryNode;
import org.elasticsearch.common.io.stream.NamedWriteableRegistry;
import org.elasticsearch.common.network.NetworkService;
import org.elasticsearch.common.settings.ClusterSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.common.util.BigArrays;
import org.elasticsearch.indices.breaker.NoneCircuitBreakerService;
import org.elasticsearch.test.transport.MockTransportService;

import java.io.IOException;
import java.util.Collections;

public class MockTcpTransportTests extends AbstractSimpleTransportTestCase {
    @Override
    protected MockTransportService build(Settings settings, Version version, ClusterSettings clusterSettings, boolean doHandshake) {
        NamedWriteableRegistry namedWriteableRegistry = new NamedWriteableRegistry(Collections.emptyList());
        Transport transport = new MockTcpTransport(settings, threadPool, BigArrays.NON_RECYCLING_INSTANCE,
            new NoneCircuitBreakerService(), namedWriteableRegistry, new NetworkService(settings, Collections.emptyList()), version) {
            @Override
            protected Version executeHandshake(DiscoveryNode node, MockChannel mockChannel, TimeValue timeout) throws IOException,
                InterruptedException {
                if (doHandshake) {
                    return super.executeHandshake(node, mockChannel, timeout);
                } else {
                    return version.minimumCompatibilityVersion();
                }
            }
        };
        MockTransportService mockTransportService =
            MockTransportService.createNewService(Settings.EMPTY, transport, version, threadPool, clusterSettings);
        mockTransportService.start();
        return mockTransportService;
    }
}