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InProcessServerTest.java
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/
InProcessServerTest.java
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/*
* Copyright 2016 The gRPC Authors
*
* 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.
*/
package io.grpc.inprocess;
import com.google.common.truth.Truth;
import io.grpc.ServerStreamTracer;
import io.grpc.internal.FakeClock;
import io.grpc.internal.ObjectPool;
import io.grpc.internal.ServerListener;
import io.grpc.internal.ServerTransport;
import io.grpc.internal.ServerTransportListener;
import java.util.Collections;
import java.util.concurrent.ScheduledExecutorService;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class InProcessServerTest {
private InProcessServerBuilder builder = InProcessServerBuilder.forName("name");
@Test
public void getPort_notStarted() throws Exception {
InProcessServer s =
new InProcessServer(builder, Collections.<ServerStreamTracer.Factory>emptyList());
Truth.assertThat(s.getListenSocketAddress()).isEqualTo(new InProcessSocketAddress("name"));
}
@Test
public void serverHoldsRefToScheduler() throws Exception {
final ScheduledExecutorService ses = new FakeClock().getScheduledExecutorService();
class RefCountingObjectPool implements ObjectPool<ScheduledExecutorService> {
private int count;
@Override
public ScheduledExecutorService getObject() {
count++;
return ses;
}
@Override
public ScheduledExecutorService returnObject(Object returned) {
count--;
return null;
}
}
RefCountingObjectPool pool = new RefCountingObjectPool();
builder.schedulerPool = pool;
InProcessServer s =
new InProcessServer(builder, Collections.<ServerStreamTracer.Factory>emptyList());
Truth.assertThat(pool.count).isEqualTo(0);
s.start(new ServerListener() {
@Override public ServerTransportListener transportCreated(ServerTransport transport) {
throw new UnsupportedOperationException();
}
@Override public void serverShutdown() {}
});
Truth.assertThat(pool.count).isEqualTo(1);
s.shutdown();
Truth.assertThat(pool.count).isEqualTo(0);
}
}