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/**
* Copyright 2012 Kjetil Ørbekk <kjetil.orbekk@gmail.com>
*
* 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 com.orbekk.protobuf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import java.io.IOException;
import java.net.UnknownHostException;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.atomic.AtomicBoolean;
import org.junit.Before;
import org.junit.Ignore;
import com.google.protobuf.RpcCallback;
import com.google.protobuf.RpcController;
import com.orbekk.protobuf.Test.Type1;
import com.orbekk.protobuf.Test.Type2;
public class ProtobufFunctionalTest {
CountDownLatch returnC = new CountDownLatch(1);
SimpleProtobufServer server = SimpleProtobufServer.create(0, 50, 1);
int serverport = server.getPort();
RpcChannel channel;
TestService directService = new TestService();
Test.Service service;
@Before public void setUp() throws Exception {
channel = RpcChannel.create("localhost", serverport);
service = Test.Service.newStub(channel);
server.start();
server.registerService(directService);
}
public class TestService extends Test.Service {
@Override
public void testA(RpcController controller, Type1 request,
RpcCallback<Type2> done) {
Type2 response = Type2.newBuilder()
.setMessage("TestA")
.build();
done.run(response);
}
@Override
public void testB(RpcController controller, Type1 request,
RpcCallback<Type2> done) {
controller.setFailed("error");
done.run(null);
}
@Override
public void testC(RpcController controller, Type1 request,
RpcCallback<Type2> done) {
try {
returnC.await();
} catch (InterruptedException e) {
}
Type2 response = Type2.newBuilder()
.setResult(request.getA() + request.getB())
.setMessage("TestC result")
.build();
done.run(response);
}
}
@org.junit.Test public void testNewRpcChannel() throws Exception {
RpcChannel channel = RpcChannel.create("localhost", serverport);
Test.Service service = Test.Service.newStub(channel);
Test.Type1 request = Test.Type1.newBuilder().build();
int count = 10000;
final CountDownLatch stop = new CountDownLatch(count);
long startTime = System.currentTimeMillis();
for (int i = 0; i < count; i++) {
final Rpc rpc = new Rpc();
service.testA(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
stop.countDown();
}
});
}
stop.await();
long elapsedTime = System.currentTimeMillis() - startTime;
System.out.println("Elapsed time for " + count + " requests: " +
elapsedTime + ". " + count/elapsedTime*1000 + "r/s");
}
@org.junit.Test public void testDoneSignal() throws Exception {
RpcChannel channel = RpcChannel.create("localhost", serverport);
Test.Service service = Test.Service.newStub(channel);
Test.Type1 request = Test.Type1.newBuilder().build();
final AtomicBoolean callbackFinished = new AtomicBoolean(false);
Rpc rpc = new Rpc();
service.testA(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
callbackFinished.set(true);
}
});
rpc.await();
assertThat(callbackFinished.get(), is(true));
}
@org.junit.Test public void respondsNormally() throws Exception {
Test.Type1 request = Test.Type1.newBuilder().build();
int count = 10;
final CountDownLatch stop = new CountDownLatch(count);
for (int i = 0; i < count; i++) {
final Rpc rpc = new Rpc();
service.testA(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
assertThat(result.getMessage(), is("TestA"));
assertThat(rpc.isOk(), is(true));
stop.countDown();
}
});
}
stop.await();
}
@org.junit.Test public void testError() throws Exception {
Test.Type1 request = Test.Type1.newBuilder().build();
final CountDownLatch stop = new CountDownLatch(1);
final Rpc rpc = new Rpc();
service.testB(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
assertThat(rpc.isOk(), is(false));
assertThat(rpc.failed(), is(true));
assertThat(rpc.errorText(), is("error"));
stop.countDown();
}
});
stop.await();
}
@org.junit.Test public void failsWhenServerDies() throws Exception {
Test.Type1 request = Test.Type1.newBuilder().build();
final CountDownLatch stop = new CountDownLatch(1);
final Rpc rpc = new Rpc();
service.testC(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
assertThat(rpc.failed(), is(true));
assertThat(rpc.errorText(), is("channel closed"));
stop.countDown();
}
});
server.interrupt();
stop.await();
}
@org.junit.Test public void testTimout() throws Exception {
Test.Type1 request = Test.Type1.newBuilder().build();
final CountDownLatch stop = new CountDownLatch(1);
final Rpc rpc = new Rpc();
rpc.setTimout(1);
service.testC(rpc, request, new RpcCallback<Type2>() {
@Override public void run(Type2 result) {
stop.countDown();
}
});
rpc.await();
assertThat(rpc.failed(), is(true));
assertThat(rpc.errorText(), is("timeout"));
returnC.countDown();
stop.await();
}
}
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