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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 helloworld;
import java.io.InputStream;
import java.io.IOException;
import helloworld.dynaignore.IgnorableRunner;
import helloworld.dynaignore.IgnoreTest;
import junit.framework.Assert;
import org.apache.tuscany.sca.host.embedded.SCADomain;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Test case for helloworld Erlang client
*/
@RunWith(IgnorableRunner.class)
public class HelloWorldErlangClientTestCase {
private static final String EPMD_COMMAND = "epmd";
@Test
public void testClient() {
Process epmdProcess = null;
try {
epmdProcess = Runtime.getRuntime().exec(EPMD_COMMAND);
} catch (IOException e) {
System.out
.println("Cannot proceed - exception while executing "
+ EPMD_COMMAND
+ ": "
+ e.getMessage()
+ ". Valid and working Erlang/OTP distribution is required.");
throw new IgnoreTest();
}
startReaderThread(epmdProcess.getInputStream());
startReaderThread(epmdProcess.getErrorStream());
SCADomain scaServiceDomain = SCADomain
.newInstance("helloworlderlangservice.composite");
SCADomain scaClientDomain = SCADomain
.newInstance("helloworlderlangreference.composite");
HelloWorldService helloWorldService = scaClientDomain.getService(
HelloWorldService.class, "HelloWorldServiceComponent");
String msg = helloWorldService.getGreetings("Smith");
Assert.assertEquals("Hello Smith", msg);
scaClientDomain.close();
scaServiceDomain.close();
epmdProcess.destroy();
}
private static void startReaderThread(final InputStream stream) {
Thread readerThread = new Thread() {
public void run() {
try {
byte[] buf = new byte[100];
while (true) {
stream.read(buf);
}
} catch (Exception e) {
return;
}
}
};
readerThread.start();
}
}
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