public static void main(String[] args) throws Exception {
int counter = 0;
while (true) {
Thread outThread = null;
Thread errThread = null;
try {
// org.pitest.mutationtest.instrument.MutationTestUnit#runTestInSeperateProcessForMutationRange
// *** start slave
ServerSocket commSocket = new ServerSocket(0);
int commPort = commSocket.getLocalPort();
System.out.println("commPort = " + commPort);
// org.pitest.mutationtest.execute.MutationTestProcess#start
// - org.pitest.util.CommunicationThread#start
FutureTask<Integer> commFuture = createFuture(commSocket);
// - org.pitest.util.WrappingProcess#start
// - org.pitest.util.JavaProcess#launch
Process slaveProcess = startSlaveProcess(commPort);
outThread = new Thread(new ReadFromInputStream(slaveProcess.getInputStream()), "stdout");
errThread = new Thread(new ReadFromInputStream(slaveProcess.getErrorStream()), "stderr");
outThread.start();
errThread.start();
// *** wait for slave to die
// org.pitest.mutationtest.execute.MutationTestProcess#waitToDie
// - org.pitest.util.CommunicationThread#waitToFinish
System.out.println("waitToFinish");
Integer controlReturned = commFuture.get();
System.out.println("controlReturned = " + controlReturned);
// NOTE: the following won't get called if commFuture.get() fails!
// - org.pitest.util.JavaProcess#destroy
outThread.interrupt(); // org.pitest.util.AbstractMonitor#requestStop
errThread.interrupt(); // org.pitest.util.AbstractMonitor#requestStop
slaveProcess.destroy();
} catch (Exception e) {
e.printStackTrace(System.out);
}
// test: the threads should exit eventually
outThread.join();
errThread.join();
counter++;
System.out.println("try " + counter + ": stdout and stderr threads exited normally");
}
}
static String outputOf(final Process p) {
try {
Future<String> outputFuture = futureOutputOf(p.getInputStream());
Future<String> errorFuture = futureOutputOf(p.getErrorStream());
final String output = outputFuture.get();
final String error = errorFuture.get();
// Check for successful process completion
equal(error, "");
equal(p.waitFor(), 0);
equal(p.exitValue(), 0);
return output;
} catch (Throwable t) {
unexpected(t);
throw new Error(t);
}
}