author | Deepak Modgil <Deepak.Modgil@Nokia.com> |
Fri, 03 Apr 2009 17:08:57 +0100 | |
changeset 0 | 20e4ed35fd3f |
permissions | -rw-r--r-- |
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package org.junit.internal.runners; |
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import java.lang.reflect.InvocationTargetException; |
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import java.lang.reflect.Method; |
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import java.util.concurrent.Callable; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Executors; |
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import java.util.concurrent.Future; |
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import java.util.concurrent.TimeUnit; |
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import java.util.concurrent.TimeoutException; |
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import org.junit.After; |
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import org.junit.Before; |
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import org.junit.runner.Description; |
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import org.junit.runner.notification.Failure; |
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import org.junit.runner.notification.RunNotifier; |
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public class TestMethodRunner extends BeforeAndAfterRunner { |
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private final Object fTest; |
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private final Method fMethod; |
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private final RunNotifier fNotifier; |
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private final TestIntrospector fTestIntrospector; |
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private final Description fDescription; |
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public TestMethodRunner(Object test, Method method, RunNotifier notifier, Description description) { |
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super(test.getClass(), Before.class, After.class, test); |
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fTest= test; |
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fMethod= method; |
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fNotifier= notifier; |
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fTestIntrospector= new TestIntrospector(test.getClass()); |
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fDescription= description; |
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} |
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public void run() { |
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if (fTestIntrospector.isIgnored(fMethod)) { |
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fNotifier.fireTestIgnored(fDescription); |
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return; |
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} |
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fNotifier.fireTestStarted(fDescription); |
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try { |
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long timeout= fTestIntrospector.getTimeout(fMethod); |
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if (timeout > 0) |
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runWithTimeout(timeout); |
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else |
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runMethod(); |
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} finally { |
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fNotifier.fireTestFinished(fDescription); |
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} |
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} |
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private void runWithTimeout(long timeout) { |
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ExecutorService service= Executors.newSingleThreadExecutor(); |
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Callable<Object> callable= new Callable<Object>() { |
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public Object call() throws Exception { |
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runMethod(); |
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return null; |
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} |
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}; |
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Future<Object> result= service.submit(callable); |
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service.shutdown(); |
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try { |
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boolean terminated= service.awaitTermination(timeout, |
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TimeUnit.MILLISECONDS); |
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if (!terminated) |
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service.shutdownNow(); |
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result.get(0, TimeUnit.MILLISECONDS); // throws the exception if one occurred during the invocation |
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} catch (TimeoutException e) { |
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addFailure(new Exception(String.format("test timed out after %d milliseconds", timeout))); |
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} catch (Exception e) { |
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addFailure(e); |
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} |
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} |
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private void runMethod() { |
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runProtected(); |
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} |
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@Override |
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protected void runUnprotected() { |
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try { |
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executeMethodBody(); |
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if (expectsException()) |
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addFailure(new AssertionError("Expected exception: " + expectedException().getName())); |
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} catch (InvocationTargetException e) { |
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Throwable actual= e.getTargetException(); |
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if (!expectsException()) |
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addFailure(actual); |
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else if (isUnexpected(actual)) { |
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String message= "Unexpected exception, expected<" + expectedException().getName() + "> but was<" |
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+ actual.getClass().getName() + ">"; |
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addFailure(new Exception(message, actual)); |
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} |
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} catch (Throwable e) { |
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addFailure(e); |
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} |
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} |
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|
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protected void executeMethodBody() throws IllegalAccessException, InvocationTargetException { |
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fMethod.invoke(fTest); |
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} |
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@Override |
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protected void addFailure(Throwable e) { |
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fNotifier.fireTestFailure(new Failure(fDescription, e)); |
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} |
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private boolean expectsException() { |
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return expectedException() != null; |
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} |
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|
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private Class<? extends Throwable> expectedException() { |
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return fTestIntrospector.expectedException(fMethod); |
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} |
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|
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private boolean isUnexpected(Throwable exception) { |
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return ! expectedException().isAssignableFrom(exception.getClass()); |
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} |
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} |
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