/*
 * 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 org.apache.maven.surefire.common.junit4;

import java.util.concurrent.CountDownLatch;

import junit.framework.Assert;
import junit.framework.TestCase;
import org.apache.maven.surefire.api.util.internal.DaemonThreadFactory;
import org.junit.Test;
import org.junit.runner.Description;
import org.junit.runner.Request;
import org.junit.runner.Runner;
import org.junit.runner.notification.Failure;
import org.junit.runner.notification.RunListener;
import org.junit.runner.notification.RunNotifier;

/**
 * @author Kristian Rosenvold
 */
public class JUnit4RunListenerTest extends TestCase {
    public void testTestStarted() {
        RunListener jUnit4TestSetReporter = new JUnit4RunListener(new MockReporter());
        Runner junitTestRunner =
                Request.classes("abc", STest1.class, STest2.class).getRunner();
        RunNotifier runNotifier = new RunNotifier();
        runNotifier.addListener(jUnit4TestSetReporter);
        junitTestRunner.run(runNotifier);
    }

    public void testParallelInvocations() throws Exception {
        final MockReporter reporter = new MockReporter();
        final RunListener jUnit4TestSetReporter = new JUnit4RunListener(reporter);
        final CountDownLatch countDownLatch = new CountDownLatch(1);
        final Description testSomething = Description.createTestDescription(STest1.class, "testSomething");
        final Description testSomething2 = Description.createTestDescription(STest2.class, "testSomething2");

        jUnit4TestSetReporter.testStarted(testSomething);

        DaemonThreadFactory.newDaemonThread(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            jUnit4TestSetReporter.testStarted(testSomething2);
                            jUnit4TestSetReporter.testFailure(new Failure(testSomething2, new AssertionError("Fud")));
                            jUnit4TestSetReporter.testFinished(testSomething2);
                            countDownLatch.countDown();
                        } catch (Exception e) {
                            throw new RuntimeException(e);
                        }
                    }
                })
                .start();

        countDownLatch.await();
        jUnit4TestSetReporter.testFinished(testSomething);

        Assert.assertEquals("Failing tests", 1, reporter.getTestFailed());
        Assert.assertEquals("Succeeded tests", 1, reporter.getTestSucceeded());
    }

    /**
     *
     */
    public static class STest1 {
        @Test
        public void testSomething() {}
    }

    /**
     *
     */
    public static class STest2 {
        @Test
        public void testSomething2() {}
    }
}
