MultiThreaded Test with Junit

1.java

public class Tester implements Runnable {
	private Log logger = LogFactory.getLog(Tester.class);

	int i = 0;

	public Tester(int i ) {
		this.i = i;
	}

	public void run() {
		try {
			Thread.sleep(1000);
		} catch (InterruptedException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		System.out.println(Thread.currentThread().getName() + " : [" + i + "]");
	}
}
public class TestThread extends TestCase {   
    private Log logger = LogFactory.getLog(TestThread.class);   
  
    @Test  
    public void testM() {   
        for(int index = 0; index < 20; index++) {   
            new Thread(new Tester(index)).start();   
        }   
  
        System.out.println("main end.........................");   
    }   
}  

2.java

public class Tester extends TestRunnable { //net.sourceforge.groboutils.junit.v1.TestRunnable를 상속
	private Log logger = LogFactory.getLog(Tester.class);

	int i = 0;

	public Tester(int i ) {
		this.i = i;
	}

	@Override
	public void runTest() { //net.sourceforge.groboutils.junit.v1.TestRunnable의 runTest메서드를 오버라이드
                //이 메서드는 Runnable의 run 메서드가 해야 할 일이 들어갑니다.
		try {
			Thread.sleep(1000);
		} catch (InterruptedException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		System.out.println(Thread.currentThread().getName() + " : [" + i + "]");
	}
}


public class TestThread extends TestCase {
    private Log logger = LogFactory.getLog(TestThread.class);

    @Test
    public void testM() throws Throwable {
    	TestRunnable[] t = new TestRunnable[20]; //TestRunnable로 배열을 만들고

        for(int index = 0; index < 20; index++) {
            t[index] = new Tester(index); //TestRunnable을 상속한 Runnable의 run 메서드를 테스트 할 클래스를 넣습니다.
        }

        MultiThreadedTestRunner mttr = new MultiThreadedTestRunner(t); //이렇게 생성하고
        mttr.runTestRunnables(); //이렇게 테스트 합니다.

        System.out.println("main end.........................");
    }
}

3.java

public class TestThread extends TestCase {

    public class TesterInner extends TestRunnable {

    	int i = 0;

    	public TesterInner(int i ) {
    		this.i = i;
    	}

    	@Override
    	public void runTest() {
    		try {
    			Thread.sleep(1000);
    		} catch (InterruptedException e) {
    			// TODO Auto-generated catch block
    			e.printStackTrace();
    		}

    		System.out.println(Thread.currentThread().getName() + " : [" + i + "]");
    	}
    }

    @Test
    public void testM() throws Throwable {
    	TestRunnable[] t = new TestRunnable[20];

        for(int index = 0; index < 20; index++) {
            t[index] = new TesterInner(index);
        }

        MultiThreadedTestRunner mttr = new MultiThreadedTestRunner(t);
        mttr.runTestRunnables();

        System.out.println("main end.........................");
    }
}