public class App {
public static void main(String[] args) {

System.out.println(getHelloWorld());

}

public static String getHelloWorld() {

return "Hello World";

}

public static String getHelloWorld2() {

return "Hello World 2";

}
}

import junit.framework.Assert;
import org.junit.Test;

public class TestApp1 {

@Test
public void testPrintHelloWorld() {

Assert.assertEquals(App.getHelloWorld(), "Hello World");

}

}

import junit.framework.Assert;
import org.junit.Test;

public class TestApp2 {

@Test
public void testPrintHelloWorld2() {

Assert.assertEquals(App.getHelloWorld2(), "Hello World 2");

}

}

-------------------------------------------------------
T E S T S
-------------------------------------------------------
Running com.yiibai.core.TestApp1
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.002 sec

Results :

Tests run: 1, Failures: 0, Errors: 0, Skipped: 0

[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 2.143 s
[INFO] Finished at: 2015-11-03T20:29:50+08:00
[INFO] Final Memory: 11M/114M
[INFO] ------------------------------------------------------------------------