Java by API/org.junit/Test

org.junit.Test

   <source lang="java">
 

import static org.junit.Assert.assertTrue; import junit.framework.JUnit4TestAdapter; import org.junit.Before; import org.junit.BeforeClass; import org.junit.Test; /**

* Some simple tests.
*
*/

public class Main{

 public static void main (String... args) {
   junit.textui.TestRunner.run (suite());
 }
 
 @BeforeClass public static void setUpOnce() {
     System.out.println("@BeforeClass: set up onece");
 }
 
 @Before public void setUp() {
     System.out.println("@Before: set up ");
 }
 public static junit.framework.Test suite() {
   return new JUnit4TestAdapter(Main.class);
 }
 
 @Test public void testCopy() {
     assertTrue(1 == 1);
 }
 

}

 </source>
   
  
 
  

Test.expected()

   <source lang="java">

import java.util.ArrayList; import java.util.List; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertFalse; import static org.junit.Assert.assertTrue; import junit.framework.JUnit4TestAdapter; import org.junit.Before; import org.junit.BeforeClass; import org.junit.Ignore; import org.junit.Test; public class MainClass{

 public static void main (String... args) {
   junit.textui.TestRunner.run (suite());
 }
 
 public static junit.framework.Test suite() {
   return new JUnit4TestAdapter(MainClass.class);
 }
 
 @Test (expected=IndexOutOfBoundsException.class) public void elementAt() {
   int[] intArray = new int[10];
   
   int i = intArray[20]; // Should throw IndexOutOfBoundsException
 }

}

 </source>