/** Test of save method, of class SimpleStudentRepository. */
 @Test
 public void testSave() {
   System.out.println("save");
   Student S596 = new Student("Chamila", "Dilshan", 3, "Galle");
   instance.save(S596);
   if (instance.find(3).equals(null)) {
     Assert.fail("Wrong execute");
   }
   // TODO review the generated test code and remove the default call to fail.
   // fail("The test case is a prototype.");
 }
 @Before
 public void setUp() {
   Student S596 = new Student("Chamila", "Dilshan", 3, "Galle");
   instance.save(S596);
 }