gistfile1.java

 @Test
    public void testCreate() throws  Exception {
        AeroGearUser user = buildUser("john") ;
        identityManagement.create(user);
        User user1 = new SimpleUser("john");
        when(identityManager.getUser(("john"))).thenReturn(user1);
        user1 = identityManager.getUser("john");
        assertNotNull(user1);
    }