public class CommentControllerTest {

    private static final String CLASS_ID = "classId";
    @Mock ICommentService mockCommentService;
    @Mock ApiTokenService mockAPITokenService;
    @Mock HttpServletRequest mockHttpServletRequest;
    @Mock HttpServletResponse mockHttpServletResponse;
    @Mock IAjaxResponseWriter mockAjaxResponseWriter;
    @InjectMocks CommentController commentController;

    @Before
    public void setUp() throws Exception {
        MockitoAnnotations.initMocks(this);
    }

    @Test
    public void testCreateBoard() {
        String userAssignmentId = "userAssignId";
        String boardId = "boardId";
        when(mockCommentService.createBoard(userAssignmentId)).thenReturn(boardId);
        AjaxResponse<String> actualResponse = commentController.createBoard(userAssignmentId);
        verify(mockCommentService).createBoard(userAssignmentId);
        assertEquals("expected create board response to match", boardId, actualResponse.getData());
    }