problem = new DefaultProblem(null, null, null, -1, Integer.MIN_VALUE, null);
        assertEquals(Integer.MIN_VALUE, problem.getColumnNumber());
    }

    @Test
    void testGetException() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertNull(problem.getException());

        Exception e = new Exception();