@Test
public void testIsFiltered() throws Exception
{

    assertFalse(workArea.isFiltered(fieldOne));
    assertFalse(workArea.isFiltered(fieldTwo));
    assertFalse(workArea.isFiltered(fieldThree));
    assertTrue(workAreaWithFilters.isFiltered(fieldOne));
    assertFalse(workAreaWithFilters.isFiltered(fieldTwo));
    assertTrue(workAreaWithFilters.isFiltered(fieldThree));
}