@Test
public void testSetColumnLabelStyleWhenHiddenNegative() throws Exception {

    final ColumnLabelWidget label = mock(ColumnLabelWidget.class);
    ColumnUtilities.setColumnLabelStyleWhenHidden(label,
                                                  false);
    verify(label).removeStyleName(GuidedDecisionTableResources.INSTANCE.css().columnLabelHidden());
}