it('should support date object as minTime', function() {
        var elm = compileDirective('options-minTime', { minTime: new Date(1970, 0, 1, 9, 30)});
        angular.element(elm[0]).triggerHandler('focus');
        expect(sandboxEl.find('.dropdown-menu tbody button:contains(8)').is(':disabled')).toBeTruthy();
        scope.minTime = new Date(1970, 0, 1, 8, 30);