for (var previousMonth = 10; previousMonth > -1; previousMonth--) {
        // should show previous month view when selecting previous month button
        angular.element(sandboxEl.find('.dropdown-menu thead button:eq(0)')[0]).triggerHandler('click');
        expect(sandboxEl.find('.dropdown-menu thead button:eq(1)').text()).toBe(dateFilter(new Date(2014, previousMonth, 1), 'MMMM yyyy'));
      }