Function getDisabledCells

src/material/datepicker/datepicker.spec.ts:1616–1618

()

      it('should update the calendar when the min/max dates change', () => {
        const getDisabledCells = () => {
          return document.querySelectorAll('.mat-calendar-body-disabled').length;
        };

        testComponent.date = new Date(2020, JAN, 5);
        fixture.changeDetectorRef.markForCheck();