bc518174
 王天杨
提交两个项目文件
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import { es } from 'date-fns/locale';
import { freezeBeforeAll } from 'test/utils';
import { getWeekdays } from './getWeekdays';
const today = new Date(2022, 1, 12);
const prevSunday = new Date(2022, 1, 6);
const prevMonday = new Date(2022, 1, 7);
freezeBeforeAll(today);
let result: Date[];
describe('when rendered without a locale', () => {
beforeEach(() => {
result = getWeekdays();
});
test('should return 7 days', () => {
expect(result).toHaveLength(7);
});
test('should return Sunday as first day', () => {
expect(result[0]).toEqual(prevSunday);
});
});
describe.each<0 | 1 | 2 | 3 | 4 | 5 | 6>([0, 1, 2, 3, 4, 5, 6])(
'when week start on %s',
(weekStartsOn) => {
beforeEach(() => {
result = getWeekdays(es, weekStartsOn);
});
test('the first date should be weekStartsOn', () => {
expect(result[0].getDay()).toBe(weekStartsOn);
});
}
);
describe('when using ISO week', () => {
beforeEach(() => {
result = getWeekdays(es, 3, true);
});
test('should return Monday as first day', () => {
expect(result[0]).toEqual(prevMonday);
});
});
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