src/components/TimePicker/helpers/__test__/getAmPm.spec.js
import getAmPm from '../getAmPm';
describe('getAmPm', () => {
it('should return "AM" when value passed is a valid formatted time', () => {
const values = ['01:32 AM', '11:02 AM', '05:00 AM', '10:19 AM'];
values.forEach(value => expect(getAmPm(value)).toBe('AM'));
});
it('should return "PM" when value passed is a valid formatted time', () => {
const values = ['01:32 PM', '11:02 PM', '05:00 PM', '10:19 PM'];
values.forEach(value => expect(getAmPm(value)).toBe('PM'));
});
it('should return undefined when value passed is falsy', () => {
const values = [null, false, NaN, 0, undefined];
values.forEach(value => expect(getAmPm(value)).toBe(undefined));
});
});