superset-frontend/packages/superset-ui-core/test/time-format/utils/createTime.test.ts

import createTime from '@superset-ui/core/src/time-format/utils/createTime';

describe('createTime(mode, year, month, date, hours, minutes, seconds, milliseconds)', () => {
  describe('mode', () => {
    it('creates UTC time when mode==="utc"', () => {
      const time = createTime('utc', 2020, 5, 15);
      expect(time.getUTCFullYear()).toEqual(2020);
      expect(time.getUTCMonth()).toEqual(5);
      expect(time.getUTCDate()).toEqual(15);
    });
    it('creates local time when mode==="local"', () => {
      const time = createTime('local', 2020, 5, 15);
      expect(time.getFullYear()).toEqual(2020);
      expect(time.getMonth()).toEqual(5);
      expect(time.getDate()).toEqual(15);
    });
  });
  it('sets all the date parts', () => {
    const time = createTime('local', 2020, 5, 15, 1, 2, 3, 4);
    expect(time.getFullYear()).toEqual(2020);
    expect(time.getMonth()).toEqual(5);
    expect(time.getDate()).toEqual(15);
    expect(time.getHours()).toEqual(1);
    expect(time.getMinutes()).toEqual(2);
    expect(time.getSeconds()).toEqual(3);
    expect(time.getMilliseconds()).toEqual(4);
  });
  it('sets default values for date parts', () => {
    const time = createTime('utc', 2020);
    expect(time.getUTCMonth()).toEqual(0);
    expect(time.getUTCDate()).toEqual(1);
    expect(time.getUTCHours()).toEqual(0);
    expect(time.getUTCMinutes()).toEqual(0);
    expect(time.getUTCSeconds()).toEqual(0);
    expect(time.getUTCMilliseconds()).toEqual(0);
  });
});