react-native-easy-calendar/lib/commonjs/Utils/getSurroundingTimeUnits.test.js

Customizable, easy-to-use, performant calendar components for React Native

"use strict";

var _getSurroundingTimeUnits = _interopRequireDefault(require("./getSurroundingTimeUnits"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

describe('Surrounding months', () => {
  describe('works for months surrouding Febuary', () => {
    test('January', () => {
      const {
        month
      } = (0, _getSurroundingTimeUnits.default)('2020-01-25');
      expect(month.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
      expect(month.next.format('YYYY-MM-DD')).toEqual('2020-02-01');
    });
    test('March', () => {
      const {
        month
      } = (0, _getSurroundingTimeUnits.default)('2020-03-25');
      expect(month.last.format('YYYY-MM-DD')).toEqual('2020-02-29');
      expect(month.next.format('YYYY-MM-DD')).toEqual('2020-04-01');
    });
  });
  test('works for end-of-month visible date', () => {
    const {
      month
    } = (0, _getSurroundingTimeUnits.default)('2020-07-31');
    expect(month.last.format('YYYY-MM-DD')).toEqual('2020-06-30');
    expect(month.next.format('YYYY-MM-DD')).toEqual('2020-08-01');
  });
  test('works for start-of-month visible date', () => {
    const {
      month
    } = (0, _getSurroundingTimeUnits.default)('2020-07-01');
    expect(month.last.format('YYYY-MM-DD')).toEqual('2020-06-30');
    expect(month.next.format('YYYY-MM-DD')).toEqual('2020-08-01');
  });
  test('works for end-of-year visible dates', () => {
    const {
      month
    } = (0, _getSurroundingTimeUnits.default)('2020-12-31');
    expect(month.last.format('YYYY-MM-DD')).toEqual('2020-11-30');
    expect(month.next.format('YYYY-MM-DD')).toEqual('2021-01-01');
  });
  test('works for start-of-year visible dates', () => {
    const {
      month
    } = (0, _getSurroundingTimeUnits.default)('2020-01-01');
    expect(month.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
    expect(month.next.format('YYYY-MM-DD')).toEqual('2020-02-01');
  });
});
describe('Surrounding years', () => {
  test('works for end-of-month visible date', () => {
    const {
      year
    } = (0, _getSurroundingTimeUnits.default)('2020-07-31');
    expect(year.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
    expect(year.next.format('YYYY-MM-DD')).toEqual('2021-01-01');
  });
  test('works for start-of-month visible date', () => {
    const {
      year
    } = (0, _getSurroundingTimeUnits.default)('2020-07-01');
    expect(year.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
    expect(year.next.format('YYYY-MM-DD')).toEqual('2021-01-01');
  });
  test('works for end-of-year visible dates', () => {
    const {
      year
    } = (0, _getSurroundingTimeUnits.default)('2020-12-31');
    expect(year.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
    expect(year.next.format('YYYY-MM-DD')).toEqual('2021-01-01');
  });
  test('works for start-of-year visible dates', () => {
    const {
      year
    } = (0, _getSurroundingTimeUnits.default)('2020-01-01');
    expect(year.last.format('YYYY-MM-DD')).toEqual('2019-12-31');
    expect(year.next.format('YYYY-MM-DD')).toEqual('2021-01-01');
  });
});
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