Date

.toBeDate()

Use .toBeDate when checking if a value is a Date.

test('passes when value is a date', () => {
  expect(new Date()).toBeDate();
  expect('01/01/2018').not.toBeDate();
  expect(new Date('01/01/2018')).toBeDate();
  expect(undefined).not.toBeDate();
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeValidDate()

Use .toBeValidDate when checking if a given Date object is valid.

test('passes when Date is valid', () => {
  expect(new Date()).toBeValidDate();
  expect('01/01/2018').not.toBeValidDate();
  expect(new Date('01/01/2018')).toBeValidDate();
  expect(new Date('01/90/2018')).not.toBeValidDate();
  expect(undefined).not.toBeValidDate();
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeAfter(date)

Use .toBeAfter when checking if a date occurs after date.

test('passes when input is after date', () => {
  expect(new Date('01/01/2019')).toBeAfter(new Date('01/01/2018'));
  expect('01/01/2018').not.toBeAfter(new Date('01/01/2019'));
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeBefore(date)

Use .toBeBefore when checking if a date occurs before date.

test('passes when input is before date', () => {
  expect(new Date('01/01/2018')).toBeBefore(new Date('01/01/2019'));
  expect('01/01/2019').not.toBeBefore(new Date('01/01/2018'));
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeAfterOrEqualTo(date)

Use .toBeAfterOrEqualTo when checking if a date equals to or occurs after date.

test('passes when input is equal to or after date', () => {
  expect(new Date('01/01/2019')).toBeAfterOrEqualTo(new Date('01/01/2018'));
  expect(new Date('01/01/2019')).toBeAfterOrEqualTo(new Date('01/01/2019'));
  expect('01/01/2018').not.toBeAfterOrEqualTo(new Date('01/01/2019'));
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeBeforeOrEqualTo(date)

Use .toBeBeforeOrEqualTo when checking if a date equals to or occurs before date.

test('passes when input is equal to or before date', () => {
  expect(new Date('01/01/2018')).toBeBeforeOrEqualTo(new Date('01/01/2019'));
  expect(new Date('01/01/2018')).toBeBeforeOrEqualTo(new Date('01/01/2018'));
  expect('01/01/2019').not.toBeBeforeOrEqualTo(new Date('01/01/2018'));
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests

.toBeBetween(startDate, endDate)

Use .toBeBetween when checking if a date equals or occurs after startDate and equals or occurs before endDate.

test('passes when input is in given date range', () => {
 expect(new Date('05/01/2019')).toBeBetween(new Date('01/01/2019'), new Date('10/01/2019'));
 expect(new Date('05/01/2019')).toBeBetween(new Date('05/01/2019'), new Date('10/01/2019'));
 expect(new Date('01/01/2019')).not.toBeBetween(new Date('05/01/2019'), new Date('10/01/2019'));
});

To enter the code editing mode, press Enter. To exit the edit mode, press Escape

You are editing the code. To exit the edit mode, press Escape

Tests