Create Your Own Matchers Part 2

expect.extend({
  toBeBetween(received, start, end) {
    const pass = received > start && received < end;
    if (pass) {
      return {
        message: () => `Expected ${received} To Be Between ${start} And ${end}`,
        pass: true,
      };
    } else {
      return {
        message: () => `Expected ${received} To Be Between ${start} And ${end}`,
        pass: false,
      };
    }
  },
});

test("Check If Year Is Between Years Range", () => {
  expect(1982).toBeBetween(1900, 2020);
});