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MikelArnaiz/test.ts

Last active February 16, 2022 10:42
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Mock Date in jest
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test.ts
// https://github.com/facebook/jest/issues/2234#issuecomment-731451275
beforeAll(() => {
jest.useFakeTimers('modern'); // tell Jest to use a different timer implementation.
jest.setSystemTime(new Date('2022-02-15T22:30:00.000+01:00').getTime());
});
afterAll(() => {
// Back to reality...
jest.useRealTimers();
});
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