Method setSystemTime

packages/jest-environment/src/index.ts:385–385

* Set the current system time used by fake timers. Simulates a user changing * the system clock while your program is running. It affects the current time, * but it does not in itself cause e.g. timers to fire; they will fire exactly * as they would have done without the call to `jest.setSy

(now?: number | Date | TemporalEpochLike)

   * Not available when using legacy fake timers implementation.
   */
  setSystemTime(now?: number | Date | TemporalEpochLike): void;
  /**
   * Set the default timeout interval for tests and before/after hooks in
   * milliseconds.