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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.import { assertSpyCalls, spy } from "../mock.ts";import { FakeTime } from "../time.ts";import { secondInterval } from "./interval.ts";
Deno.test("secondInterval calls callback every second and stops after being cleared", () => {  const time = new FakeTime();  const cb = spy();
  try {    const intervalId = secondInterval(cb);    assertSpyCalls(cb, 0);    time.tick(500);    assertSpyCalls(cb, 0);    time.tick(500);    assertSpyCalls(cb, 1);    time.tick(3500);    assertSpyCalls(cb, 4);
    clearInterval(intervalId);    time.tick(1000);    assertSpyCalls(cb, 4);  } finally {    time.restore();  }});