File: setinterval-settimeout-clamping.html

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<!doctype html>
<meta charset=utf-8>
<meta name="assert" content ="setTimeout and setInterval sequencing is correct even with 0 timeout">
<link rel="help" href="https://html.spec.whatwg.org/#run-steps-after-a-timeout" />
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>

<script>
async_test(t => {
  let done = false;
  const id = setInterval(() => {
    done = true;
  }, 0);
  t.add_cleanup(() => clearInterval(id));

  setTimeout(t.step_func(() => {
    assert_true(done);
    t.done();
  }), 0);
}, "setInterval(0) before setTimeout(0)");

async_test(t => {
  let done = false;
  setTimeout(() => {
    done = true;
  }, 0);

  const id = setInterval(t.step_func(() => {
    assert_true(done);
    t.done();
  }), 0);
  t.add_cleanup(() => clearInterval(id));
}, "setTimeout(0) before setInterval(0)");
</script>