chromium/third_party/blink/web_tests/svg/animations/syncbases_with_tangled_dependencies.html

<!DOCTYPE html>

<title>Syncbases with tangled dependencies</title>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>

<svg viewBox="0 0 500 200" xmlns="http://www.w3.org/2000/svg">
  <rect width="100%" height="100%" fill="none">
    <animate id="minani" attributeName="x" fill="freeze" begin="min.click" dur="100ms" values="0; 0"/>
    <animate id="maxani" attributeName="x" fill="freeze" begin="max.click" dur="100ms" values="0; 0"/>
  </rect>
  <rect id="min" width="100" height="100" fill="green">
    <set attributeName="height" fill="freeze" begin="minani.begin" to="0"/>
    <set attributeName="height" fill="freeze" begin="maxani.begin+0.1s" to="100"/>
  </rect>
  <rect id="max" x="110" width="100" height="100" fill="blue"/>
</svg>
<script>
  async_test(t => {
    let clicks = 3;
    let min = document.querySelector("#min");
    let max = document.querySelector("#max");
    let i = setInterval(t.step_func(() => {
      clicks--;
      if (clicks == 0) {
        clearInterval(i);
        t.step_timeout(t.step_func_done(() => {
          assert_equals(window.getComputedStyle(min, null).height, "100px");
        }), 500);
      }
      min.dispatchEvent(new Event("click"));
      window.setTimeout(() => max.dispatchEvent(new Event("click")), 130);
    }), 250);
  });
</script>