Quelle  test_bug1692277.html   Sprache: HTML

<!DOCTYPE html>
<meta charset="utf-8">
<title>Bug 1692277</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_native_event_utils.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css" />
<style>
  @font-face {
    font-family: Ahem;
    src: url("/tests/dom/base/test/Ahem.ttf");
  }

  #anchor {
    font: 16px/1 Ahem;
  }
</style>

<div>
  <a href="#" id="anchor">A draggable link</a>
</div>

<script>
  function waitForEvent(target, eventName) {
    return new Promise(resolve => {
      target.addEventListener(eventName, resolve, { once: true });
    });
  }

  add_task(async function testPenDrag() {
    await SpecialPowers.pushPrefEnv({
      set: [["dom.w3c_pointer_events.dispatch_by_pointer_messages", true]],
    });

    await SimpleTest.promiseFocus();
    const anchor = document.getElementById("anchor");
    await promiseNativePointerDrag(anchor, "pen", 5, 5, 50, 50);
    const promise = waitForEvent(anchor, "click");
    await promiseNativePointerDrag(anchor, "pen", 5, 5, 5, 5);
    await promise;
    ok(true, "Got the click event");
  });
</script>