pointerevents/persistentDeviceId/get-persistendeviceid-from-pointer-event.tentative.html

<!DOCTYPE html>
<!--
   Tentative; contingent on merge of:
   https://github.com/w3c/pointerevents/pull/495
-->
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>

<style>
  div {
    user-select: none; // Prevents text selection on drag.
  }
</style>
<div id="logger" draggable="false"></div>
<div id="console"></div>
<!-- This test verifies that pointerEvent.persistentDeviceId is 0
     by default for a pointer with an invalid hardware id - in this case
     a testdriver generated event, which does not support hardware id. -->
<script>
    function CheckDeviceId(event) {
        eventFired++;
        assert_equals(event.persistentDeviceId, 0, "deviceId is 0");
    }

    window.addEventListener("pointerdown", CheckDeviceId, false);
    window.addEventListener("pointermove", CheckDeviceId, false);

    promise_test(async () => {
        eventFired = 0;
        let actions = new test_driver.Actions()
          .addPointer("TestPointer", "pen")
          .pointerDown()
          .pointerMove(100, 100)
          .pointerUp();

        await actions.send();

        assert_true(eventFired == 2);
    }, 'PointerEvent.persistentDeviceId');
</script>