rounding.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /orientation-event/motion/rounding.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script src="../resources/orientation-event-helpers.js"></script>

<script>

'use strict';

function check_properties_for_coarsening(obj, properties) {

  assert_not_equals(obj, null, 'Expected event object');

  for (const prop of properties) {

    assertValueIsCoarsened(obj[prop]);

promise_test(async (t) => {

  const helper = new SensorTestHelper(t, 'devicemotion');

  await helper.grantSensorsPermissions();

  await helper.initializeSensors();

  const value = 1.23456789;

  const motionData = generateMotionData(value, value, value,

                                        value, value, value,

                                        value, value, value);

  await helper.setData(motionData);

  const event = await new Promise(resolve => {

    window.addEventListener('devicemotion', t.step_func(ev => {

      resolve(ev);

    }, { once: true }));

});

  check_properties_for_coarsening(event.acceleration, ['x', 'y', 'z']);

  check_properties_for_coarsening(event.accelerationIncludingGravity, ['x', 'y', 'z']);

  check_properties_for_coarsening(event.rotationRate, ['alpha', 'beta', 'gamma']);

}, 'Tests that devicemotion values are correctly rounded.');

</script>