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<!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';
promise_test(async (t) => {
const helper = new SensorTestHelper(t, 'deviceorientation');
await helper.grantSensorsPermissions();
await helper.initializeSensors({disabledSensors: ['absolute-orientation', 'relative-orientation']});
const orientationData1 = generateOrientationData(1.1, 2.2, 3.3, false);
// Currently it is not possible to set individual values to null because the
// parsing algorithms used by
// https://w3c.github.io/sensors/#update-virtual-sensor-reading-command
// always expect numbers.
const orientationData2 = generateOrientationData(null, null, null, false);
// An example how setting relative-orientation sensor as disabled will output
// null values. Even if we try to set non null values to sensor.
await helper.setData(orientationData1);
await waitForEvent(getExpectedOrientationEvent(orientationData2));
}, 'Tests using null values for some of the event properties.');
</script>
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