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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';
function test_null_orientation_data(eventType) {
promise_test(async t => {
const helper = new SensorTestHelper(t, eventType);
await helper.grantSensorsPermissions();
await helper.initializeSensors(
{disabledSensors : [ 'absolute-orientation', 'relative-orientation' ]});
const inputData = 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 expectedData = generateOrientationData(
null, null, null,
/*absolute=*/ eventType === 'deviceorientationabsolute');
const expectedEvent = eventType === 'deviceorientationabsolute'
? getExpectedAbsoluteOrientationEvent
: getExpectedOrientationEvent;
// An example how setting the orientation sensors as disabled will always
// output null values.
await helper.setData(inputData);
await waitForEvent(expectedEvent(expectedData));
}, `${eventType}: Missing values are set to null or true/false accordingly`);
}
test_null_orientation_data('deviceorientation');
test_null_orientation_data('deviceorientationabsolute');
</script>
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