third_party/blink/web_tests/wpt_internal/geolocation-api/coordinates-interface-attributes.https.html

<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/testharness-adapter.js"></script>
</head>
<body>
<script type="module">
import {GeolocationMock} from './resources/geolocation-mock.js';

description("Test the attribute handling of the Coordinates interface");

// Format: [Input], [Expected]
// Input: latitude, longitude, accuracy, altitude, altitudeAccuracy, heading, speed.
// Expected: latitude, longitude, accuracy, altitude, altitudeAccuracy, heading, speed.
const testSet = [
    [[1, 2, 3], [1, 2, 3, null, null, null, null]],
    [[2, 3, 4, undefined, undefined, undefined, 5], [2, 3, 4, null, null, null, 5]],
    [[3, 4, 5, undefined, 6, undefined, 7], [3, 4, 5, null, 6, null, 7]],
    [[4, 5, 6, undefined, 7, 8, 9], [4, 5, 6, null, 7, 8, 9]],
    [[5, 6, 7, 8, 9, 10, 11], [5, 6, 7, 8, 9, 10, 11]],
];

let currentTestIndex = -1;
let globalCoordinates = null;

const mock = new GeolocationMock();
mock.setGeolocationPermission(true);

function runNextTest()
{
    ++currentTestIndex;
    mock.setGeolocationPosition(...testSet[currentTestIndex][0]);
}

function verifyResults()
{
    assert_equals(globalCoordinates.latitude, testSet[currentTestIndex][1][0]);
    assert_equals(globalCoordinates.longitude, testSet[currentTestIndex][1][1]);
    assert_equals(globalCoordinates.accuracy, testSet[currentTestIndex][1][2]);
    assert_equals(globalCoordinates.altitude, testSet[currentTestIndex][1][3]);
    assert_equals(globalCoordinates.altitudeAccuracy, testSet[currentTestIndex][1][4]);
    assert_equals(globalCoordinates.heading, testSet[currentTestIndex][1][5]);
    assert_equals(globalCoordinates.speed, testSet[currentTestIndex][1][6]);
}

var watchId = navigator.geolocation.watchPosition(function(position) {
    globalCoordinates = position.coords;
    verifyResults();

    if (currentTestIndex + 1 === testSet.length) {
        finishJSTest();
        return;
    }
    runNextTest();
}, function(e) {
    testFailed('the error callback was called unexpectedly');
    finishJSTest();
});

runNextTest();

</script>
</body>
</html>