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<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/webxr_util.js"></script>
<script src="../resources/webxr_test_constants.js"></script>
<script src="../resources/webxr_test_asserts.js"></script>
<style type="text/css">
div {
padding: 10px;
min-width: 10px;
min-height: 10px;
}
iframe {
border: 0;
width: 20px;
height: 20px;
}
</style>
<div id="div_overlay">
<div id="inner_a">
</div>
<div id="inner_b">
</div>
<!-- This SVG iframe is treated as cross-origin content. -->
<iframe id="iframe" src='data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><rect height="20" width="20" fill="red" fill-opacity="0.3"/></svg>'>
</iframe>
<canvas>
</canvas>
</div>
<div id="div_other">
<p>test text</p>
</div>
<script>
const fakeDeviceInitParams = {
supportedModes: ["immersive-ar"],
views: VALID_VIEWS,
viewerOrigin: IDENTITY_TRANSFORM,
supportedFeatures: ALL_FEATURES,
environmentBlendMode: "alpha-blend",
interactionMode: "screen-space"
};
let testBasicProperties = function(overlayElement, session, fakeDeviceController, t) {
assert_equals(session.mode, 'immersive-ar');
assert_not_equals(session.environmentBlendMode, 'opaque');
assert_true(overlayElement != null);
assert_true(overlayElement instanceof Element);
// Verify that the DOM overlay type is one of the known types.
assert_in_array(session.domOverlayState.type,
["screen", "floating", "head-locked"]);
// Verify SameObject property for domOverlayState
assert_equals(session.domOverlayState, session.domOverlayState);
// The overlay element should have a transparent background.
assert_equals(window.getComputedStyle(overlayElement).backgroundColor,
'rgba(0, 0, 0, 0)');
// Check that the pseudostyle is set.
assert_equals(document.querySelector(':xr-overlay'), overlayElement);
return new Promise((resolve) => {
session.requestAnimationFrame((time, xrFrame) => {
resolve();
});
});
};
let testFullscreen = async function(overlayElement, session, fakeDeviceController, t) {
// If the browser implements DOM Overlay using Fullscreen API,
// it must not be possible to change the DOM Overlay element by using
// Fullscreen API, and attempts to do so must be rejected.
// Since this is up to the UA, this test also passes if the fullscreen
// element is different from the overlay element.
// Wait for a rAF call before proceeding.
await new Promise((resolve) => session.requestAnimationFrame(resolve));
assert_implements_optional(document.fullscreenElement == overlayElement,
"WebXR DOM overlay is not using Fullscreen API");
let elem = document.getElementById('div_other');
assert_not_equals(elem, null);
assert_not_equals(elem, overlayElement);
try {
await elem.requestFullscreen();
assert_unreached("fullscreen change should be blocked");
} catch {
// pass if the call rejects
}
// This is an async function, its return value is automatically a promise.
};
let watcherStep = new Event("watcherstep");
let watcherDone = new Event("watcherdone");
let testInput = function(overlayElement, session, fakeDeviceController, t) {
let debug = xr_debug.bind(this, 'testInput');
// Use two DIVs for this test. "inner_a" uses a "beforexrselect" handler
// that uses preventDefault(). Controller interactions with it should trigger
// that event, and not generate an XR select event.
let inner_a = document.getElementById('inner_a');
assert_true(inner_a != null);
let inner_b = document.getElementById('inner_b');
assert_true(inner_b != null);
let got_beforexrselect = false;
inner_a.addEventListener('beforexrselect', (ev) => {
ev.preventDefault();
got_beforexrselect = true;
});
let eventWatcher = new EventWatcher(
t, session, ["watcherstep", "select", "watcherdone"]);
// Set up the expected sequence of events. The test triggers two select
// actions, but only the second one should generate a "select" event.
// Use a "watcherstep" in between to verify this.
let eventPromise = eventWatcher.wait_for(
["watcherstep", "select", "watcherdone"]);
let input_source =
fakeDeviceController.simulateInputSourceConnection(SCREEN_CONTROLLER);
session.requestReferenceSpace('viewer').then(function(viewerSpace) {
// Press the primary input button and then release it a short time later.
debug('got viewerSpace');
requestSkipAnimationFrame(session, (time, xrFrame) => {
debug('got rAF 1');
input_source.setOverlayPointerPosition(inner_a.offsetLeft + 1,
inner_a.offsetTop + 1);
input_source.startSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 2');
input_source.endSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 3');
// Need to process one more frame to allow select to propagate.
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 4');
session.dispatchEvent(watcherStep);
assert_true(got_beforexrselect);
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 5');
input_source.setOverlayPointerPosition(inner_b.offsetLeft + 1,
inner_b.offsetTop + 1);
input_source.startSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 6');
input_source.endSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 7');
// Need to process one more frame to allow select to propagate.
session.dispatchEvent(watcherDone);
});
});
});
});
});
});
});
});
return eventPromise;
};
let testCrossOriginContent = function(overlayElement, session, fakeDeviceController, t) {
let debug = xr_debug.bind(this, 'testCrossOriginContent');
let iframe = document.getElementById('iframe');
assert_true(iframe != null);
let inner_b = document.getElementById('inner_b');
assert_true(inner_b != null);
let eventWatcher = new EventWatcher(
t, session, ["watcherstep", "select", "watcherdone"]);
// Set up the expected sequence of events. The test triggers two select
// actions, but only the second one should generate a "select" event.
// Use a "watcherstep" in between to verify this.
let eventPromise = eventWatcher.wait_for(
["watcherstep", "select", "watcherdone"]);
let input_source =
fakeDeviceController.simulateInputSourceConnection(SCREEN_CONTROLLER);
session.requestReferenceSpace('viewer').then(function(viewerSpace) {
// Press the primary input button and then release it a short time later.
requestSkipAnimationFrame(session, (time, xrFrame) => {
debug('got rAF 1');
input_source.setOverlayPointerPosition(iframe.offsetLeft + 1,
iframe.offsetTop + 1);
input_source.startSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 2');
input_source.endSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 3');
// Need to process one more frame to allow select to propagate.
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 4');
session.dispatchEvent(watcherStep);
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 5');
input_source.setOverlayPointerPosition(inner_b.offsetLeft + 1,
inner_b.offsetTop + 1);
input_source.startSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 6');
input_source.endSelection();
session.requestAnimationFrame((time, xrFrame) => {
debug('got rAF 7');
// Need to process one more frame to allow select to propagate.
session.dispatchEvent(watcherDone);
});
});
});
});
});
});
});
});
return eventPromise;
};
xr_promise_test(
"Ensures DOM Overlay rejected without root element",
(t) => {
return navigator.xr.test.simulateDeviceConnection(fakeDeviceInitParams)
.then(() => {
return new Promise((resolve, reject) => {
navigator.xr.test.simulateUserActivation(() => {
resolve(
promise_rejects_dom(t, "NotSupportedError",
navigator.xr.requestSession('immersive-ar',
{requiredFeatures: ['dom-overlay']})
.then(session => session.end()),
"Should reject when not specifying DOM overlay root")
);
});
});
});
});
xr_session_promise_test(
"Ensures DOM Overlay feature works for immersive-ar, body element",
testBasicProperties.bind(this, document.body),
fakeDeviceInitParams, 'immersive-ar',
{requiredFeatures: ['dom-overlay'],
domOverlay: { root: document.body } });
xr_session_promise_test(
"Ensures DOM Overlay feature works for immersive-ar, div element",
testBasicProperties.bind(this, document.getElementById('div_overlay')),
fakeDeviceInitParams, 'immersive-ar',
{requiredFeatures: ['dom-overlay'],
domOverlay: { root: document.getElementById('div_overlay') } });
xr_session_promise_test(
"Ensures DOM Overlay input deduplication works",
testInput.bind(this, document.getElementById('div_overlay')),
fakeDeviceInitParams, 'immersive-ar', {
requiredFeatures: ['dom-overlay'],
domOverlay: { root: document.getElementById('div_overlay') }
});
xr_session_promise_test(
"Ensures DOM Overlay Fullscreen API doesn't change DOM overlay",
testFullscreen.bind(this, document.getElementById('div_overlay')),
fakeDeviceInitParams, 'immersive-ar', {
requiredFeatures: ['dom-overlay'],
domOverlay: { root: document.getElementById('div_overlay') }
});
xr_session_promise_test(
"Ensures DOM Overlay interactions on cross origin iframe are ignored",
testCrossOriginContent.bind(this, document.getElementById('div_overlay')),
fakeDeviceInitParams, 'immersive-ar', {
requiredFeatures: ['dom-overlay'],
domOverlay: { root: document.getElementById('div_overlay') }
});
</script>
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