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Test <video> with width and height attributes but aspect-ratio:auto (#34069)

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See https://github.com/servo/servo/pull/31746#discussion_r1805234405

Signed-off-by: Oriol Brufau <obrufau@igalia.com>
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Oriol Brufau 2024-10-30 12:59:37 +01:00 • committed by GitHub
parent 850e59f98e
commit 517e8a376a
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2 changed files with 63 additions and 45 deletions
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2
tests/wpt/meta/MANIFEST.json vendored
View file

@ -687087,7 +687087,7 @@
]
],
"video-aspect-ratio.html": [
"119523d250ffc215ceb04738e7f49c01f06c60a1",
"0686fba93ea07f695333fbced26c7f27bfa3aec3",
[
null,
{}

106
tests/wpt/tests/html/rendering/replaced-elements/attributes-for-embedded-content-and-images/video-aspect-ratio.html vendored
View file

@ -14,9 +14,14 @@
<body>
<video width="250" height="100" id="contained" style="contain: size;"></video>
<script>
function assert_ratio(img, expected) {
function assert_ratio(element, expected, description) {
let epsilon = 0.001;
assert_approx_equals(parseInt(getComputedStyle(img).width, 10) / parseInt(getComputedStyle(img).height, 10), expected, epsilon);
assert_approx_equals(
parseFloat(getComputedStyle(element).width) / parseFloat(getComputedStyle(element).height),
expected,
epsilon,
description,
);
}
function test_computed_style(width, height, expected) {
@ -24,49 +29,62 @@ function test_computed_style(width, height, expected) {
}
promise_test(async function() {
{
let video = document.getElementById("contained");
video.src = getVideoURI('/media/2x2-green');
assert_ratio(video, 2.5, "contain:size aspect ratio");
}
let video = document.getElementById("contained");
video.src = getVideoURI('/media/2x2-green');
assert_ratio(video, 2.5);
}, "Aspect ratio for video with contain:size");
// Create and append a new video and immediately check the ratio.
// This is not racy because the spec requires the user agent to queue a task:
// https://html.spec.whatwg.org/multipage/media.html#concept-media-load-algorithm
{
let video = document.createElement("video");
video.setAttribute("width", "250");
video.setAttribute("height", "100");
video.src = getVideoURI('/media/2x2-green');
document.body.appendChild(video);
assert_ratio(video, 2.5, "aspect ratio for regular video before load");
await new Promise(r => video.addEventListener("loadeddata", r, { once: true }));
// When loaded this video is square.
assert_ratio(video, 1, "aspect ratio for regular video after load");
}
// Create and append a new video and immediately check the ratio.
// This is not racy because the spec requires the user agent to queue a task:
// https://html.spec.whatwg.org/multipage/media.html#concept-media-load-algorithm
promise_test(async function() {
let video = document.createElement("video");
video.setAttribute("width", "250");
video.setAttribute("height", "100");
video.src = getVideoURI('/media/2x2-green');
document.body.appendChild(video);
assert_ratio(video, 2.5, "aspect ratio before load");
await new Promise(r => video.addEventListener("loadeddata", r, { once: true }));
// When loaded this video is square.
assert_ratio(video, 1, "aspect ratio after load");
}, "Aspect ratio for regular video");
// Same but with auto width.
{
let video = document.createElement("video");
video.setAttribute("width", "250");
video.setAttribute("height", "100");
video.style.width = "auto";
video.src = getVideoURI('/media/2x2-green');
document.body.appendChild(video);
assert_ratio(video, 2.5, "aspect ratio for regular video with width: auto before load");
await new Promise(r => video.addEventListener("loadeddata", r, { once: true }));
assert_ratio(video, 1, "aspect ratio for regular video with width: auto after load");
}
// Same but with auto width.
promise_test(async function() {
let video = document.createElement("video");
video.setAttribute("width", "250");
video.setAttribute("height", "100");
video.style.width = "auto";
video.src = getVideoURI('/media/2x2-green');
document.body.appendChild(video);
assert_ratio(video, 2.5, "aspect ratio before load");
await new Promise(r => video.addEventListener("loadeddata", r, { once: true }));
assert_ratio(video, 1, "aspect ratio after load");
}, "Aspect ratio for regular video with width:auto");
test_computed_style("10", "20", "auto 10 / 20");
test_computed_style("0.5", "1.5", "auto 0.5 / 1.5");
test_computed_style("0", "1", "auto 0 / 1");
test_computed_style("1", "0", "auto 1 / 0");
test_computed_style("0", "0", "auto 0 / 0");
test_computed_style(null, null, "auto");
test_computed_style("10", null, "auto");
test_computed_style(null, "20", "auto");
test_computed_style("xx", "20", "auto");
test_computed_style("10%", "20", "auto");
});
// Same but with auto aspect-ratio.
promise_test(async function() {
let video = document.createElement("video");
video.setAttribute("width", "250");
video.setAttribute("height", "100");
video.style.aspectRatio = "auto";
video.src = getVideoURI('/media/2x2-green');
document.body.appendChild(video);
// The aspect ratio is 2 because the default size is 300x150.
assert_ratio(video, 2, "aspect ratio before load");
await new Promise(r => video.addEventListener("loadeddata", r, { once: true }));
// But now we can use the natural ratio from the video source.
assert_ratio(video, 1, "aspect ratio after load");
}, "Aspect ratio for regular video with aspect-ratio:auto");
test_computed_style("10", "20", "auto 10 / 20");
test_computed_style("0.5", "1.5", "auto 0.5 / 1.5");
test_computed_style("0", "1", "auto 0 / 1");
test_computed_style("1", "0", "auto 1 / 0");
test_computed_style("0", "0", "auto 0 / 0");
test_computed_style(null, null, "auto");
test_computed_style("10", null, "auto");
test_computed_style(null, "20", "auto");
test_computed_style("xx", "20", "auto");
test_computed_style("10%", "20", "auto");
</script>