diff options
| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /testing/web-platform/tests/paint-timing/resources | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/paint-timing/resources')
6 files changed, 112 insertions, 0 deletions
diff --git a/testing/web-platform/tests/paint-timing/resources/circle.svg b/testing/web-platform/tests/paint-timing/resources/circle.svg new file mode 100644 index 0000000000..6b5fdbe8e0 --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/circle.svg @@ -0,0 +1,3 @@ +<svg xmlns="http://www.w3.org/2000/svg" version="1.1"> + <circle cx="100" cy="50" r="40" stroke="black" stroke-width="2" fill="none" /> +</svg> diff --git a/testing/web-platform/tests/paint-timing/resources/circles.png b/testing/web-platform/tests/paint-timing/resources/circles.png Binary files differnew file mode 100644 index 0000000000..708682a207 --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/circles.png diff --git a/testing/web-platform/tests/paint-timing/resources/subframe-painting.html b/testing/web-platform/tests/paint-timing/resources/subframe-painting.html new file mode 100644 index 0000000000..00fd39bcb8 --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/subframe-painting.html @@ -0,0 +1,24 @@ +<!DOCTYPE html> +<body> +<div id="image"></div> +<script> + const img = document.createElement('IMG'); + img.src = 'circles.png'; + + var observer = new PerformanceObserver(function(list, obj) { + var paintEntries = list.getEntries(); + for (let i = 0; i < paintEntries.length; i++) { + // postMessage doesn't allow sending the entry object over directly + var dataToSend = { + "entryType": paintEntries[i]["entryType"], + "name": paintEntries[i]["name"] + }; + parent.postMessage(dataToSend, '*'); + } + }); + + observer.observe({"type": "paint"}); + document.getElementById('image').appendChild(img); +</script> +</body> +</html> diff --git a/testing/web-platform/tests/paint-timing/resources/subframe-sending-paint.html b/testing/web-platform/tests/paint-timing/resources/subframe-sending-paint.html new file mode 100644 index 0000000000..f372bd6f4f --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/subframe-sending-paint.html @@ -0,0 +1,13 @@ +<!DOCTYPE html> +<script> + self.addEventListener('message', function(e) { + // Send paint-timing entries upon receiving a message. + const paintEntries = performance.getEntriesByType('paint'); + let entryContents = paintEntries.length + ''; + for (let i = 0; i < paintEntries.length; i++) { + const entry = paintEntries[i]; + entryContents += ' ' + entry.entryType + ' ' + entry.name; + } + parent.postMessage(entryContents, '*'); + }); +</script> diff --git a/testing/web-platform/tests/paint-timing/resources/svg.html b/testing/web-platform/tests/paint-timing/resources/svg.html new file mode 100644 index 0000000000..94185eab34 --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/svg.html @@ -0,0 +1,20 @@ +<!DOCTYPE html> +<div id="main"> + <svg viewBox="0 0 10 10"> + <defs> + <circle id="myCircle" cx="5" cy="5" r="4" stroke="blue" /> + </defs> + <use id="circle" href="#myCircle" fill="green" /> + </svg> +</div> +<script> + const observer = new PerformanceObserver(list => { + const fcp = list.getEntriesByName("first-contentful-paint"); + if (!fcp.length) + return; + + // Message the parent when FCP has been reached. + parent.postMessage("GotFCP", '*'); + }); + observer.observe({ type: "paint", buffered: true }); +</script> diff --git a/testing/web-platform/tests/paint-timing/resources/utils.js b/testing/web-platform/tests/paint-timing/resources/utils.js new file mode 100644 index 0000000000..5766971dd0 --- /dev/null +++ b/testing/web-platform/tests/paint-timing/resources/utils.js @@ -0,0 +1,52 @@ +function waitForAnimationFrames(count) { + return new Promise(resolve => { + if (count-- <= 0) { + resolve(); + } else { + requestAnimationFrame(() => { + waitForAnimationFrames(count).then(resolve); + }); + } + }); +} + +// Asserts that there is currently no FCP reported. Pass t to add some wait, in case CSS is loaded +// and FCP is incorrectly fired afterwards. +async function assertNoFirstContentfulPaint(t) { + await waitForAnimationFrames(3); + assert_equals(performance.getEntriesByName('first-contentful-paint').length, 0, 'First contentful paint marked too early. '); +} + +// Function that is resolved once FCP is reported, using PerformanceObserver. It rejects after a long +// wait time so that failing tests don't timeout. +async function assertFirstContentfulPaint(t) { + return new Promise(resolve => { + function checkFCP() { + if (performance.getEntriesByName('first-contentful-paint').length === 1) { + resolve(); + } else { + t.step_timeout(checkFCP, 0); + } + } + t.step(checkFCP); + }); +} + +async function test_fcp(label, before_assert_fcp_func) { + setup({"hide_test_state": true}); + const style = document.createElement('style'); + document.head.appendChild(style); + await promise_test(async t => { + assert_implements(window.PerformancePaintTiming, "Paint Timing isn't supported."); + const main = document.getElementById('main'); + await new Promise(r => window.addEventListener('load', r)); + await assertNoFirstContentfulPaint(t); + main.className = 'preFCP'; + await assertNoFirstContentfulPaint(t); + if (before_assert_fcp_func) { + await before_assert_fcp_func(); + } + main.className = 'contentful'; + await assertFirstContentfulPaint(t); + }, label); +} |
