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Update web-platform-tests to revision 823cca0c2c6b421912973e7f699a357411738c64

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WPT Sync Bot 2020-05-16 08:18:43 +00:00
parent 6cc582992e
commit 6f4d1ac19b
141 changed files with 2004 additions and 912 deletions
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tests/wpt/web-platform-tests/html/semantics/embedded-content/the-img-element/image-loading-lazy-relevant-mutations.html Normal file
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<!DOCTYPE html>
<head>
<title>Relevant mutations on deferred loading=lazy images should not trigger
a request</title>
<link rel="author" title="Dom Farolino" href="mailto:dom@chromium.org">
<link rel="help" href="https://html.spec.whatwg.org/multipage/images.html#updating-the-image-data">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<script>
let below_viewport_1_loaded = false,
below_viewport_2_loaded = false,
below_viewport_3_loaded = false
// For general lazy loading behavior.
promise_test(() => {
// When the page loads, start the rest of the tests.
return new Promise(resolve => {
window.addEventListener("load", e => {
const kAssertion = 'image should never load';
assert_false(below_viewport_1_loaded, `below-viewport-1 ${kAssertion}`);
assert_false(below_viewport_2_loaded, `below-viewport-2 ${kAssertion}`);
assert_false(below_viewport_3_loaded, `below-viewport-3 ${kAssertion}`);
resolve();
});
});
}, "Images are lazyloaded");
// For `referrerPolicy` attribute mutations.
promise_test(t => {
return new Promise((resolve, reject) => {
const below_viewport_1 = document.querySelector('img#below-viewport-1');
below_viewport_1.onload = reject;
below_viewport_1.onerror = reject;
t.step_timeout(resolve, 1000);
below_viewport_1.referrerPolicy = 'no-referrer';
});
}, "Image referrerPolicy mutation does not cause deferred loading=lazy " +
"images to be fetched");
// For `crossOrigin` attribute mutations.
promise_test(t => {
return new Promise((resolve, reject) => {
const below_viewport_2 = document.querySelector('img#below-viewport-2');
below_viewport_2.onload = reject;
below_viewport_2.onerror = reject;
t.step_timeout(resolve, 1000);
below_viewport_2.crossOrigin = 'anonymous';
});
}, "Image crossOrigin mutation does not cause deferred loading=lazy " +
"images to be fetched");
// For `src` attribute mutations.
promise_test(t => {
return new Promise((resolve, reject) => {
const below_viewport_3 = document.querySelector('img#below-viewport-3');
below_viewport_3.onload = reject;
below_viewport_3.onerror = reject;
t.step_timeout(resolve, 1000);
below_viewport_3.src = "resources/image.png?change";
});
}, "Image src mutation does not cause deferred loading=lazy " +
"images to be fetched");
</script>
<body>
<div style="height:1000vh;"></div>
<img id="below-viewport-1" src="resources/image.png?1" loading="lazy"
onload="below_viewport_1_loaded = true"
onerror="below_viewport_1_loaded = true">
<img id="below-viewport-2" src="resources/image.png?2" loading="lazy"
onload="below_viewport_2_loaded = true"
onerror="below_viewport_2_loaded = true">
<img id="below-viewport-3" src="resources/image.png?3" loading="lazy"
onload="below_viewport_3_loaded = true"
onerror="below_viewport_3_loaded = true">
</body>