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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/reftests/web-animations/restyle-after-display-none.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/reftests/web-animations/restyle-after-display-none.html')
| -rw-r--r-- | layout/reftests/web-animations/restyle-after-display-none.html | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/layout/reftests/web-animations/restyle-after-display-none.html b/layout/reftests/web-animations/restyle-after-display-none.html new file mode 100644 index 0000000000..16c0f916b9 --- /dev/null +++ b/layout/reftests/web-animations/restyle-after-display-none.html @@ -0,0 +1,43 @@ +<!doctype html> +<html class="reftest-wait reftest-no-flush"> +<head> +<meta charset=utf-8> +<title>Check for animation restyling on an element's initial restyling after leaving a display:none subtree</title> +<style> +#target { + width: 0px; + height: 100px; + background: green; + display: none; +} +</style> +</head> +<body> +<div id="target"></div> +<script> +// Wait for a steady state before beginning so that style flushes from the +// initial restyling don't interfere with the results. +document.addEventListener('MozReftestInvalidate', () => { + requestAnimationFrame(() => { + // Get target element -- computed style should be display: none by now. + const target = document.getElementById('target'); + + // Update specified style but don't flush + target.style.display = 'block'; + + // Trigger an animation on the element. + // + // animate() won't flush styles so we are testing that it still correctly + // marks the element as needing an animation restyle even when it doesn't have + // style data. + target.animate( + { width: ['0px', '100px'] }, + { duration: 100 * 1000, easing: 'step-start' } + ); + + document.documentElement.classList.remove('reftest-wait'); + }); +}); +</script> +</body> +</html> |