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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
| commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
| tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html | |
| parent | Initial commit. (diff) | |
| download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip | |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html new file mode 100644 index 0000000000..8dc56e9145 --- /dev/null +++ b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-036.html @@ -0,0 +1,61 @@ +<!doctype HTML> +<html> +<meta charset="utf8"> +<title>Display Locking: style on hidden element & child</title> +<link rel="author" title="Rakina Zata Amni" href="mailto:rakina@chromium.org"> +<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility"> +<meta name="assert" content="style is available for content-visibility hidden elements"> + +<style> +.hidden { + content-visibility: hidden; +} +</style> +<div id="container" class=hidden> + <div id="child"> + <div id="grandchild"></div> + </div> +</div> + +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> + +<script> +async_test((t) => { + async function runTest() { + let container = document.getElementById("container"); + container.style = "color: blue;"; + t.step(() => assert_equals(getComputedStyle(container).color, "rgb(0, 0, 255)", "container color changed to blue")); + t.step(() => assert_equals(getComputedStyle(child).color, "rgb(0, 0, 255)", "child inherits blue color")); + t.step(() => assert_equals(getComputedStyle(grandchild).color, "rgb(0, 0, 255)", "grandchild inherits blue color")); + + child.style = "color: green;"; + t.step(() => assert_equals(getComputedStyle(container).color, "rgb(0, 0, 255)", "container color is still blue")); + t.step(() => assert_equals(getComputedStyle(child).color, "rgb(0, 128, 0)", "child color changed to green")); + t.step(() => assert_equals(getComputedStyle(grandchild).color, "rgb(0, 128, 0)", "grandchild inherits green color")); + + child.style = ""; + + // Commit container, lock child. + container.classList.remove("hidden"); + child.classList.add("hidden"); + requestAnimationFrame(() => { + // Update style outside of the hidden subtree. + container.style = "color: red;"; + container.offsetTop; + + // Inheritance works as usual through hidden boundaries. + t.step(() => assert_equals(getComputedStyle(grandchild).color, "rgb(255, 0, 0)", "grandchild inherits red color")); + t.step(() => assert_equals(getComputedStyle(child).color, "rgb(255, 0, 0)", "child inherits red color")); + t.step(() => assert_equals(getComputedStyle(container).color, "rgb(255, 0, 0)", "container color changed to red")); + + t.done(); + }); + } + + window.onload = function() { + requestAnimationFrame(() => requestAnimationFrame(runTest)); + }; +}, "getComputedStyle gets up-to-date style"); +</script> + |