diff options
| 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-039.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-039.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-039.html | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-039.html b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-039.html new file mode 100644 index 0000000000..481dcc4583 --- /dev/null +++ b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-039.html @@ -0,0 +1,79 @@ +<!doctype HTML> +<html> +<meta charset="utf8"> +<title>Display Locking: measure forced SVG text</title> +<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org"> +<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility"> +<meta name="assert" content="content-visibility hidden svg descendant has correct layout"> + +<style> +#container { + width: 100px; + height: 100px; + background: lightgreen; +} +.hidden { + content-visibility: hidden; +} +</style> + +<div id="parent"></div> + +<script src="/resources/testharness.js"></script> +<script src="/resources/testharnessreport.js"></script> + +<script> +async_test((t) => { + let length; + function measureForced() { + t.step(() => { + length = document.getElementById("text").getComputedTextLength(); + assert_not_equals(length, 0, "forced"); + + }); + } + + function measureWhenVisible() { + t.step(() => { + const visible_length = document.getElementById("text").getComputedTextLength(); + assert_not_equals(visible_length, 0, "when visible"); + assert_equals(visible_length, length, "when visible"); + }); + } + + function construct(container) { + container.innerHTML = ` + <svg viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"> + <style> + .t { font: 10px sans-serif; } + </style> + <text id="text" x="10" y="10" class="t">This is text</text> + </svg> + `; + } + + async function runTest() { + const container = document.createElement("div"); + container.id = "container"; + + document.getElementById("parent").appendChild(container); + container.classList.add("hidden"); + requestAnimationFrame(() => { + construct(container); + measureForced(); + + container.classList.remove("hidden"); + requestAnimationFrame(() => { + measureWhenVisible(); + t.done(); + }); + }); + } + + window.onload = function() { + requestAnimationFrame(() => requestAnimationFrame(runTest)); + }; +}, "Measure Forced SVG Text"); +</script> + +</html> |