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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/css/css-env/env-in-custom-properties.tentative.html
parentInitial commit. (diff)
downloadfirefox-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>
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@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html>
+ <head>
+ <link rel="help" href="https://drafts.csswg.org/css-env-1/">
+ <title>Test env() will work in custom properties</title>
+ <script src="/resources/testharness.js"></script>
+ <script src="/resources/testharnessreport.js"></script>
+ <style>
+ #parent {
+ --var1: inherited;
+ }
+ #child {
+ --my-width: env(test, 100px);
+ width: var(--my-width);
+ --var1: env(nonexistent);
+ }
+ </style>
+ </head>
+ <body>
+ <div id="parent">
+ <div id="child"></div>
+ </div>
+ <script>
+ test(() => {
+ const style = window.getComputedStyle(child);
+ assert_equals(style.getPropertyValue("width"), "100px");
+ }, 'env() is substituted into a custom property');
+
+ test(() => {
+ const style = window.getComputedStyle(child);
+ assert_equals(style.getPropertyValue("--var1"), "");
+ }, 'Substitution of unrecognized env() causes guaranteed-invalid');
+ </script>
+ </body>
+</html>