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Diffstat (limited to 'testing/web-platform/tests/css/css-pseudo/highlight-cascade-003.html')
| -rw-r--r-- | testing/web-platform/tests/css/css-pseudo/highlight-cascade-003.html | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-pseudo/highlight-cascade-003.html b/testing/web-platform/tests/css/css-pseudo/highlight-cascade-003.html new file mode 100644 index 0000000000..61bc46d4c5 --- /dev/null +++ b/testing/web-platform/tests/css/css-pseudo/highlight-cascade-003.html @@ -0,0 +1,20 @@ +<!DOCTYPE html> +<title>Initial custom property values in :root::selection rule</title> +<link rel="help" href="https://drafts.csswg.org/css-pseudo-4/#highlight-cascade"> +<link rel="match" href="highlight-cascade-003-ref.html"> +<meta name="assert" value="This test verifies that the initial value given in a custom property registration is respected, when the property is referenced in ::selection styles but no value is defined. The initial value is not the guaranteed-invalid value, so the fallback value in var() is not used."> +<script src="support/selections.js"></script> +<style> + @property --bg { + syntax: "<color>"; + inherits: false; + initial-value: green; + } + :root::selection { + background-color: var(--bg, red); + } +</style> +<main>PASS if background-color is green when selected</main> +<script> + selectNodeContents(document.querySelector("main")); +</script> |