wpt/css/cssom/insertRule-syntax-error-01.html at master · web-platform-tests/wpt

14 lines (14 loc) · 625 Bytes

<!DOCTYPE html>

<style>

p { color: green; }

</style>

<p id="test">This text should be green.</p>

test(function() {

assert_throws_dom("SyntaxError", () => document.styleSheets[0].insertRule("p { color: red; } garbage", 1));

assert_equals(getComputedStyle(document.getElementById("test")).color, "rgb(0, 128, 0)");

}, "A syntax error in insertRule should throw and not affect the style of the page");

</script>

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