14 lines
625 B
HTML
14 lines
625 B
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.csswg.org/cssom-1/#insert-a-css-rule">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<style>
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p { color: green; }
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</style>
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<p id="test">This text should be green.</p>
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<script>
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test(function() {
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assert_throws_dom("SyntaxError", () => document.styleSheets[0].insertRule("p { color: red; } garbage", 1));
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assert_equals(getComputedStyle(document.getElementById("test")).color, "rgb(0, 128, 0)");
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}, "A syntax error in insertRule should throw and not affect the style of the page");
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</script>
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