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<!doctype html>
<title>url whitespace consumption</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
.foo {}
</style>
<meta name=author title="Tab Atkins-Bittner">
<link rel=help href="https://drafts.csswg.org/css-syntax/#consume-ident-like-token">
<script>
function roundTripUrl(input) {
const rule = document.styleSheets[0].cssRules[0].style;
const fallback = 'url("fallback")';
rule.setProperty("background-image", fallback);
rule.setProperty("background-image", input);
const value = rule.getPropertyValue("background-image");
if(value == fallback) return false;
return value;
}
test(()=>{
assert_equals(roundTripUrl('url("foo")'), 'url("foo")');
assert_equals(roundTripUrl('url( "foo")'), 'url("foo")');
assert_equals(roundTripUrl('url("foo" )'), 'url("foo")');
}, "whitespace is optional between url( token and the string token");
</script>
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