css/css-values/minmax-length-serialize.html

<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-values-4/#comp-func">
<link rel="help" href="https://drafts.csswg.org/css-values-4/#lengths">
<link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-serialize">
<link rel="author" title="Xiaocheng Hu" href="mailto:xiaochengh@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../support/serialize-testcommon.js"></script>
<div style="width: 100px;">
    <div id=target></div>
</div>
<script>
function test_serialization(t,s,c,u, {prop}={}) {
    test_specified_serialization(prop || 'text-indent', t, s);
    test_computed_serialization(prop || 'text-indent', t, c);
    if(u) test_used_serialization(prop || 'margin-left', t, u);
}

test_serialization(
	'min(1px)',
	'calc(1px)',
	'1px');
test_serialization(
	'min(1in)',
	'calc(96px)',
	'96px');
test_serialization(
	'max(1px)',
	'calc(1px)',
	'1px');
test_serialization(
	'max(1in)',
	'calc(96px)',
	'96px');

// Values are case-insensitive and serialize as lower case, for example 1Q
// serializes as 1q.
test_serialization(
	'min(1PX)',
	'calc(1px)',
	'1px');

// Arguments simplify down eagerly
test_serialization(
	'min(50px, 1in + 1px)',
	'calc(50px)',
	'50px');
test_serialization(
	'max(50px, 1in + 1px)',
	'calc(97px)',
	'97px');

// And the entire function simplifies eagerly if possible
test_serialization(
	'calc(1px + min(1in, 100px))',
	'calc(97px)',
	'97px');
test_serialization(
	'calc(1px + max(1in, 100px))',
	'calc(101px)',
	'101px');

// Computed-value units preserve min()/max() in specified values
test_serialization(
	'min(1px, 1em)',
	'min(1px, 1em)',
	'1px');
test_serialization(
	'calc(min(1px, 1in) + max(100px + 1em, 10px + 1in) + 1px)',
	'calc(2px + max(1em + 100px, 106px))',
	'118px');

// Can't test that min()/max() are preserved in computed values with just lengths;
// see minmax-length-percentage-serialize for tests of that.
</script>