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<!doctype html>
<title>CSS Container Queries: @container serialization</title>
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#container-queries">
<link rel="help" href="https://drafts.csswg.org/cssom/#serialize-a-css-rule">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/cq-testcommon.js"></script>
<style id="testSheet">
@container (width=100px) {
@container \!-name (inline-size > 200px ) {
#id { color: lime }
}
#id { color: green }
}
@container ( wiDTh ) { }
@container (width:100px) { }
@container (min-width: 100px) { }
@container ( MAX-WIDTH:100px ) { }
@container (width > 100px) { }
@container (width < 100px) { }
@container (widTH >= 100px) { }
@container (width <= 100px) { }
@container (10px < width < 100px) { }
@container (10px <= width <= 100px) { }
@container (100px>WIDTH>10px) { }
@container ( 100px >= width >= 10px ) { }
@container (calc(1em + 1px) >= width >= max(10em, 10px)) { }
</style>
<script>
setup(() => assert_implements_container_queries());
let rules = testSheet.sheet.cssRules;
test(() => {
assert_equals(rules.length, 14);
assert_equals(rules[0].cssRules.length, 2);
assert_equals(rules[0].conditionText, "(width = 100px)");
assert_equals(rules[0].cssRules[0].conditionText, "\\!-name (inline-size > 200px)");
}, "Serialization of conditionText");
test(() => {
assert_equals(rules[0].cssRules[0].cssText, "@container \\!-name (inline-size > 200px) {\n #id { color: lime; }\n}");
}, "Serialization of inner @container rule");
test(() => {
assert_equals(rules[0].cssText, "@container (width = 100px) {\n @container \\!-name (inline-size > 200px) {\n #id { color: lime; }\n}\n #id { color: green; }\n}");
}, "Serialization of nested @container rule");
test(() => {
assert_equals(rules[1].conditionText, "(width)");
}, "Serialization of boolean condition syntax");
test(() => {
assert_equals(rules[2].conditionText, "(width: 100px)");
assert_equals(rules[3].conditionText, "(min-width: 100px)");
assert_equals(rules[4].conditionText, "(max-width: 100px)");
}, "Serialization of colon condition syntax");
test(() => {
assert_equals(rules[5].conditionText, "(width > 100px)");
assert_equals(rules[6].conditionText, "(width < 100px)");
assert_equals(rules[7].conditionText, "(width >= 100px)");
assert_equals(rules[8].conditionText, "(width <= 100px)");
assert_equals(rules[9].conditionText, "(10px < width < 100px)");
assert_equals(rules[10].conditionText, "(10px <= width <= 100px)");
assert_equals(rules[11].conditionText, "(100px > width > 10px)");
assert_equals(rules[12].conditionText, "(100px >= width >= 10px)");
}, "Serialization of range condition syntax");
test(() => {
assert_equals(rules[13].conditionText, "(calc(1em + 1px) >= width >= max(10em, 10px))");
}, "Serialization of calc()");
</script>
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