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<!doctype html>
<title>Evaluation of size features</title>
<link rel="help" href="https://drafts.csswg.org/css-contain-3/#size-container">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/cq-testcommon.js"></script>
<div id=container>
<div id=target>
Test
</div>
</div>
<script>
setup(() => assert_implements_container_queries());
function test_evaluation(container_class, query, expected) {
test(function(t) {
let style_node = document.createElement('style');
t.add_cleanup(() => {
container.classList.remove(container_class);
style_node.remove();
});
style_node.innerText = `@container ${query} { #target { --applied:true; } }`;
assert_equals(getComputedStyle(target).getPropertyValue('--applied'), '');
container.classList.add(container_class);
document.head.append(style_node);
assert_equals(getComputedStyle(target).getPropertyValue('--applied'), expected ? 'true' : '');
}, `${query} (.${container_class})`);
}
</script>
<style>
.horizontal {
width: 100px;
height: 200px;
container-type: size;
}
.vertical {
width: 100px;
height: 200px;
container-type: size;
writing-mode: vertical-rl;
}
</style>
<script>
for (let cls of ['horizontal', 'vertical']) {
let logical_width = (cls == 'horizontal') ? 'inline' : 'block';
let logical_height = (cls == 'horizontal') ? 'block' : 'inline';
test_evaluation(cls, '(width < 100px)', false);
test_evaluation(cls, '(width >= 100px)', true);
test_evaluation(cls, '(min-width: 100px)', true);
test_evaluation(cls, '(min-width: 101px)', false);
test_evaluation(cls, '(max-width: 100px)', true);
test_evaluation(cls, '(max-width: 99px)', false);
test_evaluation(cls, '(height < 200px)', false);
test_evaluation(cls, '(height >= 200px)', true);
test_evaluation(cls, '(min-height: 200px)', true);
test_evaluation(cls, '(min-height: 201px)', false);
test_evaluation(cls, '(max-height: 200px)', true);
test_evaluation(cls, '(max-height: 199px)', false);
test_evaluation(cls, `(${logical_width}-size < 100px)`, false);
test_evaluation(cls, `(${logical_width}-size >= 100px)`, true);
test_evaluation(cls, `(min-${logical_width}-size: 100px)`, true);
test_evaluation(cls, `(min-${logical_width}-size: 101px)`, false);
test_evaluation(cls, `(max-${logical_width}-size: 100px)`, true);
test_evaluation(cls, `(max-${logical_width}-size: 99px)`, false);
test_evaluation(cls, `(${logical_height}-size < 200px)`, false);
test_evaluation(cls, `(${logical_height}-size >= 200px)`, true);
test_evaluation(cls, `(min-${logical_height}-size: 200px)`, true);
test_evaluation(cls, `(min-${logical_height}-size: 201px)`, false);
test_evaluation(cls, `(max-${logical_height}-size: 200px)`, true);
test_evaluation(cls, `(max-${logical_height}-size: 199px)`, false);
test_evaluation(cls, '(orientation: landscape)', false);
test_evaluation(cls, '(orientation: portrait)', true);
test_evaluation(cls, '(aspect-ratio: 1/2)', true);
test_evaluation(cls, '(aspect-ratio: 2/1)', false);
}
</script>
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