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<!DOCTYPE html>
<title>@container: scroll-state(scrollable) axis matching</title>
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#scrollable">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/css-conditional/container-queries/support/cq-testcommon.js"></script>
<script src="/css/css-transitions/support/helper.js"></script>
<style>
.scroller {
writing-mode: vertical-lr;
width: 200px;
height: 200px;
container-type: scroll-state;
overflow: scroll;
}
.scroller.horizontal::after {
content: " ";
display: block;
width: 10000px;
height: 10px;
}
.scroller.vertical::after {
content: " ";
display: block;
width: 10px;
height: 10000px;
}
span {
--inline: no;
--block: no;
--x: no;
--y: no;
}
@container scroll-state(scrollable: inline) {
span { --inline: yes; }
}
@container scroll-state(scrollable: block) {
span { --block: yes; }
}
@container scroll-state(scrollable: x) {
span { --x: yes; }
}
@container scroll-state(scrollable: y) {
span { --y: yes; }
}
</style>
<div class="horizontal scroller"><span id="t1"></span></div>
<div class="vertical scroller"><span id="t2"></span></div>
<script>
setup(() => assert_implements_scroll_state_container_queries());
promise_test(async t => {
await waitForAnimationFrames(2);
assert_equals(getComputedStyle(t1).getPropertyValue("--x"), "yes", "x-axis");
assert_equals(getComputedStyle(t1).getPropertyValue("--y"), "no", "y-axis");
assert_equals(getComputedStyle(t1).getPropertyValue("--block"), "yes", "block-axis");
assert_equals(getComputedStyle(t1).getPropertyValue("--inline"), "no", "inline-axis");
}, "Horizontal scroller with orthogonal writing mode");
promise_test(async t => {
assert_equals(getComputedStyle(t2).getPropertyValue("--x"), "no", "x-axis");
assert_equals(getComputedStyle(t2).getPropertyValue("--y"), "yes", "y-axis");
assert_equals(getComputedStyle(t2).getPropertyValue("--block"), "no", "block-axis");
assert_equals(getComputedStyle(t2).getPropertyValue("--inline"), "yes", "inline-axis");
}, "Vertical scroller with orthogonal writing mode");
</script>
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