113 lines
3 KiB
HTML
113 lines
3 KiB
HTML
<!DOCTYPE html>
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<title>@scope and :hover</title>
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<link rel="help" href="https://drafts.csswg.org/css-cascade-6/#scope-atrule">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-actions.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<main id=main></main>
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<script>
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async function hover(element) {
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let actions = new test_driver.Actions().pointerMove(0, 0, {origin: element});
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await actions.send();
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}
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</script>
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<template id=test_subject>
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<div>
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<style>
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@scope (.a:hover) {
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:scope { z-index: 1; }
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}
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</style>
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<div class=a>1</div>
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</template>
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<script>
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promise_test(async (t) => {
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t.add_cleanup(() => main.replaceChildren());
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main.append(test_subject.content.cloneNode(true));
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let a = main.querySelector('.a');
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assert_equals(getComputedStyle(a).zIndex, 'auto');
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await hover(a);
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assert_equals(getComputedStyle(a).zIndex, '1');
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}, ':hover via :scope in subject');
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</script>
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<template id=test_non_subject>
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<div>
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<style>
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@scope (.a:hover) {
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:scope .b { z-index: 1; }
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}
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</style>
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<div class=a>
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<div class=b>2</div>
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</div>
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</template>
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<script>
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promise_test(async (t) => {
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t.add_cleanup(() => main.replaceChildren());
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main.append(test_non_subject.content.cloneNode(true));
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let a = main.querySelector('.a');
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let b = main.querySelector('.b');
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assert_equals(getComputedStyle(b).zIndex, 'auto');
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await hover(a);
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assert_equals(getComputedStyle(b).zIndex, '1');
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}, ':hover via :scope in non-subject');
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</script>
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<template id=test_subject_limit>
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<div>
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<style>
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@scope (.a) to (:scope:hover) {
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:scope { z-index: 1; }
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}
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</style>
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<div class=a tabindex=0>3</div>
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</template>
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<script>
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promise_test(async (t) => {
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t.add_cleanup(() => main.replaceChildren());
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main.append(test_subject_limit.content.cloneNode(true));
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let a = main.querySelector('.a');
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assert_equals(getComputedStyle(a).zIndex, '1');
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await hover(a);
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// After hover, we're no longer in scope because the limit (to-selector)
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// kicks in.
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assert_equals(getComputedStyle(a).zIndex, 'auto');
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}, ':hover in limit, :scope in subject');
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</script>
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<template id=test_non_subject_limit>
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<div>
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<style>
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@scope (.a) to (.b:hover) {
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.b { z-index: 1; }
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}
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</style>
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<div class=a tabindex=0>
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<div class=b tabindex=1>4</div>
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</div>
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</template>
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<script>
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promise_test(async (t) => {
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t.add_cleanup(() => main.replaceChildren());
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main.append(test_non_subject_limit.content.cloneNode(true));
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let a = main.querySelector('.a');
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let b = main.querySelector('.b');
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assert_equals(getComputedStyle(b).zIndex, '1');
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await hover(b);
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// After hover, we're no longer in scope because the limit (to-selector)
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// kicks in.
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assert_equals(getComputedStyle(b).zIndex, 'auto');
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}, ':hover in intermediate limit, :scope in subject');
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</script>
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