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135 lines
4.1 KiB
HTML
135 lines
4.1 KiB
HTML
<!DOCTYPE html>
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<link rel="help" src="https://drafts.csswg.org/scroll-animations-1/#scroll-timeline-at-rule">
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<link rel="help" src="https://drafts.csswg.org/scroll-animations-1/#descdef-scroll-timeline-source">
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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="/web-animations/testcommon.js"></script>
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<style>
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:root {
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height: 100vh;
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overflow: scroll;
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}
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body {
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height: 200vh;
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}
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.scroller {
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overflow: scroll;
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width: 100px;
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height: 100px;
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}
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#boxless {
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display: none;
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}
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.contents {
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height: 300px;
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}
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@keyframes expand {
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from { width: 100px; }
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to { width: 200px; }
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}
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@scroll-timeline timeline_source_none {
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source: none;
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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@scroll-timeline timeline_source_auto {
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source: auto;
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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@scroll-timeline timeline_source_selector {
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source: selector(#scroller);
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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@scroll-timeline timeline_source_unspecified {
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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@scroll-timeline timeline_source_nonexistent_id {
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source: selector(#doesnotexist);
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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@scroll-timeline timeline_source_no_layout_box {
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source: selector(#boxless);
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time-range: 10s;
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start: 0px;
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end: 100px;
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}
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#container > div {
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width: 0px;
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animation: expand 10s linear;
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}
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/* Ensure stable expectations if feature is not supported */
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@supports not (animation-timeline:foo) {
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#container > div { animation-play-state: paused; }
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}
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#element_source_none { animation-timeline: timeline_source_none; }
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#element_source_auto { animation-timeline: timeline_source_auto; }
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#element_source_unspecified { animation-timeline: timeline_source_unspecified; }
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#element_source_selector { animation-timeline: timeline_source_selector; }
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#element_source_nonexistent_id { animation-timeline: timeline_source_nonexistent_id; }
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#element_source_no_layout_box { animation-timeline: timeline_source_no_layout_box; }
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</style>
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<body>
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<div class=scroller id=scroller>
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<div class=contents></div>
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</div>
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<div class=scroller id=boxless>
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<div class=contents></div>
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</div>
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<div id=container>
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<div id=element_source_none></div>
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<div id=element_source_auto></div>
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<div id=element_source_unspecified></div>
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<div id=element_source_selector></div>
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<div id=element_source_nonexistent_id></div>
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<div id=element_source_no_layout_box></div>
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</div>
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<script>
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// Set progress of animations linked to #scroller to 75%.
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scroller.scrollTop = 75;
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// Set progress of animations linked to document.scrollingElement to 25%.
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document.scrollingElement.scrollTop = 25;
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_none).width, '0px');
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}, 'Source none causes inactive timeline');
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_auto).width, '125px');
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}, 'Source auto selects scrollingElement of the document');
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_unspecified).width, '125px');
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}, 'Unspecified source behaves like auto');
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_selector).width, '175px');
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}, 'Source selector(<id-selector>) selects an element');
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_nonexistent_id).width, '0px');
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}, 'Unknown source causes inactive timeline');
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promise_test(async (t) => {
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await waitForNextFrame();
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assert_equals(getComputedStyle(element_source_no_layout_box).width, '0px');
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}, 'Source with no layout box causes inactive timeline');
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// TODO(https://github.com/w3c/csswg-drafts/issues/5289): Add tests for
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// sources that change when behavior is clarified.
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</script>
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</body>
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