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Update web-platform-tests to revision e426a6933a05bf144eba06a1d4c47ba876a4e2d1

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WPT Sync Bot 2019-05-22 10:24:35 +00:00
parent 415b26e4f1
commit 5e5eccabf8
495 changed files with 14920 additions and 784 deletions
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73
tests/wpt/web-platform-tests/css/css-scroll-snap/scroll-margin.html Normal file
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<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-scroll-snap-1/#scroll-margin" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
div {
position: absolute;
margin: 0px;
}
#scroller {
height: 500px;
width: 500px;
overflow: hidden;
scroll-snap-type: both mandatory;
}
#target {
width: 300px;
height: 300px;
background-color: blue;
}
#another-target {
width: 300px;
height: 300px;
top: 400px;
left: 400px;
background-color: blue;
scroll-snap-align: start;
}
</style>
<div id="scroller">
<div style="width: 2000px; height: 2000px;"></div>
<div id="target"></div>
<div id="another-target"></div>
</div>
<script>
test(() => {
target.style.scrollSnapAlign = "start";
target.style.scrollMargin = "100px";
target.style.left = "300px";
target.style.top = "300px";
scroller.scrollTo(0, 0);
// `target position (300px, 300px)` - `margin (100px, 100px)`.
assert_equals(scroller.scrollLeft, 200);
assert_equals(scroller.scrollTop, 200);
target.style.scrollSnapAlign = "end";
// `target position (300px, 300px)` + `target size (300px, 300px) +
// `margin (100px, 100px) - `scroller size (500px, 500px)`.
scroller.scrollTo(0, 0);
assert_equals(scroller.scrollLeft, 200);
assert_equals(scroller.scrollTop, 200);
}, "Snaps to the positions adjusted by scroll-margin");
test(() => {
target.style.left = "0px";
target.style.top = "0px";
target.style.scrollSnapAlign = "start";
target.style.scrollMargin = "100px";
// Scroll to the position between #target and #another-target elements but
// if the scroll-margin 100px contributed to the snap start-aligned snap
// position it will be farther than #another-target.
scroller.scrollTo(200, 200);
assert_equals(scroller.scrollLeft, 0);
assert_equals(scroller.scrollTop, 0);
}, "scroll-margin doesn't contribute to the snap position of the element " +
"if it's outside of the scroll port");
</script>