Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Warnings
- This test has a WPT meta file that expects 10 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /css/css-flexbox/negative-overflow-002.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<style>
.container {
width: 100px; height: 100px;
overflow: scroll;
border: solid 3px;
display: inline-flex;
padding: 10px;
gap: 10px;
align-items: start;
margin: 10px;
vertical-align: bottom;
}
.item {
min-width: 110px; min-height: 110px;
background: cyan;
}
.container:hover::before {
position: fixed;
top: 0; left: 0;
font-size: 10px;
content: attr(style);
background: yellow;
direction: ltr;
writing-mode: horizontal-tb;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('.container')">
<script>
const writingModes = ['horizontal-tb', 'vertical-rl', 'vertical-lr'];
const directions = ['ltr', 'rtl'];
const flexDirections = ['row', 'row-reverse', 'column', 'column-reverse'];
const flexWraps = ['nowrap', 'wrap', 'wrap-reverse'];
for (let writingMode of writingModes) {
for (let direction of directions) {
for (let flexDirection of flexDirections) {
for (let flexWrap of flexWraps) {
let container = document.createElement('div');
container.className = 'container';
container.style.writingMode = writingMode;
container.style.direction = direction;
container.style.flexDirection = flexDirection;
container.style.flexWrap = flexWrap;
for (let i = 0; i < 3; i++) {
let item = document.createElement('div');
item.className = 'item';
item.textContent = (i+1);
container.appendChild(item);
}
let bias = writingMode == 'horizontal-tb';
if (flexWrap != 'nowrap') {
bias = !bias;
}
if (flexDirection == 'row' || flexDirection == 'row-reverse') {
bias = !bias;
}
container.setAttribute('data-expected-scroll-width', bias ? 130 : 370);
container.setAttribute('data-expected-scroll-height', bias ? 370 : 130);
document.body.appendChild(container);
}
}
}
}
</script>