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<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-overflow-3/#scrollable">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/129">
<style>
scrollable-container {
display: block;
width: 100px;
height: 100px;
overflow: scroll;
padding: 10px 5px;
line-height: 0;
}
scrollable-container > div {
position: relative;
writing-mode: horizontal-tb;
direction: ltr;
outline: solid red 2px;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
<body onload="checkLayout('scrollable-container')">
<!--
All of these tests have a child which contributes to the "alignment rectangle" ("infow-bounds" in Blink).
However doesn't directly contribute to the scrollable-overflow as it is relative-positioned before the
"scroll origin" edge(s).
All of these tests have an inline/block end margin (wrt. the parent writing-mode + direction).
-->
<!-- HTB + LTR -->
<div style="writing-mode: horizontal-tb; direction: ltr;">
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px; display: inline-block;"></div>
</scrollable-container>
<!-- For this specific case collapsed-margins affect the size of the alignment rectangle. -->
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; margin-bottom: 100px; top: -1000px;">
<div style="height: 200px; margin-bottom: -50px;"></div>
</div>
</scrollable-container>
</div>
<!-- HTB + RTL -->
<div style="writing-mode: horizontal-tb; direction: rtl;">
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; margin-bottom: 100px; top: -1000px;">
<div style="height: 200px; margin-bottom: -50px;"></div>
</div>
</scrollable-container>
</div>
<!-- VRL + LTR -->
<div style="writing-mode: vertical-rl; direction: ltr;">
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="height: 0; margin-left: 100px; right: -1000px;">
<div style="width: 200px; margin-left: -50px;"></div>
</div>
</scrollable-container>
</div>
<!-- VRL + RTL -->
<div style="writing-mode: vertical-rl; direction: rtl;">
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-top: 50px; bottom: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-left: 50px; right: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-top: 50px; bottom: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="height: 0; margin-left: 100px; right: -1000px;">
<div style="width: 200px; margin-left: -50px;"></div>
</div>
</scrollable-container>
</div>
<!-- VLR + LTR -->
<div style="writing-mode: vertical-lr; direction: ltr;">
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-bottom: 50px; top: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="height: 0; margin-right: 100px; left: -1000px;">
<div style="width: 200px; margin-right: -50px;"></div>
</div>
</scrollable-container>
</div>
<!-- VLR + RTL -->
<div style="writing-mode: vertical-rl; direction: rtl;">
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-top: 50px; bottom: -1000px;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="width: 200px; height: 0; margin-right: 50px; left: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-height="270">
<div style="width: 0; height: 200px; margin-top: 50px; bottom: -1000px; display: inline-block;"></div>
</scrollable-container>
<scrollable-container data-expected-scroll-width="260">
<div style="height: 0; margin-right: 100px; left: -1000px;">
<div style="width: 200px; margin-right: -50px;"></div>
</div>
</scrollable-container>
</div>
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