/
scrollbar-width-002.html
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scrollbar-width-002.html
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<!doctype html>
<meta charset="utf-8">
<title>CSS Scrollbars: scrollbar-width with vertical text and horizontal scrollbar</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com" />
<link rel="help" href="https://www.w3.org/TR/css-scrollbars-1/" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>
/* Use scrollbar-gutter to reserve space for the scrollbar. */
.container {
scrollbar-gutter: stable;
overflow: auto;
height: 200px;
width: 200px;
margin: 1px;
padding: 0px;
border: none;
background: deepskyblue;
}
.content {
height: 100%;
width: 300px;
background: lightsalmon;
}
/* writing directions */
.vertical-lr {
writing-mode: vertical-lr;
}
.vertical-rl {
writing-mode: vertical-rl;
}
.container.auto {
scrollbar-width: auto;
}
.container.thin {
scrollbar-width: thin;
}
.container.none {
scrollbar-width: none;
}
</style>
<script type="text/javascript">
function performTest() {
setup({ explicit_done: true });
// vertical-lr
test(function () {
let container = document.getElementById('container_vlr_auto');
let content = document.getElementById('content_vlr_auto');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-lr auto scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-lr auto clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr auto clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-lr auto offsetHeight");
}, "vertical-lr, scrollbar-width auto");
test(function () {
let container = document.getElementById('container_vlr_thin');
let content = document.getElementById('content_vlr_thin');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-lr thin scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-lr thin clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr thin clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-lr thin offsetHeight");
}, "vertical-lr, scrollbar-width thin");
test(function () {
let auto_scrollbar_height =
document.getElementById('container_vlr_auto').offsetHeight -
document.getElementById('container_vlr_auto').clientHeight;
let thin_scrollbar_height =
document.getElementById('container_vlr_thin').offsetHeight -
document.getElementById('container_vlr_thin').clientHeight;
assert_less_than_equal(thin_scrollbar_height, auto_scrollbar_height, "vertical-lr, thin <= auto");
}, 'vertical-lr, scrollbar-width "thin" is same or thinner than "auto"');
test(function () {
let container = document.getElementById('container_vlr_none');
let content = document.getElementById('content_vlr_none');
assert_equals(container.scrollHeight, 200, "vertical-lr none scrollHeight");
assert_equals(container.clientHeight, 200, "vertical-lr none clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-lr none clientHeight");
assert_equals(container.offsetHeight, content.offsetHeight, "vertical-lr none offsetHeight");
}, "vertical-lr, scrollbar-width none");
// vertical-rl
test(function () {
let container = document.getElementById('container_vrl_auto');
let content = document.getElementById('content_vrl_auto');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-rl auto scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-rl auto clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl auto clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-rl auto offsetHeight");
}, "vertical-rl, scrollbar-width auto");
test(function () {
let container = document.getElementById('container_vrl_thin');
let content = document.getElementById('content_vrl_thin');
assert_less_than(container.scrollHeight, container.offsetHeight, "vertical-rl thin scrollHeight");
assert_less_than(container.clientHeight, container.offsetHeight, "vertical-rl thin clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl thin clientHeight");
assert_not_equals(container.offsetHeight, content.offsetHeight, "vertical-rl thin offsetHeight");
}, "vertical-rl, scrollbar-width thin");
test(function () {
let auto_scrollbar_height =
document.getElementById('container_vrl_auto').offsetHeight -
document.getElementById('container_vrl_auto').clientHeight;
let thin_scrollbar_height =
document.getElementById('container_vrl_thin').offsetHeight -
document.getElementById('container_vrl_thin').clientHeight;
assert_less_than_equal(thin_scrollbar_height, auto_scrollbar_height, "vertical-rl, thin <= auto");
}, 'vertical-rl, scrollbar-width "thin" is same or thinner than "auto"');
test(function () {
let container = document.getElementById('container_vrl_none');
let content = document.getElementById('content_vrl_none');
assert_equals(container.scrollHeight, 200, "vertical-rl none scrollHeight");
assert_equals(container.clientHeight, 200, "vertical-rl none clientHeight");
assert_equals(container.clientHeight, content.clientHeight, "vertical-rl none clientHeight");
assert_equals(container.offsetHeight, content.offsetHeight, "vertical-rl none offsetHeight");
}, "vertical-rl, scrollbar-width none");
done();
}
</script>
<body onload="performTest()">
Test scrollbar-width: horizontal scrollbar, vertical-lr direction
<div class="container vertical-lr auto" id="container_vlr_auto">
<div class="content" id="content_vlr_auto">auto</div>
</div>
<div class="container vertical-lr thin" id="container_vlr_thin">
<div class="content" id="content_vlr_thin">thin</div>
</div>
<div class="container vertical-lr none" id="container_vlr_none">
<div class="content" id="content_vlr_none">none</div>
</div>
Test scrollbar-width: horizontal scrollbar, vertical-rl direction
<div class="container vertical-rl auto" id="container_vrl_auto">
<div class="content" id="content_vrl_auto">auto</div>
</div>
<div class="container vertical-rl thin" id="container_vrl_thin">
<div class="content" id="content_vrl_thin">thin</div>
</div>
<div class="container vertical-rl none" id="container_vrl_none">
<div class="content" id="content_vrl_none">none</div>
</div>
</body>