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First functional tests for scrollbar-gutter #24554

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118 changes: 118 additions & 0 deletions css/css-overflow/scrollbar-gutter-001.html
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<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: test scrollbar-gutter: auto with classic scrollbars</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com"/>
<link rel="help" href="https://www.w3.org/TR/css-overflow-4/#scollbar-gutter-property"/>
<meta name="assert" content="Test scrollbar-gutter: auto with custom classic scrollbars">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>

.container {
scrollbar-gutter: auto;
writing-mode: horizontal-tb;
overflow-x: auto;
height: 200px;
width: 200px;
margin: 0px;
padding: 0px;
border: none;
background: deepskyblue;
}

.content {
height: 100%;
width: 100%;
background: lightsalmon;
}

/* ensure that we are using classic scrollbars */
.classic {
scrollbar-width: 20px;
scrollbar-color: hsla(0, 0%, 20%, 0.6) hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar {
width: 20px;
}
.classic::-webkit-scrollbar-track {
background-color: hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar-thumb {
background-color: hsla(0, 0%, 20%, 0.6);
border-radius: 10px;
}

/* overflow values */
.auto { overflow-y: auto; }
.scroll { overflow-y: scroll; }
.visible { overflow-y: visible; }
.hidden { overflow-y: hidden; }
.clip { overflow-y: clip; }

</style>
<script type="text/javascript">

function performTest() {
test(function() {
let container = document.getElementById('container_auto');
let content = document.getElementById('content_auto');
assert_equals(container.clientWidth, content.clientWidth, "visible/auto clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "visible/auto offsetWidth");
}, "Unexpected layout with overflow: auto and scrollbar-gutter: auto");

test(function() {
container = document.getElementById('container_scroll');
content = document.getElementById('content_scroll');
assert_equals(container.clientWidth, content.clientWidth, "scroll/auto clientWidth");
assert_not_equals(container.offsetWidth, content.offsetWidth, "scroll/auto offsetWidth");
}, "Unexpected layout with overflow: scroll and scrollbar-gutter: auto");

test(function() {
container = document.getElementById('container_visible');
content = document.getElementById('content_visible');
assert_equals(container.clientWidth, content.clientWidth, "visible/auto clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "visible/auto offsetWidth");
}, "Unexpected layout with overflow: visible and scrollbar-gutter: auto");

test(function() {
container = document.getElementById('container_hidden');
content = document.getElementById('content_hidden');
assert_equals(container.clientWidth, content.clientWidth, "hidden/auto clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "hidden/auto offsetWidth");
}, "Unexpected layout with overflow: hidden and scrollbar-gutter: auto");

test(function() {
container = document.getElementById('container_clip');
content = document.getElementById('content_clip');
assert_equals(container.clientWidth, content.clientWidth, "clip/auto clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "clip/auto offsetWidth");
}, "Unexpected layout with overflow: clip and scrollbar-gutter: auto");
}

</script>
<body onload="performTest()">

Test scrollbar-gutter: auto

<div class="container classic auto" id="container_auto">
<div class="content" id="content_auto">overflow-y: auto</div>
</div>

<div class="container classic scroll" id="container_scroll">
<div class="content" id="content_scroll">overflow-y: scroll</div>
</div>

<div class="container classic visible" id="container_visible">
<div class="content" id="content_visible">overflow-y: visible</div>
</div>

<div class="container classic hidden" id="container_hidden">
<div class="content" id="content_hidden">overflow-y: hidden</div>
</div>

<div class="container classic clip" id="container_clip">
<div class="content" id="content_clip">overflow-y: clip</div>
</div>

</body>
118 changes: 118 additions & 0 deletions css/css-overflow/scrollbar-gutter-002.html
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<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: test scrollbar-gutter: stable with classic scrollbars</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com"/>
<link rel="help" href="https://www.w3.org/TR/css-overflow-4/#scollbar-gutter-property"/>
<meta name="assert" content="Test scrollbar-gutter: stable with custom classic scrollbars">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>

.container {
scrollbar-gutter: stable;
writing-mode: horizontal-tb;
overflow-x: auto;
height: 200px;
width: 200px;
margin: 0px;
padding: 0px;
border: none;
background: deepskyblue;
}

.content {
height: 100%;
width: 100%;
background: lightsalmon;
}

/* ensure that we are using classic scrollbars */
.classic {
scrollbar-width: 20px;
scrollbar-color: hsla(0, 0%, 20%, 0.6) hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar {
width: 20px;
}
.classic::-webkit-scrollbar-track {
background-color: hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar-thumb {
background-color: hsla(0, 0%, 20%, 0.6);
border-radius: 10px;
}

/* overflow values */
.auto { overflow-y: auto; }
.scroll { overflow-y: scroll; }
.visible { overflow-y: visible; }
.hidden { overflow-y: hidden; }
.clip { overflow-y: clip; }

</style>
<script type="text/javascript">

function performTest() {
test(function() {
let container = document.getElementById('container_auto');
let content = document.getElementById('content_auto');
assert_equals(container.clientWidth, content.clientWidth, "auto/stable clientWidth");
assert_not_equals(container.offsetWidth, content.offsetWidth, "auto/stable offsetWidth");
}, "Unexpected layout with overflow: auto and scrollbar-gutter: stable");

test(function() {
container = document.getElementById('container_scroll');
content = document.getElementById('content_scroll');
assert_equals(container.clientWidth, content.clientWidth, "scroll/stable clientWidth");
assert_not_equals(container.offsetWidth, content.offsetWidth, "scroll/stable offsetWidth");
}, "Unexpected layout with overflow: scroll and scrollbar-gutter: stable");

test(function() {
container = document.getElementById('container_visible');
content = document.getElementById('content_visible');
assert_equals(container.clientWidth, content.clientWidth, "visible/stable clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "visible/stable offsetWidth");
}, "Unexpected layout with overflow: visible and scrollbar-gutter: stable");

test(function() {
container = document.getElementById('container_hidden');
content = document.getElementById('content_hidden');
assert_equals(container.clientWidth, content.clientWidth, "hidden/stable clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "hidden/stable offsetWidth");
}, "Unexpected layout with overflow: hidden and scrollbar-gutter: stable");

test(function() {
container = document.getElementById('container_clip');
content = document.getElementById('content_clip');
assert_equals(container.clientWidth, content.clientWidth, "clip/stable clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "clip/stable offsetWidth");
}, "Unexpected layout with overflow: clip and scrollbar-gutter: stable");
}

</script>
<body onload="performTest()">

Test scrollbar-gutter: stable

<div class="container classic auto" id="container_auto">
<div class="content" id="content_auto">overflow-y: auto</div>
</div>

<div class="container classic scroll" id="container_scroll">
<div class="content" id="content_scroll">overflow-y: scroll</div>
</div>

<div class="container classic visible" id="container_visible">
<div class="content" id="content_visible">overflow-y: visible</div>
</div>

<div class="container classic hidden" id="container_hidden">
<div class="content" id="content_hidden">overflow-y: hidden</div>
</div>

<div class="container classic clip" id="container_clip">
<div class="content" id="content_clip">overflow-y: clip</div>
</div>

</body>
118 changes: 118 additions & 0 deletions css/css-overflow/scrollbar-gutter-003.html
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<!doctype html>
<meta charset="utf-8">
<title>CSS Overflow: test scrollbar-gutter: always with classic scrollbars</title>
<link rel="author" title="Felipe Erias Morandeira" href="mailto:felipeerias@gmail.com"/>
<link rel="help" href="https://www.w3.org/TR/css-overflow-4/#scollbar-gutter-property"/>
<meta name="assert" content="Test scrollbar-gutter: always with custom classic scrollbars">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<style>

.container {
scrollbar-gutter: always;
writing-mode: horizontal-tb;
overflow-x: auto;
height: 200px;
width: 200px;
margin: 0px;
padding: 0px;
border: none;
background: deepskyblue;
}

.content {
height: 100%;
width: 100%;
background: lightsalmon;
}

/* ensure that we are using classic scrollbars */
.classic {
scrollbar-width: 20px;
scrollbar-color: hsla(0, 0%, 20%, 0.6) hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar {
width: 20px;
}
.classic::-webkit-scrollbar-track {
background-color: hsla(0, 0%, 40%, 0.3);
}
.classic::-webkit-scrollbar-thumb {
background-color: hsla(0, 0%, 20%, 0.6);
border-radius: 10px;
}

/* overflow values */
.auto { overflow-y: auto; }
.scroll { overflow-y: scroll; }
.visible { overflow-y: visible; }
.hidden { overflow-y: hidden; }
.clip { overflow-y: clip; }

</style>
<script type="text/javascript">

function performTest() {
test(function() {
let container = document.getElementById('container_auto');
let content = document.getElementById('content_auto');
assert_equals(container.clientWidth, content.clientWidth, "auto/always clientWidth");
assert_not_equals(container.offsetWidth, content.offsetWidth, "auto/always offsetWidth");
}, "Unexpected layout with overflow: auto and scrollbar-gutter: always");

test(function() {
container = document.getElementById('container_scroll');
content = document.getElementById('content_scroll');
assert_equals(container.clientWidth, content.clientWidth, "scroll/always clientWidth");
assert_not_equals(container.offsetWidth, content.offsetWidth, "scroll/always offsetWidth");
}, "Unexpected layout with overflow: scroll and scrollbar-gutter: always");

test(function() {
container = document.getElementById('container_visible');
content = document.getElementById('content_visible');
assert_equals(container.clientWidth, content.clientWidth, "visible/always clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "visible/always offsetWidth");
}, "Unexpected layout with overflow: visible and scrollbar-gutter: always");

test(function() {
container = document.getElementById('container_hidden');
content = document.getElementById('content_hidden');
assert_equals(container.clientWidth, content.clientWidth, "hidden/always clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "hidden/always offsetWidth");
}, "Unexpected layout with overflow: hidden and scrollbar-gutter: always");

test(function() {
container = document.getElementById('container_clip');
content = document.getElementById('content_clip');
assert_equals(container.clientWidth, content.clientWidth, "clip/always clientWidth");
assert_equals(container.offsetWidth, content.offsetWidth, "clip/always offsetWidth");
}, "Unexpected layout with overflow: clip and scrollbar-gutter: always");
}

</script>
<body onload="performTest()">

Test scrollbar-gutter: always

<div class="container classic auto" id="container_auto">
<div class="content" id="content_auto">overflow-y: auto</div>
</div>

<div class="container classic scroll" id="container_scroll">
<div class="content" id="content_scroll">overflow-y: scroll</div>
</div>

<div class="container classic visible" id="container_visible">
<div class="content" id="content_visible">overflow-y: visible</div>
</div>

<div class="container classic hidden" id="container_hidden">
<div class="content" id="content_hidden">overflow-y: hidden</div>
</div>

<div class="container classic clip" id="container_clip">
<div class="content" id="content_clip">overflow-y: clip</div>
</div>

</body>