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grid-container-margin-border-padding-scrollbar-001.html
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grid-container-margin-border-padding-scrollbar-001.html
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<!DOCTYPE html>
<html>
<head>
<title>CSS Grid: grid container's size includes border, padding and scrollbar.</title>
<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com"/>
<link rel="help" href="https://drafts.csswg.org/css-grid/#intrinsic-sizes"/>
<link rel="help" href="https://drafts.csswg.org/css-grid-1/#overflow"/>
<meta name="assert" content="This test checks that grid container size includes border, padding and scrollbar; ignoring margin as expected."/>
<link rel="issue" href="https://crbug.com/532032"/>
<link href="/css/support/grid.css" rel="stylesheet"/>
<link href="/css/support/width-keyword-classes.css" rel="stylesheet">
<link href="/css/support/height-keyword-classes.css" rel="stylesheet">
<style>
.margin {
margin: 10px;
}
.border {
border: 5px solid black;
}
.padding {
padding: 20px;
}
.scroll {
overflow: scroll;
}
.item {
width: 100px;
height: 100px;
background: lime;
}
</style>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/check-layout-th.js"></script>
</head>
<body>
<div class="grid min-content" data-expected-width="100" data-expected-height="100">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin" data-expected-width="100" data-expected-height="100">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content border" data-expected-width="110" data-expected-height="110">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content padding" data-expected-width="140" data-expected-height="140">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content scroll" data-test-width-without-scrollbar="100" data-test-height-without-scrollbar="100">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin border" data-expected-width="110" data-expected-height="110">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin padding" data-expected-width="140" data-expected-height="140">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin scroll" data-test-width-without-scrollbar="100" data-test-height-without-scrollbar="100">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content border padding" data-expected-width="150" data-expected-height="150">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content border scroll" data-test-width-without-scrollbar="110" data-test-height-without-scrollbar="110">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content padding scroll" data-test-width-without-scrollbar="140" data-test-height-without-scrollbar="140">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin border padding" data-expected-width="150" data-expected-height="150">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin border scroll" data-test-width-without-scrollbar="110" data-test-height-without-scrollbar="110">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin padding scroll" data-test-width-without-scrollbar="140" data-test-height-without-scrollbar="140">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content border padding scroll" data-test-width-without-scrollbar="150" data-test-height-without-scrollbar="150">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<div class="grid min-content margin border padding scroll" data-test-width-without-scrollbar="150" data-test-height-without-scrollbar="150">
<div class="item" data-expected-width="100" data-expected-height="100"></div>
</div>
<!-- This div is only for measuring scrollbar size -->
<div id="measure" style="overflow: scroll;">
<div style="min-height: 300px;"></div>
</div>
<script>
var measure = document.getElementById('measure');
var scrollbarWidth = measure.offsetWidth - measure.clientWidth;
var scrollbarHeight = measure.offsetHeight - measure.clientHeight;
// Here are the data-test-width-without-scrollbar (and height) attributes of all
// elements that have the "scroll" class. Things that contribute to the expected
// sizes are:
//
// - width:
// padding{Left,Right}, border{Left,Right}, element width and its scrollbarWidth.
//
// - height:
// padding{Top,Bottom}, border{Top, Bottom}, element width and its scrollbarHeight.
//
// The data-expected-width (and height) attributes are dynamically set to the elements
// so that we can ensure the scrollbar sizes are calculated in an engine-agnostic way.
var elements = document.getElementsByClassName("scroll");
for (var i = 0; i < elements.length; i++) {
const expectedWidth = parseInt(elements[i].getAttribute("data-test-width-without-scrollbar"));
const expectedHeight = parseInt(elements[i].getAttribute("data-test-height-without-scrollbar"));
elements[i].setAttribute("data-expected-width", expectedWidth + scrollbarWidth);
elements[i].setAttribute("data-expected-height", expectedHeight + scrollbarHeight);
}
checkLayout('.grid');
</script>
</body>
</html>