Bug 1298008 Part 4: Add a web-platform test of getBoxQuads on block and flex boxes with auto margins. r=dholbert

MozReview-Commit-ID: Hrw3rt1Lohq

--HG--
extra : rebase_source : 6ba7334ce24ce230865c2cf316448450dec56ec1
This commit is contained in:
Brad Werth 2018-03-28 14:46:11 -07:00
parent e5a53e119f
commit a770aabfa2
2 changed files with 61 additions and 0 deletions

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@ -531066,6 +531072,10 @@
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<!DOCTYPE html>
<html>
<head>
<title>CSSOM View - getBoxQuads() returns proper border and margin boxes for block and flex</title>
<link rel="help" href="https://drafts.csswg.org/cssom-view/#the-geometryutils-interface">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
.container {
width: 100px;
height: 50px;
background-color: gray;
}
span {
display: block;
background: gold;
height: 4px;
width: 14px;
margin: auto;
padding: 0px;
border: 3px solid blue;
}
</style>
</head>
<body>
<div class="container">
<span id="block-block"></span>
</div>
<div class="container" style="display:flex">
<span id="flex-block"></span>
</div>
<script>
test(function() {
let bb = document.getElementById("block-block");
assert_equals(bb.getBoxQuads({box: "border"})[0].bounds.width, 20, "Block layout border box is expected width.");
assert_equals(bb.getBoxQuads({box: "margin"})[0].bounds.width, 100, "Block layout margin box is expected width.");
// For containers that expand items to fill block-axis space, measure the box heights also.
let fb = document.getElementById("flex-block");
assert_equals(fb.getBoxQuads({box: "border"})[0].bounds.width, 20, "Flex layout border box is expected width.");
assert_equals(fb.getBoxQuads({box: "margin"})[0].bounds.width, 100, "Flex layout margin box is expected width.");
assert_equals(fb.getBoxQuads({box: "border"})[0].bounds.height, 10, "Flex layout border box is expected height.");
assert_equals(fb.getBoxQuads({box: "margin"})[0].bounds.height, 50, "Flex layout margin box is expected height.");
});
</script>
</body>
</html>