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Test Info:
- Manifest: dom/flex/test/chrome.toml
<!doctype html>
<html id="nonitem0">
<head>
<meta charset="utf-8">
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<style>
.container {
display: flex;
background-color: grey;
font: 14px sans-serif;
height: 20px;
}
.lime { background: lime; }
.yellow { background: yellow; }
.orange { background: orange; }
</style>
<script>
"use strict";
SimpleTest.waitForExplicitFinish();
function testFlexParentExpectedValues(values) {
let expectedParent;
if (values.parent) {
expectedParent = document.getElementById(values.parent);
}
let item, itemLabel;
if (values.id) {
item = document.getElementById(values.id);
itemLabel = values.id;
} else {
item = expectedParent.firstChild;
itemLabel = "[text node]";
}
const actualParent = item.parentFlexElement;
if (values.parent) {
is(actualParent, expectedParent, "Item " + itemLabel + " should have a parent with id " + values.parent + ".");
} else {
is(actualParent, null, "Non-item " + itemLabel + " should not have a parent.");
}
}
function testFlexParents() {
let expectedValues = [
// These items expect to have a flex parent.
{ id: "item0", parent: "container0" },
{ id: "item1", parent: "container1" },
{ id: "item2", parent: "container2" },
{ id: "item3", parent: "container3" },
{ id: "item4", parent: "container4" },
{ id: null /* choose the first child of the expected parent */, parent: "container5" },
// These elements do NOT expect to have a flex parent.
{ id: "nonitem0" },
{ id: "nonitem1" },
{ id: "nonitem2" },
{ id: "nonitem3" },
];
for (let i = 0; i < expectedValues.length; ++i) {
testFlexParentExpectedValues(expectedValues[i]);
}
}
function runTests() {
testFlexParents();
SimpleTest.finish();
}
</script>
</head>
<body onLoad="runTests();">
<!-- These items expect to have a flex parent. -->
<div id="container0" class="container">
<div id="item0" class="lime">first item</div>
</div>
<div id="container1" class="container">
<div class="orange">first item</div>
<div id="item1" class="lime">second item</div>
</div>
<div id="container2" class="container">
<div style="display:contents">
<div id="item2" class="lime">display-contents-child item</div>
</div>
</div>
<div id="container3" class="container">
A <span id="item3" class="lime">middle item</span> surrounded by anonymous text items</div>
</div>
<div id="container4" class="container">
<div id="item4" style="display: table-cell">display: table-cell item</div>
</div>
<div id="container5" class="container">
Text that gets wrapped in anonymous flex item
</div>
<!-- These elements do NOT expect to have a flex parent. -->
<!-- nonitem0 is the root html element -->
<div class="container">
<div>
<div id="nonitem1" class="yellow">child element of an item</div>
</div>
</div>
<div class="container">
<div>
<div id="nonitem2" style="position: absolute" class="yellow">position: absolute element</div>
</div>
</div>
<div class="container" style="position:relative">
<div>
<div id="nonitem3" style="position: absolute" class="yellow">
position: absolute element, with flex as containing block
</div>
</div>
</div>
</body>
</html>