зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1521604 Part 3: Add a test of parentFlexElement. r=dholbert
Differential Revision: https://phabricator.services.mozilla.com/D17433 --HG-- extra : moz-landing-system : lando
This commit is contained in:
Brad Werth
Родитель
81b95a3014
Коммит
4f7748eb5d
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@ -3,3 +3,4 @@
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[chrome/test_flex_item_rect.html]
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[chrome/test_flex_items.html]
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[chrome/test_flex_lines.html]
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[chrome/test_flex_parent.html]
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@ -0,0 +1,133 @@
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<!doctype html>
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<html id="nonitem0">
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<head>
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<meta charset="utf-8">
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<script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
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<style>
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.container {
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display: flex;
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background-color: grey;
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font: 14px sans-serif;
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height: 20px;
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}
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.lime { background: lime; }
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.yellow { background: yellow; }
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.orange { background: orange; }
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</style>
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<script>
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"use strict";
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SimpleTest.waitForExplicitFinish();
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function testFlexParentExpectedValues(values) {
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let expectedParent;
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if (values.parent) {
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expectedParent = document.getElementById(values.parent);
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}
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let item, itemLabel;
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if (values.id) {
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item = document.getElementById(values.id);
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itemLabel = values.id;
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} else {
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item = expectedParent.firstChild;
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itemLabel = "[text node]";
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}
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const actualParent = item.parentFlexElement;
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if (values.parent) {
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is(actualParent, expectedParent, "Item " + itemLabel + " should have a parent with id " + values.parent + ".");
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} else {
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is(actualParent, null, "Non-item " + itemLabel + " should not have a parent.");
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}
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}
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function testFlexParents() {
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let expectedValues = [
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// These items expect to have a flex parent.
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{ id: "item0", parent: "container0" },
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{ id: "item1", parent: "container1" },
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{ id: "item2", parent: "container2" },
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{ id: "item3", parent: "container3" },
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{ id: "item4", parent: "container4" },
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{ id: null /* choose the first child of the expected parent */, parent: "container5" },
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// These elements do NOT expect to have a flex parent.
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{ id: "nonitem0" },
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{ id: "nonitem1" },
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{ id: "nonitem2" },
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{ id: "nonitem3" },
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];
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for (let i = 0; i < expectedValues.length; ++i) {
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testFlexParentExpectedValues(expectedValues[i]);
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}
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}
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function runTests() {
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testFlexParents()
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SimpleTest.finish();
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}
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</script>
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</head>
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<body onLoad="runTests();">
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<!-- These items expect to have a flex parent. -->
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<div id="container0" class="container">
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<div id="item0" class="lime">first item</div>
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</div>
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<div id="container1" class="container">
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<div class="orange">first item</div>
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<div id="item1" class="lime">second item</div>
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</div>
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<div id="container2" class="container">
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<div style="display:contents">
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<div id="item2" class="lime">display-contents-child item</div>
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</div>
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</div>
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<div id="container3" class="container">
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A <span id="item3" class="lime">middle item</span> surrounded by anonymous text items</div>
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</div>
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<div id="container4" class="container">
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<div id="item4" style="display: table-cell">display: table-cell item</div>
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</div>
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<div id="container5" class="container">
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Text that gets wrapped in anonymous flex item
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</div>
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<!-- These elements do NOT expect to have a flex parent. -->
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<!-- nonitem0 is the root html element -->
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<div class="container">
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<div>
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<div id="nonitem1" class="yellow">child element of an item</div>
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</div>
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</div>
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<div class="container">
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<div>
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<div id="nonitem2" style="position: absolute" class="yellow">position: absolute element</div>
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</div>
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</div>
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<div class="container" style="position:relative">
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<div>
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<div id="nonitem3" style="position: absolute" class="yellow">
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position: absolute element, with flex as containing block
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</div>
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</div>
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</div>
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</body>
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</html>
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