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<!DOCTYPE HTML>
<html>
<!--
Test that the Tree Map correctly renders onto 2 managed canvases.
-->
<head>
<meta charset="utf-8">
<title>Tree component test</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
<script type="application/javascript"
src="chrome://devtools/content/shared/vendor/d3.js">
</script>
</head>
<body>
<!-- Give the container height so that the whole tree is rendered. -->
<div id="container" style="height: 900px;"></div>
<pre id="test">
<script src="head.js" type="application/javascript"></script>
<script type="application/javascript">
"use strict";
window.onload = async function() {
try {
const container = document.getElementById("container");
await renderComponent(TreeMap(TEST_TREE_MAP_PROPS), container);
const treeMapContainer = container.querySelector(".tree-map-container");
ok(treeMapContainer, "Component creates a container");
const canvases = treeMapContainer.querySelectorAll("canvas");
is(canvases.length, 2, "Creates 2 canvases");
} catch (e) {
ok(false, "Got an error: " + DevToolsUtils.safeErrorString(e));
} finally {
SimpleTest.finish();
}
};
</script>
</pre>
</body>
</html>
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