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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
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<!-- This Source Code Form is subject to the terms of the Mozilla Public
- License, v. 2.0. If a copy of the MPL was not distributed with this
- file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
<!DOCTYPE HTML>
<html>
<!--
Test that when an item in the Tree component is expanded or collapsed the appropriate event handler fires.
-->
<head>
<meta charset="utf-8">
<title>Tree component test</title>
<script type="application/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
<link rel="stylesheet" href="chrome://devtools/skin/light-theme.css" type="text/css">
</head>
<body>
<pre id="test">
<script src="head.js" type="application/javascript;version=1.8"></script>
<script type="application/javascript;version=1.8">
window.onload = Task.async(function* () {
try {
const ReactDOM = browserRequire("devtools/client/shared/vendor/react-dom");
const React = browserRequire("devtools/client/shared/vendor/react");
const { Simulate } = React.addons.TestUtils;
const Tree = React.createFactory(browserRequire("devtools/client/shared/components/tree"));
let numberOfExpands = 0;
let lastExpandedItem = null;
let numberOfCollapses = 0;
let lastCollapsedItem = null;
const tree = ReactDOM.render(Tree(Object.assign({}, TEST_TREE_INTERFACE, {
autoExpandDepth: 0,
onExpand: item => {
lastExpandedItem = item;
numberOfExpands++;
TEST_TREE.expanded.add(item);
},
onCollapse: item => {
lastCollapsedItem = item;
numberOfCollapses++;
TEST_TREE.expanded.delete(item);
},
onFocus: item => setProps(tree, { focused: item }),
})), window.document.body);
yield setProps(tree, {
focused: "A"
});
is(lastExpandedItem, null);
is(lastCollapsedItem, null);
// Expand "A" via the keyboard and then let the component re-render.
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowRight" });
yield forceRender(tree);
is(lastExpandedItem, "A", "Our onExpand callback should have been fired.");
is(numberOfExpands, 1);
// Now collapse "A" via the keyboard and then let the component re-render.
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowLeft" });
yield forceRender(tree);
is(lastCollapsedItem, "A", "Our onCollapsed callback should have been fired.");
is(numberOfCollapses, 1);
} catch(e) {
ok(false, "Got an error: " + DevToolsUtils.safeErrorString(e));
} finally {
SimpleTest.finish();
}
});
</script>
</pre>
</body>
</html>