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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 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"></script>
<script type="application/javascript">
'use strict'
window.onload = async function () {
try {
const ReactDOM = browserRequire("devtools/client/shared/vendor/react-dom");
const { createFactory } = browserRequire("devtools/client/shared/vendor/react");
const { Simulate } = browserRequire("devtools/client/shared/vendor/react-dom-test-utils");
const Tree = createFactory(browserRequire("devtools/client/shared/components/VirtualizedTree"));
let numberOfExpands = 0;
let lastExpandedItem = null;
let numberOfCollapses = 0;
let lastCollapsedItem = null;
function renderTree(props) {
const treeProps = 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 => renderTree({ focused: item })
},
props
);
return ReactDOM.render(Tree(treeProps), window.document.body);
}
const tree = renderTree({ 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" });
await 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" });
await 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>
|
