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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 keyboard navigation with the Tree component.
-->
<head>
<meta charset="utf-8">
<title>Tree component test</title>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.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"));
function renderTree(props) {
const treeProps = Object.assign({},
TEST_TREE_INTERFACE,
{ onFocus: x => renderTree({ focused: x }) },
props
);
return ReactDOM.render(Tree(treeProps), window.document.body);
}
const tree = renderTree();
isAccessibleTree(tree);
TEST_TREE.expanded = new Set("ABCDEFGHIJKLMNO".split(""));
// UP ----------------------------------------------------------------------
info("Up to the previous sibling.");
renderTree({ focused: "L" });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowUp" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:true",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the UP, K should be focused.");
info("Up to the parent.");
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowUp" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:true",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the UP, E should be focused.");
info("Try and navigate up, past the first item.");
renderTree({ focused: "A" });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowUp" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:true",
"-B:false",
"--E:false",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the UP, A should be focused and we shouldn't have overflowed past it.");
// DOWN --------------------------------------------------------------------
info("Down to next sibling.");
renderTree({ focused: "K" });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowDown" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:false",
"---L:true",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the DOWN, L should be focused.");
info("Down to parent's next sibling.");
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowDown" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:false",
"---L:false",
"--F:true",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the DOWN, F should be focused.");
info("Try and go down past the last item.");
renderTree({ focused: "O" });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowDown" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:true",
], "After the DOWN, O should still be focused " +
"and we shouldn't have overflowed past it.");
// LEFT --------------------------------------------------------------------
info("Left to go to parent.");
renderTree({ focused: "L" });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowLeft" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:true",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the LEFT, E should be focused.");
info("Left to collapse children.");
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowLeft" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:true",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the LEFT, E's children should be collapsed.");
// RIGHT -------------------------------------------------------------------
info("Right to expand children.");
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowRight" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:true",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the RIGHT, E's children should be expanded again.");
info("Right on already expanded node.");
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowRight" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:true",
"---K:false",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the RIGHT on already expanded node, E should remain focused.");
info("Right when preventNavigationOnArrowRight is unset to go to next item.");
renderTree({ focused: "E", preventNavigationOnArrowRight: false });
Simulate.keyDown(document.querySelector(".tree"), { key: "ArrowRight" });
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:true",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After the RIGHT, K should be focused.");
// Check that keys are ignored if any modifier is present.
const keysWithModifier = [
{ key: "ArrowDown", altKey: true },
{ key: "ArrowDown", ctrlKey: true },
{ key: "ArrowDown", metaKey: true },
{ key: "ArrowDown", shiftKey: true },
];
await forceRender(tree);
for (const key of keysWithModifier) {
Simulate.keyDown(document.querySelector(".tree"), key);
await forceRender(tree);
isRenderedTree(document.body.textContent, [
"A:false",
"-B:false",
"--E:false",
"---K:true",
"---L:false",
"--F:false",
"--G:false",
"-C:false",
"--H:false",
"--I:false",
"-D:false",
"--J:false",
"M:false",
"-N:false",
"--O:false",
], "After DOWN + (alt|ctrl|meta|shift), K should remain focused.");
}
} catch (e) {
ok(false, "Got an error: " + DevToolsUtils.safeErrorString(e));
} finally {
SimpleTest.finish();
}
};
</script>
</pre>
</body>
</html>