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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Include test fixture.
GEN_INCLUDE([
'testing/assert_additions.js',
'testing/common_e2e_test_base.js',
'testing/snippets.js',
]);
/**
* Test fixture for automation_util.js.
*/
AccessibilityExtensionAutomationUtilE2ETest = class extends CommonE2ETestBase {
/** @override */
async setUpDeferred() {
await super.setUpDeferred();
globalThis.Dir = constants.Dir;
globalThis.RoleType = chrome.automation.RoleType;
/** Filters nodes not rooted by desktop. */
function filterNonDesktopRoot(node) {
return node.root.role !== RoleType.DESKTOP;
}
globalThis.getNonDesktopAncestors = function(node) {
return AutomationUtil.getAncestors(node).filter(filterNonDesktopRoot);
};
globalThis.getNonDesktopUniqueAncestors = function(node1, node2) {
return AutomationUtil.getUniqueAncestors(node1, node2)
.filter(filterNonDesktopRoot);
};
}
basicDoc() {
return `
<p><a href='#'></a>hello</p>
<h1><ul><li>a</ul><div role="group"><button></button></div></h1>
`;
}
secondDoc() {
return `
<html>
<head><title>Second doc</title></head>
<body><div>Second</div></body>
</html>
`;
}
iframeDoc() {
return `
<html>
<head><title>Second doc</title></head>
<body>
<iframe src="data:text/html,<p>Inside</p>"></iframe>
</body>
</html>
`;
}
};
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'GetAncestors',
async function() {
let current = await this.runWithLoadedTree(this.basicDoc());
let expectedLength = 1;
while (current) {
const ancestors = getNonDesktopAncestors(current);
assertEquals(expectedLength++, ancestors.length);
current = current.firstChild;
}
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'GetFirstAncestorWithRole',
async function() {
const root = await this.runWithLoadedTree(`
<div tabindex="0" aria-label="x">
<div tabindex="0" aria-label="y">
<p>
<button>Hello world</div>
</p>
</div>
</div>`);
const buttonNode = root.firstChild.firstChild.firstChild;
const containerNode = AutomationUtil.getFirstAncestorWithRole(
buttonNode, RoleType.GENERIC_CONTAINER);
assertEquals(containerNode.name, 'y');
const parentContainerNode = AutomationUtil.getFirstAncestorWithRole(
containerNode, RoleType.GENERIC_CONTAINER);
assertEquals(parentContainerNode.name, 'x');
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'GetUniqueAncestors',
async function() {
const root = await this.runWithLoadedTree(this.basicDoc());
let leftmost = root;
let rightmost = root;
while (leftmost.firstChild) {
leftmost = leftmost.firstChild;
}
while (rightmost.lastChild) {
rightmost = rightmost.lastChild;
}
const leftAncestors = getNonDesktopAncestors(leftmost);
const rightAncestors = getNonDesktopAncestors(rightmost);
assertEquals(RoleType.LINK, leftmost.role);
assertEquals(RoleType.BUTTON, rightmost.role);
assertEquals(
1, AutomationUtil.getDivergence(leftAncestors, rightAncestors));
assertEquals(
-1, AutomationUtil.getDivergence(leftAncestors, leftAncestors));
const uniqueAncestorsLeft =
getNonDesktopUniqueAncestors(rightmost, leftmost);
const uniqueAncestorsRight =
getNonDesktopUniqueAncestors(leftmost, rightmost);
assertEquals(2, uniqueAncestorsLeft.length);
assertEquals(RoleType.PARAGRAPH, uniqueAncestorsLeft[0].role);
assertEquals(RoleType.LINK, uniqueAncestorsLeft[1].role);
assertEquals(3, uniqueAncestorsRight.length);
assertEquals(RoleType.HEADING, uniqueAncestorsRight[0].role);
assertEquals(RoleType.GROUP, uniqueAncestorsRight[1].role);
assertEquals(RoleType.BUTTON, uniqueAncestorsRight[2].role);
assertEquals(1, getNonDesktopUniqueAncestors(leftmost, leftmost).length);
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'GetDirection',
async function() {
const root = await this.runWithLoadedTree(this.basicDoc());
let left = root;
let right = root;
// Same node.
assertEquals(Dir.FORWARD, AutomationUtil.getDirection(left, right));
// Ancestry.
left = left.firstChild;
// Upward movement is backward (in dfs).
assertEquals(Dir.BACKWARD, AutomationUtil.getDirection(left, right));
// Downward movement is forward.
assertEquals(Dir.FORWARD, AutomationUtil.getDirection(right, left));
// Ordered.
right = right.lastChild;
assertEquals(Dir.BACKWARD, AutomationUtil.getDirection(right, left));
assertEquals(Dir.FORWARD, AutomationUtil.getDirection(left, right));
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'VisitContainer',
async function() {
const r = await this.runWithLoadedTree(toolbarDoc());
const pred = function(n) {
return n.role !== 'rootWebArea';
};
const toolbar = AutomationUtil.findNextNode(r, 'forward', pred);
assertEquals('toolbar', toolbar.role);
const back = AutomationUtil.findNextNode(toolbar, 'forward', pred);
assertEquals('Back', back.name);
assertEquals(
toolbar, AutomationUtil.findNextNode(back, 'backward', pred));
const forward = AutomationUtil.findNextNode(back, 'forward', pred);
assertEquals('Forward', forward.name);
assertEquals(
back, AutomationUtil.findNextNode(forward, 'backward', pred));
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'HitTest', async function() {
const r = await this.runWithLoadedTree(headingDoc);
const [h1, h2, a] = r.findAll({role: 'inlineTextBox'});
assertEquals(h1, AutomationUtil.hitTest(r, RectUtil.center(h1.location)));
assertEquals(
h1, AutomationUtil.hitTest(r, RectUtil.center(h1.parent.location)));
assertEquals(
h1.parent.parent,
AutomationUtil.hitTest(
r, RectUtil.center(h1.parent.parent.location)));
assertEquals(a, AutomationUtil.hitTest(r, RectUtil.center(a.location)));
assertEquals(
a, AutomationUtil.hitTest(r, RectUtil.center(a.parent.location)));
assertEquals(
a.parent.parent,
AutomationUtil.hitTest(r, RectUtil.center(a.parent.parent.location)));
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'FindLastNodeSimple',
async function() {
const r = await this.runWithLoadedTree(
`<p aria-label=" "><div tabindex="0" aria-label="x"></div></p>`);
assertEquals(
'x',
AutomationUtil
.findLastNode(r, n => n.role === RoleType.GENERIC_CONTAINER)
.name);
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'FindLastNodeNonLeaf',
async function() {
const r = await this.runWithLoadedTree(`
<div role="button" aria-label="outer">
<div role="heading" aria-label="inner">
</div>
</div>
`);
assertEquals(
'outer',
AutomationUtil.findLastNode(r, n => n.role === RoleType.BUTTON).name);
});
AX_TEST_F(
'AccessibilityExtensionAutomationUtilE2ETest', 'FindLastNodeLeaf',
async function() {
const r = await this.runWithLoadedTree(`
<p>start</p>
<div aria-label="outer"><div tabindex="0" aria-label="inner"></div></div>
<p>end</p>
`);
assertEquals(
'inner',
AutomationUtil
.findLastNode(r, n => n.role === RoleType.GENERIC_CONTAINER)
.name);
});
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