mirror of
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223 lines
8.3 KiB
TypeScript
223 lines
8.3 KiB
TypeScript
/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { contextTest as test, expect } from '../config/browserTest';
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import fs from 'fs';
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test.skip(({ mode }) => mode !== 'default');
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const ranges = [
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'name_test_case_539-manual.html',
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'name_test_case_721-manual.html',
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];
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for (let range = 0; range <= ranges.length; range++) {
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test('wpt accname #' + range, async ({ page, asset, server, browserName }) => {
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const skipped = [
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// Spec clearly says to only use control's value when embedded in a label (step 2C).
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'name_heading-combobox-focusable-alternative-manual.html',
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// This test expects ::before + title + ::after, which is neither 2F nor 2I.
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'name_test_case_659-manual.html',
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// This test expects ::before + title + ::after, which is neither 2F nor 2I.
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'name_test_case_660-manual.html',
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];
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if (browserName === 'firefox') {
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// This test contains the following style:
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// [data-after]:after { content: attr(data-after); }
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// In firefox, content is returned as "attr(data-after)"
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// instead of being resolved to the actual value.
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skipped.push('name_test_case_553-manual.html');
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}
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await page.addInitScript(() => {
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const self = window as any;
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self.setup = () => {};
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self.ATTAcomm = class {
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constructor(data) {
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self.steps = [];
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for (const step of data.steps) {
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if (!step.test.ATK)
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continue;
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for (const atk of step.test.ATK) {
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if (atk[0] !== 'property' || atk[1] !== 'name' || atk[2] !== 'is' || typeof atk[3] !== 'string')
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continue;
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self.steps.push({ selector: '#' + step.element, name: atk[3] });
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}
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}
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}
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};
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});
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const testDir = asset('wpt/accname');
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const testFiles = fs.readdirSync(testDir, { withFileTypes: true }).filter(e => e.isFile() && e.name.endsWith('.html')).map(e => e.name);
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for (const testFile of testFiles) {
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if (skipped.includes(testFile))
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continue;
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const included = (range === 0 || testFile >= ranges[range - 1]) && (range === ranges.length || testFile < ranges[range]);
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if (!included)
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continue;
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await test.step(testFile, async () => {
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await page.goto(server.PREFIX + `/wpt/accname/` + testFile);
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// Use $eval to force injected script.
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const result = await page.$eval('body', () => {
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const result = [];
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for (const step of (window as any).steps) {
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const element = document.querySelector(step.selector);
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if (!element)
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throw new Error(`Unable to resolve "${step.selector}"`);
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const received = (window as any).__injectedScript.getElementAccessibleName(element);
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result.push({ selector: step.selector, expected: step.name, received });
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}
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return result;
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});
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for (const { selector, expected, received } of result)
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expect.soft(received, `checking "${selector}" in ${testFile}`).toBe(expected);
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});
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}
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});
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}
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test('axe-core implicit-role', async ({ page, asset, server }) => {
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await page.goto(server.EMPTY_PAGE);
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const testCases = require(asset('axe-core/implicit-role'));
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for (const testCase of testCases) {
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await test.step(`checking ${JSON.stringify(testCase)}`, async () => {
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await page.setContent(`
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<body>
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${testCase.html}
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</body>
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`);
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// Use $eval to force injected script.
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const received = await page.$eval('body', (_, selector) => {
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const element = document.querySelector(selector);
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if (!element)
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throw new Error(`Unable to resolve "${selector}"`);
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return (window as any).__injectedScript.getAriaRole(element);
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}, testCase.target);
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expect.soft(received, `checking ${JSON.stringify(testCase)}`).toBe(testCase.role);
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});
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}
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});
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test('axe-core accessible-text', async ({ page, asset, server }) => {
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await page.goto(server.EMPTY_PAGE);
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const testCases = require(asset('axe-core/accessible-text'));
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for (const testCase of testCases) {
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await test.step(`checking ${JSON.stringify(testCase)}`, async () => {
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await page.setContent(`
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<body>
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${testCase.html}
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</body>
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<script>
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for (const template of document.querySelectorAll("template[shadow]")) {
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const shadowRoot = template.parentElement.attachShadow({ mode: 'open' });
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shadowRoot.appendChild(template.content);
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template.remove();
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}
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</script>
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`);
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// Use $eval to force injected script.
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const targets = toArray(testCase.target);
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const expected = toArray(testCase.accessibleText);
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const received = await page.$eval('body', (_, selectors) => {
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return selectors.map(selector => {
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const injected = (window as any).__injectedScript;
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const element = injected.querySelector(injected.parseSelector('css=' + selector), document, false);
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if (!element)
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throw new Error(`Unable to resolve "${selector}"`);
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return injected.getElementAccessibleName(element);
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});
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}, targets);
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expect.soft(received, `checking ${JSON.stringify(testCase)}`).toEqual(expected);
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});
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}
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});
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test('accessible name with slots', async ({ page }) => {
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// Text "foo" is assigned to the slot, should not be used twice.
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await page.setContent(`
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<button><div>foo</div></button>
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<script>
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(() => {
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const container = document.querySelector('div');
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const shadow = container.attachShadow({ mode: 'open' });
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const slot = document.createElement('slot');
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shadow.appendChild(slot);
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})();
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</script>
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`);
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const name1 = await page.$eval('button', e => (window as any).__injectedScript.getElementAccessibleName(e));
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expect.soft(name1).toBe('foo');
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// Text "foo" is assigned to the slot, should be used instead of slot content.
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await page.setContent(`
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<div>foo</div>
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<script>
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(() => {
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const container = document.querySelector('div');
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const shadow = container.attachShadow({ mode: 'open' });
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const button = document.createElement('button');
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shadow.appendChild(button);
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const slot = document.createElement('slot');
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button.appendChild(slot);
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const span = document.createElement('span');
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span.textContent = 'pre';
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slot.appendChild(span);
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})();
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</script>
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`);
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const name2 = await page.$eval('button', e => (window as any).__injectedScript.getElementAccessibleName(e));
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expect.soft(name2).toBe('foo');
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// Nothing is assigned to the slot, should use slot content.
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await page.setContent(`
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<div></div>
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<script>
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(() => {
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const container = document.querySelector('div');
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const shadow = container.attachShadow({ mode: 'open' });
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const button = document.createElement('button');
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shadow.appendChild(button);
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const slot = document.createElement('slot');
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button.appendChild(slot);
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const span = document.createElement('span');
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span.textContent = 'pre';
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slot.appendChild(span);
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})();
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</script>
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`);
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const name3 = await page.$eval('button', e => (window as any).__injectedScript.getElementAccessibleName(e));
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expect.soft(name3).toBe('pre');
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});
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test('accessible name nested treeitem', async ({ page }) => {
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await page.setContent(`
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<div role=treeitem id=target>
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<span>Top-level</span>
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<div role=group>
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<div role=treeitem><span>Nested 1</span></div>
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<div role=treeitem><span>Nested 2</span></div>
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</div>
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</div>
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`);
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const name = await page.$eval('#target', e => (window as any).__injectedScript.getElementAccessibleName(e));
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expect.soft(name).toBe('Top-level');
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});
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function toArray(x: any): any[] {
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return Array.isArray(x) ? x : [x];
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}
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