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This patch adds support for the `react` selector engine that allows selecting DOM elements based on the component name. > **NOTE**: in case of multi-root components (React.Fragment), `react` engine will select all root DOM elements. > **NOTE**: `react` engine supports react v15+. References #7189
61 lines
2.4 KiB
TypeScript
61 lines
2.4 KiB
TypeScript
/**
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* Copyright 2018 Google Inc. All rights reserved.
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* Modifications 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 { test as it, expect } from './pageTest';
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const reacts = {
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'react15': '/reading-list/react15.html',
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'react16': '/reading-list/react16.html',
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'react17': '/reading-list/react17.html',
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};
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for (const [name, url] of Object.entries(reacts)) {
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it.describe(name, () => {
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it.beforeEach(async ({page, server}) => {
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await page.goto(server.PREFIX + url);
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});
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it('should work with single-root elements', async ({page}) => {
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expect(await page.$$eval(`react=BookList`, els => els.length)).toBe(1);
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expect(await page.$$eval(`react=BookItem`, els => els.length)).toBe(3);
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expect(await page.$$eval(`react=BookList >> react=BookItem`, els => els.length)).toBe(3);
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expect(await page.$$eval(`react=BookItem >> react=BookList`, els => els.length)).toBe(0);
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});
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it('should work with multi-root elements (fragments)', async ({page}) => {
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it.skip(name === 'react15', 'React 15 does not support fragments');
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expect(await page.$$eval(`react=App`, els => els.length)).toBe(5);
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expect(await page.$$eval(`react=AppHeader`, els => els.length)).toBe(2);
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expect(await page.$$eval(`react=NewBook`, els => els.length)).toBe(2);
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});
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it('should not crash when there is no match', async ({page}) => {
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expect(await page.$$eval(`react=Apps`, els => els.length)).toBe(0);
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expect(await page.$$eval(`react=BookLi`, els => els.length)).toBe(0);
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});
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it('should compose', async ({page}) => {
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expect(await page.$eval(`react=NewBook >> react=button`, el => el.textContent)).toBe('new book');
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expect(await page.$eval(`react=NewBook >> react=input`, el => el.tagName)).toBe('INPUT');
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expect(await page.$eval(`react=BookItem >> text=Gatsby`, el => el.textContent)).toBe('The Great Gatsby');
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});
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});
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}
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