chrome-extensions-samples/functional-samples/tutorial.puppeteer/index.test.js

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JavaScript
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// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// eslint-disable-next-line no-undef
const puppeteer = require('puppeteer');
const EXTENSION_PATH = '../../api-samples/history/showHistory';
const EXTENSION_ID = 'jkomgjfbbjocikdmilgaehbfpllalmia';
let browser;
beforeEach(async () => {
browser = await puppeteer.launch({
// Set to 'new' to hide Chrome if running as part of an automated build.
headless: false,
args: [
`--disable-extensions-except=${EXTENSION_PATH}`,
`--load-extension=${EXTENSION_PATH}`
]
});
});
afterEach(async () => {
await browser.close();
browser = undefined;
});
test('one history item is visible', async () => {
const page = await browser.newPage();
await page.goto(`chrome-extension://${EXTENSION_ID}/popup.html`);
const list = await page.$('ul');
const children = await list.$$('li');
expect(children.length).toBe(1);
});