playwright/tests/library/firefox/launcher.spec.ts

/**
 * Copyright (c) Microsoft Corporation.
 *
 * 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
 *
 * http://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.
 */

import { playwrightTest as it, expect } from '../../config/browserTest';

it('should pass firefox user preferences', async ({ browserType }) => {
  const browser = await browserType.launch({
    firefoxUserPrefs: {
      'network.proxy.type': 1,
      'network.proxy.http': '127.0.0.1',
      'network.proxy.http_port': 3333,
    }
  });
  const page = await browser.newPage();
  const error = await page.goto('http://example.com').catch(e => e);
  expect(error.message).toContain('NS_ERROR_PROXY_CONNECTION_REFUSED');
  await browser.close();
});