playwright/test/pause.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 { folio } from './fixtures';
import { ProgressController } from '../lib/server/progress';

const extended = folio.extend<{
  recorderFrame: () => Promise<any>,
  recorderClick: (selector: string) => Promise<void>
}>();

extended.browserOptions.override(async ({browserOptions}, runTest) => {
  await runTest({
    ...browserOptions,
    headless: false,
  });
});

extended.recorderFrame.init(async ({context, toImpl}, runTest) => {
  await runTest(async () => {
    while (!toImpl(context).recorderAppForTest)
      await new Promise(f => setTimeout(f, 100));
    return toImpl(context).recorderAppForTest._page.mainFrame();
  });
});

extended.recorderClick.init(async ({ recorderFrame }, runTest) => {
  await runTest(async (selector: string) => {
    const frame = await recorderFrame();
    frame.click(new ProgressController(), selector, {});
  });
});

const {it, expect, describe} = extended.build();

describe('pause', (suite, { mode }) => {
  suite.skip(mode !== 'default');
}, () => {
  it('should pause and resume the script', async ({ page, recorderClick }) => {
    await Promise.all([
      page.pause(),
      recorderClick('[title=Resume]')
    ]);
  });

  it('should resume from console', async ({page}) => {
    await Promise.all([
      page.pause(),
      page.waitForFunction(() => (window as any).playwright && (window as any).playwright.resume).then(() => {
        return page.evaluate('window.playwright.resume()');
      })
    ]);
  });

  it('should pause through a navigation', async ({page, server, recorderClick}) => {
    let resolved = false;
    const resumePromise = page.pause().then(() => resolved = true);
    expect(resolved).toBe(false);
    await page.goto(server.EMPTY_PAGE);
    await recorderClick('[title=Resume]');
    await resumePromise;
    expect(resolved).toBe(true);
  });

  it('should pause after a navigation', async ({page, server, recorderClick}) => {
    await page.goto(server.EMPTY_PAGE);
    await Promise.all([
      page.pause(),
      recorderClick('[title=Resume]')
    ]);
  });
});