blog-versions/playwright.config.ts

import { defineConfig, devices } from '@playwright/test';

/**
 * See https://playwright.dev/docs/test-configuration.
 */
export default defineConfig({
  testDir: './e2e',
  /* Run tests in files in parallel */
  fullyParallel: true,
  /* Fail the build on CI if you accidentally left test.only in the source code. */
  forbidOnly: !!process.env.CI,
  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
  reporter: 'line',
  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
  use: {
    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
    trace: 'on-first-retry',

    animations: 'disabled',
    colorScheme: 'light',

    launchOptions: {
      executablePath: process.env.PLAYWRIGHT_CHROMIUM_PATH,
    },
  },

  expect: {
    toHaveScreenshot: {
      maxDiffPixels: 50,
    },
  },

  /* Configure projects for Chrome */
  projects: [
    {
      name: 'chromium',
      use: { ...devices['Desktop Chrome'] },
    },
  ],

  /* Run your local dev server before starting the tests */
  webServer: {
    command: `python3 -m http.server 8081 --directory ${process.env.blogWithRelativeLinks}`,
    url: 'http://localhost:8081',
    reuseExistingServer: !process.env.CI,
  }
});