playwright.config.ts

import type { PlaywrightTestConfig } from '@playwright/test';
import { devices } from '@playwright/test';

/**
 * See https://playwright.dev/docs/test-configuration.
 */
const config: PlaywrightTestConfig = {
  testDir: './e2e/tests',
  /* Transpiles app files */
  globalSetup: './playwright.setup.ts',
  /* Maximum time one test can run for. */
  timeout: 30 * 1000,
  expect: {
    /**
     * Maximum time expect() should wait for the condition to be met.
     * For example in `await expect(locator).toHaveText();`
     */
    timeout: 5 * 1000,
    toMatchSnapshot: {
      maxDiffPixelRatio: 0.02,
    },
  },
  testMatch: '*.spec.ts',
  /* 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,
  /* Retry on CI only */
  retries: process.env.CI ? 1 : 0,
  /* Opt out of parallel tests on CI. */
  workers: process.env.CI ? 1 : undefined,
  /* Do not update snapshot on CI */
  updateSnapshots: process.env.CI ? 'none' : 'missing',
  /* Configure snapshot names to be the same across platforms for CI */
  snapshotPathTemplate: '{testDir}/{testFilePath}-snapshots/{arg}{ext}',
  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
  reporter: [
    ['list'],
    ['html', { outputFolder: './e2e/test-report', open: 'on-failure' }],
    ['json', { outputFile: './e2e/test-results/test-results.json' }],
  ],
  outputDir: './e2e/test-results',
  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
  use: {
    /* Maximum time each action such as `click()` can take. Defaults to 0 (no limit). */
    actionTimeout: 0,
    /* Base URL to use in actions like `await page.goto('/')`. */
    baseURL: 'http://localhost:8080',

    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
    trace: 'retain-on-failure',
    video: process.env.CI ? 'retain-on-failure' : 'on',
    screenshot: process.env.CI ? 'only-on-failure' : 'on',
    viewport: { width: 900, height: 700 },
  },

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

  /* Run your local dev server before starting the tests */
  webServer: [
    {
      command: 'npm run local-server',
      port: 8080,
    },
  ],
};

export default config;