playwright.config.js

// @ts-check
const { defineConfig, devices } = require("@playwright/test");

const baseURL = "http://localhost:8000";

/**
 * @see https://playwright.dev/docs/test-configuration
 */
module.exports = defineConfig({
  testDir: "./tests",

  /* Run tests within 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 ? 2 : 0,

  /* Opt out of parallel tests on CI. */
  workers: process.env.CI ? 1 : undefined,

  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
  reporter: process.env.CI ? "dot" : "list",

  /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
  use: {
    /* Base URL to use in actions like `await page.goto('/')`. */
    baseURL,

    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
    trace: "on-first-retry",
  },

  timeout: 10_000,

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

  webServer: {
    command: "npm run quiet-server",
    url: baseURL,
    reuseExistingServer: !process.env.CI,
  },
});