MathMasterHTML/playwright.config.js at main · TeacherEvan/MathMasterHTML · GitHub

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/** @ts-check */
import { defineConfig, devices } from "@playwright/test";

// Chromium-only launch hardening. chrome-headless-shell segfaults intermittently
// (signal 11 SEGV_MAPERR) on some kernels; the full Chromium in new headless mode
// (channel: "chromium") is the documented stable workaround. Scoped to chromium
// projects only — the webkit project (iphone-13 / Device "iPhone 13") must NOT
// inherit channel: "chromium" (Playwright throws
// "Unsupported webkit channel \"chromium\"").
const chromiumLaunch = {
  launchOptions: {
    args: ["--disable-dev-shm-usage"],
  },
  channel: "chromium",
};

const cliArgs = process.argv.slice(2).join(" ");
const shouldSerializeLocalIphonePerfLane =
  !process.env.CI &&
  cliArgs.includes("iphone-13") &&
  cliArgs.includes("perf-scenarios.spec.js");
const shouldSerializeFocusedMobileA11yLane =
  !process.env.CI &&
  cliArgs.includes("game-mobile-layout.ultranarrow.spec.js") &&
  cliArgs.includes("startup-preload.spec.js");

/**
 * MathMaster Playwright Configuration
 * @see https://playwright.dev/docs/test-configuration
 */
export default defineConfig({
  testDir: "./tests",
  // Keep Playwright focused on browser E2E specs.
  // Unit/integration suites under these folders use Jest-style mocks and APIs.
  testIgnore: ["**/unit/**", "**/integration/**", "**/performance/**"],
  outputDir: "test-results/default",
  /* 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,
  preserveOutput: "failures-only",
  /* Retry on CI only */
  retries: process.env.CI ? 2 : 0,
  /* Opt out of parallel tests on CI. */
  workers:
    process.env.CI ||
    shouldSerializeLocalIphonePerfLane ||
    shouldSerializeFocusedMobileA11yLane
      ? 1
      : undefined,
  /* Reporter to use. See https://playwright.dev/docs/test-reporters */
  reporter: [
    ["html", { outputFolder: "playwright-report" }],
    ["json", { outputFile: "test-results.json" }],
  ],
  /* 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: "http://localhost:8000",
    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
    trace: "on-first-retry",
    /* Take screenshot on failure */
    screenshot: "only-on-failure",
    /* Enable test hooks for debugging */
    testIdAttribute: "data-testid",
  },

  /* Configure projects for major browsers */
  projects: [
    {
      name: "chromium",
      use: { ...devices["Desktop Chrome"], ...chromiumLaunch },
    },
    {
      name: "iphone-13",
      use: {
        ...devices["iPhone 13"],
        viewport: { width: 844, height: 390 },
        screen: { width: 844, height: 390 },
      },
    },
    {
      name: "pixel-7",
      use: { ...devices["Pixel 7"], ...chromiumLaunch },
    },
  ],

  /* Run your local dev server before starting the tests */
  webServer: {
    command: "npm run start",
    url: "http://localhost:8000",
    reuseExistingServer: !process.env.CI,
    timeout: 120 * 1000,
  },

  /* Timeout settings */
  timeout: 30000,
  expect: {
    timeout: 5000,
  },

  /* Global test setup */
  globalSetup: "./tests/global-setup.js",

  /* Snapshot settings */
  snapshotDir: "./tests/snapshots",
  snapshotPathTemplate: "{snapshotDir}/{testFilePath}/{arg}{ext}",
});