updated: use playwright instead of wdio

Author: GianlucaGuarini

.github/workflows/test.yml

@@ -24,6 +24,9 @@ jobs:
       - run: |
           npm run lint
           npm test
+      - name: Install Playwright Browsers
+        if: ${{ success() && github.event_name != 'pull_request' && matrix.node-version == '20.x' }}
+        run: npx playwright install --with-deps
       - name: Runtime test
         if: ${{ success() && github.event_name != 'pull_request' && matrix.node-version == '20.x' }}
         run: |

.gitignore

@@ -73,3 +73,7 @@ pids
 .nyc_output/
 .reify-cache/
 stats.html
+/test-results/
+/playwright-report/
+/blob-report/
+/playwright/.cache/

package-lock.json

@@ -30,7 +30,7 @@
     "build": "rollup -c build/rollup.node.config.js && rollup -c build/rollup.browser.config.js && rollup -c build/rollup.essential.config.js",
     "postest": "npm run cov-html",
     "test-types": "tsc -p test",
-    "test-runtime": "start-server-and-test serve 3000  wdio run ./wdio.conf.js",
+    "test-runtime": "playwright test",
     "test-commonjs": "c8 mocha 'test/**/*.spec.cjs'",
     "test": "c8 mocha 'test/**/*.spec.js' && npm run test-types",
     "debug": "mocha --inspect --inspect-brk 'test/**/*.spec.js'",
@@ -51,16 +51,13 @@
   "devDependencies": {
     "@babel/core": "^7.23.9",
     "@babel/preset-env": "^7.23.9",
+    "@playwright/test": "^1.41.2",
     "@riotjs/dom-bindings": "^9.0.4",
     "@riotjs/prettier-config": "^1.1.0",
     "@rollup/plugin-alias": "^5.1.0",
     "@rollup/plugin-commonjs": "^25.0.7",
     "@rollup/plugin-json": "^6.1.0",
     "@rollup/plugin-node-resolve": "^15.2.3",
-    "@wdio/cli": "^8.32.3",
-    "@wdio/local-runner": "^8.32.3",
-    "@wdio/mocha-framework": "^8.32.3",
-    "@wdio/spec-reporter": "^8.32.2",
     "acorn": "^8.11.3",
     "c8": "^9.1.0",
     "chai": "^5.1.0",

package.json

@@ -0,0 +1,79 @@
+// @ts-check
+import { defineConfig, devices } from '@playwright/test'
+
+/**
+ * Read environment variables from file.
+ * https://github.com/motdotla/dotenv
+ */
+// require('dotenv').config();
+
+/**
+ * @see https://playwright.dev/docs/test-configuration
+ */
+export default defineConfig({
+  testDir: './test/',
+  testMatch: '*.e2e.js',
+  /* 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 ? 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: 'html',
+  /* 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://127.0.0.1:3000',
+
+    /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
+    trace: 'on-first-retry',
+  },
+
+  /* Configure projects for major browsers */
+  projects: [
+    {
+      name: 'chromium',
+      use: { ...devices['Desktop Chrome'] },
+    },
+
+    {
+      name: 'firefox',
+      use: { ...devices['Desktop Firefox'] },
+    },
+
+    {
+      name: 'webkit',
+      use: { ...devices['Desktop Safari'] },
+    },
+
+    /* Test against mobile viewports. */
+    // {
+    //   name: 'Mobile Chrome',
+    //   use: { ...devices['Pixel 5'] },
+    // },
+    // {
+    //   name: 'Mobile Safari',
+    //   use: { ...devices['iPhone 12'] },
+    // },
+
+    /* Test against branded browsers. */
+    // {
+    //   name: 'Microsoft Edge',
+    //   use: { ...devices['Desktop Edge'], channel: 'msedge' },
+    // },
+    // {
+    //   name: 'Google Chrome',
+    //   use: { ...devices['Desktop Chrome'], channel: 'chrome' },
+    // },
+  ],
+
+  /* Run your local dev server before starting the tests */
+  webServer: {
+    command: 'npx serve',
+    url: 'http://127.0.0.1:3000',
+    reuseExistingServer: !process.env.CI,
+  },
+})

playwright.config.js

@@ -1,14 +1,8 @@
-import { browser, expect } from '@wdio/globals'
+import { test, expect } from '@playwright/test'
 
-describe('Run the mocha tests', function () {
-  it('All the mocha tests passed', async () => {
-    await browser.url('http://localhost:3000/test/e2e.runtime.html')
-    await browser.waitUntil(async () =>
-      browser.execute(() => typeof window.testFailures === 'number'),
-    )
-    const testFailures = await browser.execute(() => window.testFailures)
+test('All the mocha tests passed', async ({ page }) => {
+  await page.goto('http://localhost:3000/test/e2e.runtime.html')
+  const testFailures = await page.evaluate('window.testFailures')
 
-    expect(testFailures).toBe(0)
-    expect(true).toBe(true)
-  })
+  expect(testFailures).toBe(0)
 })