first steps frontend testing with playwright (#17)

Author: oblomov-dev

.github/workflows/playwright.yml

@@ -0,0 +1,29 @@
+name: Playwright Tests
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+jobs:
+  test:
+    timeout-minutes: 60
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-node@v4
+      with:
+        node-version: lts/*
+    - name: Install dependencies
+      run: npm ci
+      run: npm run clone
+      run: npm run unit
+    - name: Install Playwright Browsers
+      run: npx playwright install --with-deps
+    - name: Run Playwright tests
+      run: npx playwright test
+    - uses: actions/upload-artifact@v4
+      if: always()
+      with:
+        name: playwright-report
+        path: playwright-report/
+        retention-days: 30

.gitignore

@@ -4,4 +4,8 @@ abap2UI5
 abap2UI5-samples
 output
 src
-build
+build
+/test-results/
+/playwright-report/
+/blob-report/
+/playwright/.cache/

package-lock.json

@@ -26,16 +26,21 @@
   "homepage": "https://github.com/abap2UI5/abap2UI5-web#readme",
   "devDependencies": {
     "@abaplint/cli": "^2.110.2",
-    "@abaplint/runtime": "^2.8.27",
     "@abaplint/database-sqlite": "^2.8.25",
-    "express": "^4.19.2",
+    "@abaplint/runtime": "^2.8.27",
     "@abaplint/transpiler-cli": "^2.8.27",
+    "@playwright/test": "^1.47.0",
+    "@types/node": "^22.5.4",
     "buffer": "^6.0.3",
-    "web-encoding": "^1.1.5",
     "copy-webpack-plugin": "^12.0.2",
+    "express": "^4.19.2",
     "html-webpack-plugin": "^5.6.0",
     "path-browserify": "^1.0.1",
+    "web-encoding": "^1.1.5",
     "webpack-cli": "^5.1.4",
     "webpack-dev-server": "^5.0.4"
+  },
+  "dependencies": {
+    "playwright": "^1.47.0"
   }
 }

package.json

@@ -0,0 +1,79 @@
+// @ts-check
+const { defineConfig, devices } = require('@playwright/test');
+
+/**
+ * Read environment variables from file.
+ * https://github.com/motdotla/dotenv
+ */
+// require('dotenv').config({ path: path.resolve(__dirname, '.env') });
+
+/**
+ * @see https://playwright.dev/docs/test-configuration
+ */
+module.exports = defineConfig({
+  testDir: './tests',
+  /* 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://localhost: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: 'npm run express',
+     url: 'http://localhost:3000',
+     reuseExistingServer: !process.env.CI,
+   },
+});
+