add playwright test for testing dev mode too

Author: dario-piotrowicz

examples/api/package.json

@@ -11,6 +11,7 @@
     "dev:worker": "wrangler dev --port 8770",
     "preview:worker": "pnpm build:worker && pnpm dev:worker",
     "e2e": "playwright test",
+    "e2e:dev": "playwright test -c playwright.dev.config.ts",
     "cf-typegen": "wrangler types --env-interface CloudflareEnv"
   },
   "dependencies": {

examples/api/playwright.dev.config.ts

@@ -0,0 +1,80 @@
+import { defineConfig, devices } from "@playwright/test";
+
+declare var process: { env: Record<string, string> };
+
+/**
+ * Read environment variables from file.
+ * https://github.com/motdotla/dotenv
+ */
+// import dotenv from 'dotenv';
+// dotenv.config({ path: path.resolve(__dirname, '.env') });
+
+/**
+ * See https://playwright.dev/docs/test-configuration.
+ */
+export default defineConfig({
+  testDir: "./e2e-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:3333",
+
+    /* 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: "pnpm dev --port 3333",
+    url: "http://localhost:3333",
+    reuseExistingServer: !process.env.CI,
+  },
+});

package.json

@@ -11,6 +11,7 @@
     "prettier:fix": "prettier --write .",
     "postinstall": "pnpm --filter cloudflare build",
     "install-playwright": "playwright install --with-deps",
-    "e2e": "pnpm -r e2e"
+    "e2e": "pnpm -r e2e",
+    "e2e:dev": "pnpm -r e2e:dev"
   }
 }