chore: get rid of 'electron-to-chromium' dependency (#28826)

package-lock.json

@@ -45,7 +45,6 @@
         "cross-env": "^7.0.3",
         "dotenv": "^16.0.0",
         "electron": "19.0.11",
-        "electron-to-chromium": "^1.4.212",
         "enquirer": "^2.3.6",
         "esbuild": "^0.18.11",
         "eslint": "^8.55.0",

package.json

@@ -83,7 +83,6 @@
     "cross-env": "^7.0.3",
     "dotenv": "^16.0.0",
     "electron": "19.0.11",
-    "electron-to-chromium": "^1.4.212",
     "enquirer": "^2.3.6",
     "esbuild": "^0.18.11",
     "eslint": "^8.55.0",

tests/electron/electron-print-chromium-version.js

@@ -0,0 +1,2 @@
+console.log(process.versions['chrome'])
+process.exit(0);

tests/electron/electronTest.ts

@@ -21,8 +21,6 @@ import type { PageTestFixtures, PageWorkerFixtures } from '../page/pageTestApi';
 import type { TraceViewerFixtures } from '../config/traceViewerFixtures';
 import { traceViewerFixtures } from '../config/traceViewerFixtures';
 export { expect } from '@playwright/test';
-import e2c from 'electron-to-chromium';
-import { assert } from '../../packages/playwright-core/lib/utils/debug';
 
 type ElectronTestFixtures = PageTestFixtures & {
   electronApp: ElectronApplication;
@@ -30,13 +28,9 @@ type ElectronTestFixtures = PageTestFixtures & {
   newWindow: () => Promise<Page>;
 };
 
-const electronVersion = require('electron/package.json').version;
-const chromiumVersion = e2c.fullVersions[electronVersion];
-assert(chromiumVersion, `Chromium version for Electron version ${electronVersion} is not found.`);
-
 export const electronTest = baseTest.extend<TraceViewerFixtures>(traceViewerFixtures).extend<ElectronTestFixtures, PageWorkerFixtures>({
-  browserVersion: [chromiumVersion, { scope: 'worker' }],
-  browserMajorVersion: [Number(chromiumVersion.split('.')[0]), { scope: 'worker' }],
+  browserVersion: [({}, use) => use(process.env.ELECTRON_CHROMIUM_VERSION), { scope: 'worker' }],
+  browserMajorVersion: [({}, use) =>  use(Number(process.env.ELECTRON_CHROMIUM_VERSION.split('.')[0])), { scope: 'worker' }],
   isAndroid: [false, { scope: 'worker' }],
   isElectron: [true, { scope: 'worker' }],
   isWebView2: [false, { scope: 'worker' }],

tests/electron/globalSetup.ts

@@ -0,0 +1,28 @@
+/**
+ * Copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import assert from 'assert';
+import { spawnAsync } from '../../packages/playwright-core/lib/utils/spawnAsync';
+
+export default async () => {
+  const result = await spawnAsync('npx', ['electron', require.resolve('./electron-print-chromium-version.js')], {
+    shell: true,
+  });
+  const chromiumVersion = result.stdout.trim();
+  assert(result.code === 0);
+  assert(chromiumVersion.length > 0);
+  process.env.ELECTRON_CHROMIUM_VERSION = chromiumVersion;
+};

tests/electron/playwright.config.ts

@@ -38,6 +38,7 @@ const config: Config<CoverageWorkerOptions & PlaywrightWorkerOptions & Playwrigh
     ['json', { outputFile: path.join(outputDir, 'report.json') }],
   ] : 'line',
   projects: [],
+  globalSetup: './globalSetup.ts'
 };
 
 const metadata = {