1 files changed, 61 insertions, 0 deletions
diff --git a/remote/test/puppeteer/packages/browsers/src/detectPlatform.ts b/remote/test/puppeteer/packages/browsers/src/detectPlatform.ts
new file mode 100644
index 0000000000..fed8c2e2ea
--- /dev/null
+++ b/remote/test/puppeteer/packages/browsers/src/detectPlatform.ts
@@ -0,0 +1,61 @@
+/**
+ * Copyright 2023 Google Inc. All rights reserved.
+ *
+ * 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 os from 'os';
+
+import {BrowserPlatform} from './browser-data/browser-data.js';
+
+/**
+ * @public
+ */
+export function detectBrowserPlatform(): BrowserPlatform | undefined {
+  const platform = os.platform();
+  switch (platform) {
+    case 'darwin':
+      return os.arch() === 'arm64'
+        ? BrowserPlatform.MAC_ARM
+        : BrowserPlatform.MAC;
+    case 'linux':
+      return BrowserPlatform.LINUX;
+    case 'win32':
+      return os.arch() === 'x64' ||
+        // Windows 11 for ARM supports x64 emulation
+        (os.arch() === 'arm64' && isWindows11(os.release()))
+        ? BrowserPlatform.WIN64
+        : BrowserPlatform.WIN32;
+    default:
+      return undefined;
+  }
+}
+
+/**
+ * Windows 11 is identified by the version 10.0.22000 or greater
+ * @internal
+ */
+function isWindows11(version: string): boolean {
+  const parts = version.split('.');
+  if (parts.length > 2) {
+    const major = parseInt(parts[0] as string, 10);
+    const minor = parseInt(parts[1] as string, 10);
+    const patch = parseInt(parts[2] as string, 10);
+    return (
+      major > 10 ||
+      (major === 10 && minor > 0) ||
+      (major === 10 && minor === 0 && patch >= 22000)
+    );
+  }
+  return false;
+}