fix(MongoBinaryDownloadUrl): support macos arm64 to x64 archive translation

Author: hasezoey

packages/mongodb-memory-server-core/src/util/MongoBinaryDownloadUrl.ts

@@ -112,6 +112,11 @@ export class MongoBinaryDownloadUrl {
       name = `mongodb-macos`; // somehow these files are not listed in https://www.mongodb.org/dl/osx
     }
 
+    if (this.arch === 'arm64') {
+      log('getArchiveNameOsx: Arch is "arm64", using x64 binary');
+      this.arch = 'x86_64';
+    }
+
     name += `-${this.arch}`;
     name += `-${this.version}.tgz`;
 

packages/mongodb-memory-server-core/src/util/__tests__/MongoBinaryDownloadUrl.test.ts

@@ -52,6 +52,17 @@ describe('MongoBinaryDownloadUrl', () => {
           'https://fastdl.mongodb.org/osx/mongodb-osx-x86_64-3.0.0.tgz'
         );
       });
+
+      it('arm64 should use the x64 binary', async () => {
+        const du = new MongoBinaryDownloadUrl({
+          platform: 'darwin',
+          arch: 'arm64',
+          version: '4.4.0',
+        });
+        expect(await du.getDownloadUrl()).toBe(
+          'https://fastdl.mongodb.org/osx/mongodb-macos-x86_64-4.4.0.tgz'
+        );
+      });
     });
 
     describe('for linux', () => {