fix(MongoBinaryDownloadUrl): getDownloadUrl: try "DOWNLOAD_URL" before getArchiveName

Author: hasezoey

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

@@ -34,9 +34,6 @@ export class MongoBinaryDownloadUrl {
    * Calls all the necessary functions to determine the URL
    */
   async getDownloadUrl(): Promise<string> {
-    const archive = await this.getArchiveName();
-    log(`Using "${archive}" as the Archive String`);
-
     const downloadUrl = resolveConfig(ResolveConfigVariables.DOWNLOAD_URL);
 
     if (downloadUrl) {
@@ -45,6 +42,9 @@ export class MongoBinaryDownloadUrl {
       return downloadUrl;
     }
 
+    const archive = await this.getArchiveName();
+    log(`Using "${archive}" as the Archive String`);
+
     const mirror =
       resolveConfig(ResolveConfigVariables.DOWNLOAD_MIRROR) ?? 'https://fastdl.mongodb.org';
     log(`Using "${mirror}" as the mirror`);