test: fix API test flakiness (#30657)

apps/meteor/packages/rocketchat-mongo-config/server/index.js

@@ -34,20 +34,19 @@ if (Object.keys(mongoConnectionOptions).length > 0) {
 
 process.env.HTTP_FORWARDED_COUNT = process.env.HTTP_FORWARDED_COUNT || '1';
 
-// Send emails to a "fake" stream instead of print them in console in case MAIL_URL or SMTP is not configured
-if (process.env.NODE_ENV !== 'development') {
-	const { sendAsync } = Email;
+// Just print to logs if in TEST_MODE due to a bug in Meteor 2.5: TypeError: Cannot read property '_syncSendMail' of null
+if (process.env.TEST_MODE === 'true') {
+	Email.sendAsync = function _sendAsync(options) {
+		console.log('Email.sendAsync', options);
+	};
+} else if (process.env.NODE_ENV !== 'development') {
+	// Send emails to a "fake" stream instead of print them in console in case MAIL_URL or SMTP is not configured
 	const stream = new PassThrough();
 	stream.on('data', () => {});
 	stream.on('end', () => {});
-	Email.sendAsync = function _sendAsync(options) {
-		return sendAsync.call(this, { stream, ...options });
-	};
-}
 
-// Just print to logs if in TEST_MODE due to a bug in Meteor 2.5: TypeError: Cannot read property '_syncSendMail' of null
-if (process.env.TEST_MODE === 'true') {
+	const { sendAsync } = Email;
 	Email.sendAsync = function _sendAsync(options) {
-		console.log('Email.sendAsync', options);
+		return sendAsync.call(this, { stream, ...options });
 	};
 }

apps/meteor/server/lib/dataExport/uploadZipFile.ts

@@ -1,5 +1,5 @@
 import { createReadStream } from 'fs';
-import { open, stat } from 'fs/promises';
+import { stat } from 'fs/promises';
 
 import type { IUser } from '@rocket.chat/core-typings';
 import { Users } from '@rocket.chat/models';
@@ -28,9 +28,7 @@ export const uploadZipFile = async (filePath: string, userId: IUser['_id'], expo
 		name: newFileName,
 	};
 
-	const { fd } = await open(filePath);
-
-	const stream = createReadStream('', { fd }); // @todo once upgrades to Node.js v16.x, use createReadStream from fs.promises.open
+	const stream = createReadStream(filePath);
 
 	const userDataStore = FileUpload.getStore('UserDataFiles');