fix: ci

Author: snitin315

test/server/Server.test.js

@@ -184,13 +184,14 @@ describe('Server', () => {
 
       server = new Server(compiler, options);
 
-      expect(() => server.listen(port + 1)).not.toThrowError();
+      expect(() => server.listen(9000)).not.toThrowError();
       server.close(done);
     });
 
     it('should throw an error', (done) => {
       const options = {
         host: '192.160.21.34',
+        port,
       };
 
       server = new Server(compiler, options);