fix: ci

Author: snitin315

test/server/Server.test.js

@@ -136,13 +136,10 @@ describe('Server', () => {
       compiler = webpack(config);
     });
 
-    afterEach((done) => {
-      server.close(done);
-    });
-
     it('should listen and not throw error', (done) => {
       const options = {
         host: 'localhost',
+        port,
       };
 
       server = new Server(compiler, options);
@@ -158,7 +155,7 @@ describe('Server', () => {
 
       server = new Server(compiler, options);
 
-      expect(() => server.listen(port)).not.toThrowError();
+      expect(() => server.listen(port + 1)).not.toThrowError();
       server.close(done);
     });