Fix race conditions in test-http-upgrade-client2

test/simple/test-http-upgrade-client2.js

@@ -12,51 +12,55 @@ server.on('upgrade', function(req, socket, head) {
     socket.end();               
   });
 });
-server.listen(8000);
 
-var client = http.createClient(8000);
 
-function upgradeRequest(fn) {
-  var request = client.request('GET', '/', {
-    'Connection': 'Upgrade',
-    'Upgrade': 'Test'
-  });
-  
-  var wasUpgrade = false;
-  
-  function onUpgrade(res, socket, head) {
-    wasUpgrade = true;
+server.listen(common.PORT, function () {
+
+  var client = http.createClient(common.PORT);
+
+  function upgradeRequest(fn) {
+    var request = client.request('GET', '/', {
+      'Connection': 'Upgrade',
+      'Upgrade': 'Test'
+    });
     
-    client.removeListener('upgrade', onUpgrade);
-    socket.end();    
-  }
-  client.on('upgrade', onUpgrade);
-  
-  function onEnd() {
-    client.removeListener('end', onEnd);
-    if (!wasUpgrade) {
-      throw new Error('hasn\'t received upgrade event');
-    } else {      
-      fn && process.nextTick(fn);
+    var wasUpgrade = false;
+    
+    function onUpgrade(res, socket, head) {
+      wasUpgrade = true;
+      
+      client.removeListener('upgrade', onUpgrade);
+      socket.end();    
     }
+    client.on('upgrade', onUpgrade);
+    
+    function onEnd() {
+      client.removeListener('end', onEnd);
+      if (!wasUpgrade) {
+        throw new Error('hasn\'t received upgrade event');
+      } else {      
+        fn && process.nextTick(fn);
+      }
+    }
+    client.on('end', onEnd);
+    
+    request.write('head');
+
   }
-  client.on('end', onEnd);
-  
-  request.write('head');
 
-}
-
-successCount = 0;
-upgradeRequest(function() {
-  successCount++;  
+  successCount = 0;
   upgradeRequest(function() {
     successCount++;  
-    // Test pass
-    console.log('Pass!');
-    client.end();
-    client.destroy();
-    server.close();
+    upgradeRequest(function() {
+      successCount++;  
+      // Test pass
+      console.log('Pass!');
+      client.end();
+      client.destroy();
+      server.close();
+    });
   });
+
 });
 
 process.on('exit', function () {