GettingAheadOfOneself - fixing flaky tests

There was a race between sending the last progress message and returning from the hub method and the server does not serve the progress message if the method has already completed. Sleeping after reporting progress "fixes" the race.

Author: moozzyk

test/signalrclient-testhost/Connections/HubConnection.cs

@@ -64,18 +64,20 @@ public async Task InvokeWithProgress(IProgress<int> progress)
         {
             for (int i = 0; i < 5; i++)
             {
-                await Task.Delay(10);
                 progress.Report(i);
+                await Task.Delay(10);
             }
         }
 
         public async Task<string> InvokeWithProgress(string jobName, IProgress<int> progress)
         {
             for (int i = 0; i < 5; i++)
             {
-                await Task.Delay(10);
                 progress.Report(i);
+                await Task.Delay(10);
+
             }
+
             return string.Format("{0} done!", jobName);
         }
     }