Merge pull request #1659 from alexanderkyte/stringbuilder-referencesource

[mono.git] / mcs / class / corlib / Test / System.Threading / ThreadPoolTest.cs

diff --git a/mcs/class/corlib/Test/System.Threading/ThreadPoolTest.cs b/mcs/class/corlib/Test/System.Threading/ThreadPoolTest.cs
index 88803e5c2d53e3e8f275677bf695629cfa299843..3f1d2950424d695d25f65e545650caabf698e08a 100644 (file)
--- a/mcs/class/corlib/Test/System.Threading/ThreadPoolTest.cs
+++ b/mcs/class/corlib/Test/System.Threading/ThreadPoolTest.cs
@@ -61,6 +61,24 @@ namespace MonoTests.System.Threading
                        }
                }
 
+               [Test]
+               public void QueueUserWorkItem ()
+               {
+                       int n = 100000;
+                       int total = 0, sum = 0;
+                       for (int i = 0; i < n; ++i) {
+                               if (i % 2 == 0)
+                                       ThreadPool.QueueUserWorkItem (_ => { Interlocked.Decrement (ref sum); Interlocked.Increment (ref total); });
+                               else
+                                       ThreadPool.QueueUserWorkItem (_ => { Interlocked.Increment (ref sum); Interlocked.Increment (ref total); });
+                       }
+                       var start = DateTime.Now;
+                       while ((total != n || sum != 0) && (DateTime.Now - start).TotalSeconds < 60)
+                               Thread.Sleep (1000);
+                       Assert.IsTrue (total == n, "#1");
+                       Assert.IsTrue (sum   == 0, "#2");
+               }
+
 #if NET_4_0
                event WaitCallback e;