mono/tests/appdomain-threadpool-unload.cs

   1
   2 using System;
   3 using System.Linq;
   4 using System.Threading;
   5
   6 class Driver
   7 {
   8         class ThreadPoolLauncherObject
   9         {
  10                 public volatile int i = 0;
  11
  12                 public ThreadPoolLauncherObject ()
  13                 {
  14                         ThreadPool.QueueUserWorkItem (_ => { for (int i = 0; i < 10 * 1000 * 1000; ++i); }, null);
  15                 }
  16         }
  17
  18         public static void Main ()
  19         {
  20                 int count = 0;
  21                 object o = new object ();
  22
  23                 foreach (var i in
  24                         Enumerable.Range (0, 100)
  25                                 .AsParallel ().WithDegreeOfParallelism (Environment.ProcessorCount)
  26                                 .Select (i => {
  27                                         AppDomain ad;
  28
  29                                         ad = AppDomain.CreateDomain ("testdomain" + i);
  30                                         ad.CreateInstance (typeof (ThreadPoolLauncherObject).Assembly.FullName, typeof (ThreadPoolLauncherObject).FullName);
  31
  32                                         Thread.Sleep (10);
  33
  34                                         AppDomain.Unload (ad);
  35
  36                                         return i;
  37                                 })
  38                                 .Select (i => {
  39                                         lock (o) {
  40                                                 count += 1;
  41
  42                                                 Console.Write (".");
  43                                                 if (count % 25 == 0)
  44                                                         Console.WriteLine ();
  45                                         }
  46
  47                                         return i;
  48                                 })
  49                 ) {
  50                 }
  51         }
  52 }