mono/tests/stackframes-async.2.cs

   1 using System;
   2 using System.Net;
   3 using System.Diagnostics;
   4
   5         class MainClass
   6         {
   7                 static int frame_count = 0;
   8                 public static int Main(string[] args)
   9                 {
  10                         AsyncCallback cback = new AsyncCallback(ResolveCallback);
  11                         IAsyncResult res = Dns.BeginGetHostEntry("localhost", cback, null);
  12                         for (int i = 0; i < 100; ++i) {
  13                                 if (frame_count != 0)
  14                                         break;
  15                                 System.Threading.Thread.Sleep(100);
  16                         }
  17                         /*
  18                          * seems to be broken
  19                         while (!res.IsCompleted) {
  20                                 System.Threading.Thread.Sleep(20);
  21                         };
  22                         IPHostEntry ip = Dns.EndGetHostEntry (res);
  23                         Console.WriteLine (ip);*/
  24                         if (frame_count < 1)
  25                                 return 1;
  26
  27                         // A test for #444383
  28                         AppDomain.CreateDomain("1").CreateInstance(typeof (Class1).Assembly.GetName ().Name, "Class1");
  29
  30                         return 0;
  31                 }
  32
  33                 public static void ResolveCallback(IAsyncResult ar)
  34                 {
  35                     Console.WriteLine("ResolveCallback()");
  36                     StackTrace st = new StackTrace();
  37                     frame_count = st.FrameCount;
  38                     for(int i = 0; i < st.FrameCount; i++) {
  39                         StackFrame sf = st.GetFrame(i);
  40                         Console.WriteLine("method: {0}", sf.GetMethod());
  41                     }
  42                     Console.WriteLine("ResolveCallback() complete");
  43                 }
  44         }
  45
  46 public class Class1
  47 {
  48         public Class1 () {
  49                 AppDomain.CreateDomain("2").CreateInstance(typeof (Class1).Assembly.GetName ().Name, "Class2");
  50         }
  51 }
  52
  53 public class Class2
  54 {
  55         public Class2 () {
  56                 new StackTrace(true);
  57         }
  58 }