mono/mini/TestHelpers.cs

   1 using System;
   2 using System.Threading;
   3 using System.Reflection;
   4
   5 namespace MonoTests.Helpers {
   6
   7         public static class FinalizerHelpers {
   8                 private static IntPtr aptr;
   9
  10                 private static unsafe void NoPinActionHelper (int depth, Action act)
  11                 {
  12                         // Avoid tail calls
  13                         int* values = stackalloc int [20];
  14                         aptr = new IntPtr (values);
  15
  16                         if (depth <= 0)
  17                                 act ();
  18                         else
  19                                 NoPinActionHelper (depth - 1, act);
  20                 }
  21
  22                 public static void PerformNoPinAction (Action act)
  23                 {
  24                         Thread thr = new Thread (() => NoPinActionHelper (1024, act));
  25                         thr.Start ();
  26                         thr.Join ();
  27                 }
  28         }
  29
  30         public static class OOMHelpers {
  31                 public static void RunTest (string test)
  32                 {
  33                         Assembly asm = Assembly.Load (test);
  34
  35                         try {
  36                                 // Support both (void) and (string[]) signatures
  37                                 if (asm.EntryPoint.GetParameters ().Length == 1)
  38                                         asm.EntryPoint.Invoke (null, new string[] { null });
  39                                 else
  40                                         asm.EntryPoint.Invoke (null, null);
  41                         } catch (TargetInvocationException e) {
  42                                 if (e.InnerException is OutOfMemoryException)
  43                                         Console.WriteLine ("Catched oom");
  44                                 else
  45                                         throw;
  46                         }
  47                 }
  48         }
  49 }
  50