mono/tests/priority.cs

   1 using System;
   2 using System.Threading;
   3 using System.Runtime;
   4 using System.Text;
   5
   6 public class Tests
   7 {
   8         private static int mainThreadId;
   9
  10         public static int Main ()
  11         {
  12                 mainThreadId = Thread.CurrentThread.ManagedThreadId;
  13                 return TestDriver.RunTests (typeof (Tests));
  14         }
  15
  16         public static void TestMethod()
  17         {
  18                 Console.WriteLine("{0} with {1} priority",
  19                         Thread.CurrentThread.Name,
  20                         Thread.CurrentThread.Priority.ToString());
  21                 Thread.Sleep(6000);
  22                 Console.WriteLine("{0} with {1} priority",
  23                         Thread.CurrentThread.Name,
  24                         Thread.CurrentThread.Priority.ToString());
  25         }
  26
  27         public static int test_0_main_thread_priority ()
  28         {
  29                 Console.WriteLine("Testing main thread's priority");
  30                 if (Thread.CurrentThread.ManagedThreadId != mainThreadId)
  31                 {
  32                         Console.WriteLine("test_0_main_thread_priority() must be run on the main thread");
  33                         return 1;
  34                 }
  35
  36                 var before = Thread.CurrentThread.Priority;
  37                 Console.WriteLine("Priority: {0}", before);
  38                 if (before != ThreadPriority.Normal)
  39                         return 2;
  40
  41                 Console.WriteLine("Setting main thread's priority to AboveNormal");
  42                 Thread.CurrentThread.Priority = ThreadPriority.AboveNormal;
  43                 var after = Thread.CurrentThread.Priority;
  44                 Console.WriteLine("Priority: {0} {1}", before, after);
  45                 if (after != ThreadPriority.AboveNormal)
  46                         return 3;
  47
  48                 before = after;
  49                 Console.WriteLine("Setting main thread's priority to BelowNormal");
  50                 Thread.CurrentThread.Priority = ThreadPriority.BelowNormal;
  51                 after = Thread.CurrentThread.Priority;
  52                 Console.WriteLine("Priority: {0} {1}", before, after);
  53                 if (after != ThreadPriority.BelowNormal)
  54                         return 4;
  55
  56                 before = after;
  57                 Console.WriteLine("Setting main thread's priority to Normal");
  58                 Thread.CurrentThread.Priority = ThreadPriority.Normal;
  59                 after = Thread.CurrentThread.Priority;
  60                 Console.WriteLine("Priority: {0} {1}", before, after);
  61                 if (after != ThreadPriority.Normal)
  62                         return 5;
  63
  64                 return 0;
  65         }
  66
  67         public static int test_0_thread_priority ()
  68         {
  69                 int res = 0;
  70
  71                 Thread Me = Thread.CurrentThread;
  72                 Thread TestThread = new Thread(new ThreadStart(TestMethod));
  73
  74                 Console.WriteLine("Starting test thread with priority to AboveNormal");
  75                 ThreadPriority before = TestThread.Priority;
  76                 TestThread.Priority = ThreadPriority.AboveNormal;
  77                 TestThread.Name = "TestMethod";
  78                 TestThread.Start();
  79                 ThreadPriority after = TestThread.Priority;
  80                 Console.WriteLine("Priority: {0} {1}",before,after);
  81                 if (before != ThreadPriority.Normal)
  82                         res = 1;
  83                 else if (after != ThreadPriority.AboveNormal)
  84                         res = 2;
  85                 else {
  86                         TestThread.Priority = ThreadPriority.Normal;
  87                         after = TestThread.Priority;
  88                         Console.WriteLine("Setting test thread priority to Normal");
  89                         Thread.Sleep(1000);
  90                         Console.WriteLine("Priority: {0} {1}",before,after);
  91
  92                         if (after != ThreadPriority.Normal)
  93                                 res = 3;
  94                         else {
  95                                 Console.WriteLine("Setting test thread priority to AboveNormal");
  96                                 before = after;
  97                                 TestThread.Priority=ThreadPriority.AboveNormal;
  98                                 after = TestThread.Priority;
  99                                 Thread.Sleep(1000);
 100                                 Console.WriteLine("Priority: {0} {1}",before,after);
 101
 102                                 if (after != ThreadPriority.AboveNormal)
 103                                         res = 4;
 104                                 else {
 105                                         before = after;
 106                                         Console.WriteLine("Setting test thread priority to BelowNormal");
 107                                         TestThread.Priority=ThreadPriority.BelowNormal;
 108                                         after = TestThread.Priority;
 109                                         Console.WriteLine("Priority: {0} {1}",before,after);
 110                                         Thread.Sleep(1000);
 111
 112                                         if (after != ThreadPriority.BelowNormal)
 113                                                 res = 5;
 114                                         else {
 115                                                 before = after;
 116                                                 Console.WriteLine("Setting test thread priority back to Normal");
 117                                                 TestThread.Priority=ThreadPriority.Normal;
 118                                                 after = TestThread.Priority;
 119                                                 Console.WriteLine("Priority: {0} {1}",before,after);
 120                                                 Thread.Sleep(1000);
 121
 122                                                 if (after != ThreadPriority.Normal)
 123                                                         res = 6;
 124                                         }
 125                                 }
 126                         }
 127                 }
 128                 TestThread.Join();
 129                 return(res);
 130         }
 131 }