mcs/class/Mono.Posix/Test/Mono.Unix.Native/StdlibTest.cs

   1 //
   2 // StdlibTest.cs:
   3 //      NUnit Test Cases for Mono.Unix.Native.Stdlib
   4 //
   5 // Authors:
   6 //   Jonathan Pryor (jonpryor@vt.edu)
   7 //
   8 // (C) 2004-2005 Jonathan Pryor
   9 //
  10
  11 using System;
  12 using System.Text;
  13
  14 using NUnit.Framework;
  15
  16 using Mono.Unix.Native;
  17
  18 namespace MonoTests.Mono.Unix.Native {
  19
  20         [TestFixture]
  21         public class StdlibTest
  22         {
  23                 private class SignalTest {
  24                         public int signalReceived;
  25
  26                         public void Handler (int sn)
  27                         {
  28                                 signalReceived = sn;
  29                         }
  30                 }
  31
  32                 // [Test]
  33                 public void Signal ()
  34                 {
  35                         SignalTest st = new SignalTest ();
  36
  37                         // Insert handler
  38                         SignalHandler oh = Stdlib.signal (Signum.SIGURG,
  39                                         new SignalHandler (st.Handler));
  40
  41                         st.signalReceived = ~NativeConvert.FromSignum (Signum.SIGURG);
  42
  43                         // Send signal
  44                         Stdlib.raise (Signum.SIGURG);
  45
  46                         Assert.IsTrue (
  47                                 NativeConvert.ToSignum (st.signalReceived) == Signum.SIGURG,
  48                                         "#IH: Signal handler not invoked for SIGURG");
  49
  50                         // Reset old signal
  51                         Stdlib.signal (Signum.SIGURG, oh);
  52
  53                         st.signalReceived = NativeConvert.FromSignum (Signum.SIGUSR1);
  54                         Stdlib.raise (Signum.SIGURG);
  55
  56                         Assert.IsFalse (NativeConvert.ToSignum (st.signalReceived) == Signum.SIGURG,
  57                                         "#IH: Signal Handler invoked when it should have been removed!");
  58                 }
  59
  60                 [Test]
  61                 // MSVCRT.DLL doesn't export snprintf(3).
  62                 [Category ("NotDotNet")]
  63                 [Category ("NotWorking")]
  64                 public void Snprintf ()
  65                 {
  66                         StringBuilder s = new StringBuilder (1000);
  67                         Stdlib.snprintf (s, "hello, %s world!\n");
  68                         Assert.AreEqual (s.ToString(), "hello, %s world!\n",
  69                                         "#SNPF: string not echoed");
  70                         s = new StringBuilder (1000);
  71                         Stdlib.snprintf (s, "yet another %s test", "simple");
  72                         Assert.AreEqual (s.ToString(), "yet another simple test",
  73                                         "#SNPF: string argument not printed");
  74                         s = new StringBuilder (1000);
  75                         string fmt =
  76 @"this is another test:
  77           char: '%c'
  78          short: %i
  79            int: %i
  80           long: %li
  81          float: %g
  82         double: %g" + "\n";
  83                 Stdlib.snprintf (s, fmt, 'a', (short) 16, 32, (long) 64, (double) 32.23, 64.46);
  84                         string expected =
  85 @"this is another test:
  86           char: 'a'
  87          short: 16
  88            int: 32
  89           long: 64
  90          float: 32.23
  91         double: 64.46" + "\n";
  92                         Assert.AreEqual (s.ToString(), expected,
  93                                         "#SNPF: printf of many builtin types failed");
  94                 }
  95         }
  96 }
  97