mcs/class/System/Test/System.Diagnostics/ProcessTest.cs

   1 //
   2 // ProcessTest.cs - NUnit Test Cases for System.Diagnostics.Process
   3 //
   4 // Authors:
   5 //   Gert Driesen (drieseng@users.sourceforge.net)
   6 //   Robert Jordan <robertj@gmx.net>
   7 //
   8 // (C) 2007 Gert Driesen
   9 //
  10
  11 using System;
  12 using System.Diagnostics;
  13 using System.IO;
  14 using System.Text;
  15
  16 using NUnit.Framework;
  17
  18 namespace MonoTests.System.Diagnostics
  19 {
  20         [TestFixture]
  21         public class ProcessTest
  22         {
  23                 [Test]
  24                 public void GetProcessById_MachineName_Null ()
  25                 {
  26                         try {
  27                                 Process.GetProcessById (1, (string) null);
  28                                 Assert.Fail ("#1");
  29                         } catch (ArgumentNullException ex) {
  30                                 Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
  31                                 Assert.IsNotNull (ex.Message, "#3");
  32                                 Assert.IsNotNull (ex.ParamName, "#4");
  33                                 Assert.AreEqual ("machineName", ex.ParamName, "#5");
  34                                 Assert.IsNull (ex.InnerException, "#6");
  35                         }
  36                 }
  37
  38                 [Test]
  39                 public void GetProcesses_MachineName_Null ()
  40                 {
  41                         try {
  42                                 Process.GetProcesses ((string) null);
  43                                 Assert.Fail ("#1");
  44                         } catch (ArgumentNullException ex) {
  45                                 Assert.AreEqual (typeof (ArgumentNullException), ex.GetType (), "#2");
  46                                 Assert.IsNotNull (ex.Message, "#3");
  47                                 Assert.IsNotNull (ex.ParamName, "#4");
  48                                 Assert.AreEqual ("machineName", ex.ParamName, "#5");
  49                                 Assert.IsNull (ex.InnerException, "#6");
  50                         }
  51                 }
  52
  53                 [Test]
  54                 [Category ("NotDotNet")]
  55                 public void TestRedirectedOutputIsAsync ()
  56                 {
  57                         // Test requires cygwin, so we just bail out for now.
  58                         if (Path.DirectorySeparatorChar == '\\')
  59                                 return;
  60
  61                         Process p = new Process ();
  62                         p.StartInfo = new ProcessStartInfo ("/bin/sh", "-c \"sleep 2; echo hello\"");
  63                         p.StartInfo.RedirectStandardOutput = true;
  64                         p.StartInfo.UseShellExecute = false;
  65                         p.Start ();
  66
  67                         Stream stdout = p.StandardOutput.BaseStream;
  68
  69                         byte [] buffer = new byte [200];
  70
  71                         // start async Read operation
  72                         DateTime start = DateTime.Now;
  73                         stdout.BeginRead (buffer, 0, buffer.Length,
  74                                           new AsyncCallback (Read), stdout);
  75
  76                         Assert.IsTrue ((DateTime.Now - start).TotalMilliseconds < 1000, "#01 BeginRead was not async");
  77                         p.WaitForExit ();
  78                         Assert.AreEqual (0, p.ExitCode, "#02 script failure");
  79                         if (bytesRead < "hello".Length)
  80                                 Assert.Fail ("#03 got {0} bytes", bytesRead);
  81                         Assert.AreEqual ("hello", Encoding.Default.GetString (buffer, 0, 5), "#04");
  82                 }
  83
  84                 void Read (IAsyncResult ar)
  85                 {
  86                         Stream stm = (Stream) ar.AsyncState;
  87                         bytesRead = stm.EndRead (ar);
  88                 }
  89
  90                 int bytesRead = Int32.MinValue;
  91         }
  92 }