mcs/class/System/Test/System.IO.Ports/SerialPortTest.cs

   1 //
   2 // SerialPortTest.cs: Test cases for SerialPort.
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining
   5 // a copy of this software and associated documentation files (the
   6 // "Software"), to deal in the Software without restriction, including
   7 // without limitation the rights to use, copy, modify, merge, publish,
   8 // distribute, sublicense, and/or sell copies of the Software, and to
   9 // permit persons to whom the Software is furnished to do so, subject to
  10 // the following conditions:
  11 //
  12 // The above copyright notice and this permission notice shall be
  13 // included in all copies or substantial portions of the Software.
  14 //
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  22 //
  23 // Copyright (c) 2010 Novell, Inc. (http://www.novell.com)
  24 //
  25 // Author:
  26 //      Carlos Alberto Cortez <calberto.cortez@gmail.com>
  27 //      Konrad M. Kruczynski
  28 //
  29
  30 using System;
  31 using System.IO;
  32 using System.IO.Ports;
  33
  34 using NUnit.Framework;
  35
  36 namespace MonoTests.System.IO.Ports
  37 {
  38         [TestFixture]
  39         public class SerialPortTest
  40         {
  41                 [Category ("NotWorking")]
  42                 [Test]
  43                 public void DiscardNull ()
  44                 {
  45                         SerialPort sp = new SerialPort ();
  46                         Assert.AreEqual (false, sp.IsOpen, "#A1");
  47                         Assert.AreEqual (false, sp.DiscardNull, "#A2");
  48
  49                         sp.DiscardNull = true;
  50                         Assert.AreEqual (true, sp.DiscardNull, "#B1");
  51
  52                         sp.DiscardNull = false;
  53                         Assert.AreEqual (false, sp.DiscardNull, "#C1");
  54                 }
  55
  56                 [Category ("NotWorking")]
  57                 [Test]
  58                 public void NonstandardBaudRate ()
  59                 {
  60                         int platform = (int) Environment.OSVersion.Platform;
  61                         // we are testing on Unix only
  62                         if ((platform != 4) && (platform != 128)) return;
  63                         SerialPort sp = new SerialPort ();
  64                         sp.BaudRate = 1234;
  65                         var exceptionCatched = false;
  66                         try {
  67                                 sp.Open();
  68                         } catch(ArgumentOutOfRangeException) {
  69                                 exceptionCatched = true;
  70                         }
  71                         Assert.IsTrue(exceptionCatched,
  72                                 "Exception not thrown despite wrong baud rate");
  73                 }
  74
  75                 /// <summary>
  76                 /// This test is related to bug #635971
  77                 /// </summary>
  78                 [Test]
  79                 public void ZeroTimeout ()
  80                 {
  81                         var sp = new SerialPort ();
  82                         var exceptionThrown = false;
  83                         try {
  84                                 sp.ReadTimeout = 0;
  85                         } catch(ArgumentOutOfRangeException) {
  86                                 exceptionThrown = true;
  87                         }
  88                         Assert.IsFalse(exceptionThrown,
  89                                 "Exception thrown despite proper timeout (0)");
  90                 }
  91
  92         }
  93 }
  94