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

   1 //
   2 // SwitchesTest.cs:
   3 //              NUnit Test Cases for System.Diagnostics.BooleanSwitch and
   4 //              System.Diagnostics.TraceSwitch
   5 //
   6 // Authors:
   7 //   Jonathan Pryor (jonpryor@vt.edu)
   8 //   Martin Willemoes Hansen (mwh@sysrq.dk)
   9 //
  10 // (C) 2002 Jonathan Pryor
  11 // (C) 2003 Martin Willemoes Hansen
  12 //
  13
  14 using NUnit.Framework;
  15 using System;
  16 using System.Text;
  17 using System.Collections;
  18 using System.Configuration;
  19 using System.Diagnostics;
  20
  21 namespace MonoTests.System.Diagnostics {
  22
  23         class TestNewSwitch : Switch {
  24                 private string v;
  25                 private StringBuilder ops = new StringBuilder ();
  26                 private const string expected =
  27                         ".ctor\n" +
  28                         "get_Value\n" +
  29                         "OnSwitchSettingChanged\n" +
  30                         "GetSetting\n";
  31
  32                 public TestNewSwitch (string name, string desc)
  33                         : base (name, desc)
  34                 {
  35                         ops.Append (".ctor\n");
  36                 }
  37
  38                 public string Value {
  39                         get {
  40                                 ops.Append ("get_Value\n");
  41                                 // ensure that the .config file is read in
  42                                 int n = base.SwitchSetting;
  43                                 // remove warning about unused variable
  44                                 n = n;
  45                                 return v;
  46                         }
  47                 }
  48
  49                 public bool Validate ()
  50                 {
  51                         return expected == ops.ToString();
  52                 }
  53
  54                 private void GetSetting ()
  55                 {
  56                         ops.Append ("GetSetting\n");
  57                         IDictionary d = (IDictionary) ConfigurationSettings.GetConfig ("system.diagnostics");
  58                         if (d != null) {
  59                                 d = (IDictionary) d ["switches"];
  60                                 if (d != null) {
  61                                         v = d [DisplayName].ToString();
  62                                 }
  63                         }
  64                 }
  65
  66                 protected override void OnSwitchSettingChanged ()
  67                 {
  68                         ops.Append ("OnSwitchSettingChanged\n");
  69
  70                         GetSetting ();
  71                 }
  72         }
  73
  74         [TestFixture]
  75         public class SwitchesTest : Assertion {
  76
  77                 private static BooleanSwitch bon = new BooleanSwitch ("bool-true", "");
  78                 private static BooleanSwitch bon2 = new BooleanSwitch ("bool-true-2", "");
  79                 private static BooleanSwitch bon3 = new BooleanSwitch ("bool-true-3", "");
  80                 private static BooleanSwitch boff = new BooleanSwitch ("bool-false", "");
  81                 private static BooleanSwitch boff2 = new BooleanSwitch ("bool-default", "");
  82
  83                 private static TraceSwitch toff = new TraceSwitch ("trace-off", "");
  84                 private static TraceSwitch terror = new TraceSwitch ("trace-error", "");
  85                 private static TraceSwitch twarning = new TraceSwitch ("trace-warning", "");
  86                 private static TraceSwitch tinfo = new TraceSwitch ("trace-info", "");
  87                 private static TraceSwitch tverbose = new TraceSwitch ("trace-verbose", "");
  88                 private static TraceSwitch tdefault = new TraceSwitch ("no-value", "");
  89                 private static TraceSwitch tsv = new TraceSwitch ("string-value", "");
  90                 private static TraceSwitch tnegative = new TraceSwitch ("trace-negative", "");
  91
  92                 private static TestNewSwitch tns = new TestNewSwitch ("custom-switch", "");
  93
  94                 [Test]
  95                 public void BooleanSwitches ()
  96                 {
  97                         Assert ("#BS:T:1", bon.Enabled);
  98                         Assert ("#BS:T:2", bon2.Enabled);
  99                         Assert ("#BS:T:3", bon3.Enabled);
 100                         Assert ("#BS:F:1", !boff.Enabled);
 101                         Assert ("#BS:F:2", !boff2.Enabled);
 102                 }
 103
 104                 [Test]
 105                 public void TraceSwitches ()
 106                 {
 107                         // The levels 0..4:
 108                         CheckTraceSwitch (toff,      false, false, false, false);
 109                         CheckTraceSwitch (terror,    true,  false, false, false);
 110                         CheckTraceSwitch (twarning,  true,  true,  false, false);
 111                         CheckTraceSwitch (tinfo,     true,  true,  true,  false);
 112                         CheckTraceSwitch (tverbose,  true,  true,  true,  true);
 113
 114                         // Default value is 0
 115                         CheckTraceSwitch (tdefault,  false, false, false, false);
 116
 117                         // string value can't be converted to int, so default is 0
 118                         CheckTraceSwitch (tsv,       false, false, false, false);
 119
 120                         // negative number is < 0, so all off
 121                         CheckTraceSwitch (tnegative, false, false, false, false);
 122                 }
 123
 124                 private void CheckTraceSwitch (TraceSwitch ts, bool te, bool tw, bool ti, bool tv)
 125                 {
 126                         string desc = string.Format ("#TS:{0}", ts.DisplayName);
 127                         AssertEquals (desc + ":TraceError",   te, ts.TraceError);
 128                         AssertEquals (desc + ":TraceWarning", tw, ts.TraceWarning);
 129                         AssertEquals (desc + ":TraceInfo",    ti, ts.TraceInfo);
 130                         AssertEquals (desc + ":TraceVerbose", tv, ts.TraceVerbose);
 131                 }
 132
 133                 [Test]
 134 #if NET_2_0
 135                 [Ignore ("this test depends on 1.x configuration type")]
 136 #endif
 137                 public void NewSwitch ()
 138                 {
 139                         AssertEquals ("#NS:Value", "42", tns.Value);
 140                         Assert ("#NS:Validate", tns.Validate());
 141                 }
 142         }
 143 }
 144