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 #if !MOBILE && !MONOMAC
  15
  16 using NUnit.Framework;
  17 using System;
  18 using System.Text;
  19 using System.Collections;
  20 using System.Configuration;
  21 using System.Diagnostics;
  22
  23 namespace MonoTests.System.Diagnostics {
  24
  25         class TestNewSwitch : Switch {
  26                 private string v;
  27                 private StringBuilder ops = new StringBuilder ();
  28                 private const string expected =
  29                         ".ctor\n" +
  30                         "get_TestValue\n" +
  31                         "OnSwitchSettingChanged\n" +
  32                         "GetSetting\n";
  33
  34                 public TestNewSwitch (string name, string desc)
  35                         : base (name, desc)
  36                 {
  37                         ops.Append (".ctor\n");
  38                 }
  39
  40                 public string TestValue {
  41                         get {
  42                                 ops.Append ("get_TestValue\n");
  43                                 // ensure that the .config file is read in
  44                                 int n = base.SwitchSetting;
  45                                 // remove warning about unused variable
  46                                 n = 5;
  47                                 return v;
  48                         }
  49                 }
  50
  51                 public string [] ExposeSupportedAttributes ()
  52                 {
  53                         return GetSupportedAttributes ();
  54                 }
  55
  56                 public bool Validate ()
  57                 {
  58                         return expected == ops.ToString();
  59                 }
  60
  61                 private void GetSetting ()
  62                 {
  63                         ops.Append ("GetSetting\n");
  64                         IDictionary d = (IDictionary) ConfigurationSettings.GetConfig ("system.diagnostics");
  65                         if (d != null) {
  66                                 d = (IDictionary) d ["switches"];
  67                                 if (d != null) {
  68                                         v = d [DisplayName].ToString();
  69                                 }
  70                         }
  71                 }
  72
  73                 protected override void OnSwitchSettingChanged ()
  74                 {
  75                         ops.Append ("OnSwitchSettingChanged\n");
  76
  77                         GetSetting ();
  78                 }
  79         }
  80
  81         class TestNullSwitch : Switch {
  82                 public TestNullSwitch () : base (null, null)
  83                 {
  84                 }
  85         }
  86
  87         [TestFixture]
  88         public class SwitchesTest {
  89
  90                 private static BooleanSwitch bon = new BooleanSwitch ("bool-true", "");
  91                 private static BooleanSwitch bon2 = new BooleanSwitch ("bool-true-2", "");
  92                 private static BooleanSwitch bon3 = new BooleanSwitch ("bool-true-3", "");
  93                 private static BooleanSwitch boff = new BooleanSwitch ("bool-false", "");
  94                 private static BooleanSwitch boff2 = new BooleanSwitch ("bool-default", "");
  95
  96                 private static TraceSwitch toff = new TraceSwitch ("trace-off", "");
  97                 private static TraceSwitch terror = new TraceSwitch ("trace-error", "");
  98                 private static TraceSwitch twarning = new TraceSwitch ("trace-warning", "");
  99                 private static TraceSwitch tinfo = new TraceSwitch ("trace-info", "");
 100                 private static TraceSwitch tverbose = new TraceSwitch ("trace-verbose", "");
 101                 private static TraceSwitch tdefault = new TraceSwitch ("no-value", "");
 102                 private static TraceSwitch tsv = new TraceSwitch ("string-value", "");
 103                 private static TraceSwitch tnegative = new TraceSwitch ("trace-negative", "");
 104
 105                 private static TestNewSwitch tns = new TestNewSwitch ("custom-switch", "");
 106
 107                 [Test]
 108                 public void BooleanSwitches ()
 109                 {
 110                         Assert.IsTrue (bon.Enabled, "#BS:T:1");
 111                         Assert.IsTrue (bon2.Enabled, "#BS:T:2");
 112                         Assert.IsTrue (bon3.Enabled, "#BS:T:3");
 113                         Assert.IsTrue (!boff.Enabled, "#BS:F:1");
 114                         Assert.IsTrue (!boff2.Enabled, "#BS:F:2");
 115                 }
 116
 117                 [Test]
 118                 public void TraceSwitches ()
 119                 {
 120                         // The levels 0..4:
 121                         CheckTraceSwitch (toff,      false, false, false, false);
 122                         CheckTraceSwitch (terror,    true,  false, false, false);
 123                         CheckTraceSwitch (twarning,  true,  true,  false, false);
 124                         CheckTraceSwitch (tinfo,     true,  true,  true,  false);
 125                         CheckTraceSwitch (tverbose,  true,  true,  true,  true);
 126
 127                         // Default value is 0
 128                         CheckTraceSwitch (tdefault,  false, false, false, false);
 129
 130                         // string value can't be converted to int, so default is 0
 131                         CheckTraceSwitch (tsv,       false, false, false, false);
 132
 133                         // negative number is < 0, so all off
 134                         CheckTraceSwitch (tnegative, false, false, false, false);
 135                 }
 136
 137                 private void CheckTraceSwitch (TraceSwitch ts, bool te, bool tw, bool ti, bool tv)
 138                 {
 139                         string desc = string.Format ("#TS:{0}", ts.DisplayName);
 140                         Assert.AreEqual (te, ts.TraceError, desc + ":TraceError");
 141                         Assert.AreEqual (tw, ts.TraceWarning, desc + ":TraceWarning");
 142                         Assert.AreEqual (ti, ts.TraceInfo, desc + ":TraceInfo");
 143                         Assert.AreEqual (tv, ts.TraceVerbose, desc + ":TraceVerbose");
 144                 }
 145
 146                 [Test]
 147                 [Ignore ("this test depends on 1.x configuration type")]
 148                 public void NewSwitch ()
 149                 {
 150                         Assert.AreEqual ("42", tns.TestValue, "#NS:TestValue");
 151                         Assert.IsTrue (tns.Validate(), "#NS:Validate");
 152                 }
 153
 154                 [Test]
 155                 public void GetSupportedAttributes ()
 156                 {
 157                         Assert.IsNull (tns.ExposeSupportedAttributes ());
 158                 }
 159
 160                 [Test] // no ArgumentNullException happens...
 161                 public void BooleanSwitchNullDefaultValue ()
 162                 {
 163                         new BooleanSwitch ("test", "", null);
 164                 }
 165
 166                 [Test]
 167                 public void BooleanSwitchValidDefaultValue ()
 168                 {
 169                         BooleanSwitch s = new BooleanSwitch ("test", "", "2");
 170                         Assert.IsTrue (s.Enabled, "#1");
 171                         s = new BooleanSwitch ("test", "", "0");
 172                         Assert.IsTrue (!s.Enabled, "#2");
 173                         s = new BooleanSwitch ("test", "", "true");
 174                         Assert.IsTrue (s.Enabled, "#3");
 175                         s = new BooleanSwitch ("test", "", "True");
 176                         Assert.IsTrue (s.Enabled, "#4");
 177                         s = new BooleanSwitch ("test", "", "truE");
 178                         Assert.IsTrue (s.Enabled, "#5");
 179                 }
 180
 181                 [Test]
 182                 [ExpectedException (typeof (FormatException))]
 183                 public void BooleanSwitchInvalidDefaultValue ()
 184                 {
 185                         BooleanSwitch s = new BooleanSwitch ("test", "", "hoge");
 186                         Assert.IsTrue (!s.Enabled);
 187                 }
 188
 189                 [Test]
 190                 public void NullSwitchHasEmptyDisplayNameAndDescription ()
 191                 {
 192                         var s = new TestNullSwitch ();
 193                         AssertHelper.IsEmpty (s.DisplayName);
 194                         AssertHelper.IsEmpty (s.Description);
 195                 }
 196         }
 197 }
 198
 199 #endif