Core/Castle.Core.Tests/StreamLoggerTests.cs

   1 // Copyright 2004-2008 Castle Project - http://www.castleproject.org/
   2 //
   3 // Licensed under the Apache License, Version 2.0 (the "License");
   4 // you may not use this file except in compliance with the License.
   5 // You may obtain a copy of the License at
   6 //
   7 //     http://www.apache.org/licenses/LICENSE-2.0
   8 //
   9 // Unless required by applicable law or agreed to in writing, software
  10 // distributed under the License is distributed on an "AS IS" BASIS,
  11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 // See the License for the specific language governing permissions and
  13 // limitations under the License.
  14
  15 namespace Castle.Core.Logging.Tests
  16 {
  17         using System;
  18         using System.IO;
  19         using System.Text.RegularExpressions;
  20
  21         using NUnit.Framework;
  22
  23         /// <summary>
  24         /// Summary description for StreamLoggerTests.
  25         /// </summary>
  26         [TestFixture]
  27         public class StreamLoggerTests
  28         {
  29                 private const string Name = "Test";
  30
  31                 private StreamLogger logger;
  32                 private MemoryStream stream;
  33
  34                 [SetUp]
  35                 public void SetUp()
  36                 {
  37                         stream = new MemoryStream();
  38
  39                         logger = new StreamLogger(Name, stream);
  40                         logger.Level = LoggerLevel.Debug;
  41                 }
  42
  43
  44                 [Test]
  45                 public void Debug()
  46                 {
  47                         string message = "Debug message";
  48                         LoggerLevel level = LoggerLevel.Debug;
  49                         Exception exception = null;
  50
  51                         logger.Debug(message);
  52
  53                         ValidateCall(level, message, exception);
  54                 }
  55
  56                 [Test]
  57                 public void DebugWithException()
  58                 {
  59                         string message = "Debug message 2";
  60                         LoggerLevel level = LoggerLevel.Debug;
  61                         Exception exception = new Exception();
  62
  63                         logger.Debug(message, exception);
  64
  65                         ValidateCall(level, message, exception);
  66                 }
  67
  68                 [Test]
  69                 public void Info()
  70                 {
  71                         string message = "Info message";
  72                         LoggerLevel level = LoggerLevel.Info;
  73                         Exception exception = null;
  74
  75                         logger.Info(message);
  76
  77                         ValidateCall(level, message, exception);
  78                 }
  79
  80                 [Test]
  81                 public void InfoWithException()
  82                 {
  83                         string message = "Info message 2";
  84                         LoggerLevel level = LoggerLevel.Info;
  85                         Exception exception = new Exception();
  86
  87                         logger.Info(message, exception);
  88
  89                         ValidateCall(level, message, exception);
  90                 }
  91
  92                 [Test]
  93                 public void Warn()
  94                 {
  95                         string message = "Warn message";
  96                         LoggerLevel level = LoggerLevel.Warn;
  97                         Exception exception = null;
  98
  99                         logger.Warn(message);
 100
 101                         ValidateCall(level, message, exception);
 102                 }
 103
 104                 [Test]
 105                 public void WarnWithException()
 106                 {
 107                         string message = "Warn message 2";
 108                         LoggerLevel level = LoggerLevel.Warn;
 109                         Exception exception = new Exception();
 110
 111                         logger.Warn(message, exception);
 112
 113                         ValidateCall(level, message, exception);
 114                 }
 115
 116                 [Test]
 117                 public void Error()
 118                 {
 119                         string message = "Error message";
 120                         LoggerLevel level = LoggerLevel.Error;
 121                         Exception exception = null;
 122
 123                         logger.Error(message);
 124
 125                         ValidateCall(level, message, exception);
 126                 }
 127
 128                 [Test]
 129                 public void ErrorWithException()
 130                 {
 131                         string message = "Error message 2";
 132                         LoggerLevel level = LoggerLevel.Error;
 133                         Exception exception = new Exception();
 134
 135                         logger.Error(message, exception);
 136
 137                         ValidateCall(level, message, exception);
 138                 }
 139
 140                 [Test]
 141                 public void FatalError()
 142                 {
 143                         string message = "FatalError message";
 144                         LoggerLevel level = LoggerLevel.Fatal;
 145                         Exception exception = null;
 146
 147                         logger.Fatal(message);
 148
 149                         ValidateCall(level, message, exception);
 150                 }
 151
 152                 [Test]
 153                 public void FatalErrorWithException()
 154                 {
 155                         string message = "FatalError message 2";
 156                         LoggerLevel level = LoggerLevel.Fatal;
 157                         Exception exception = new Exception();
 158
 159                         logger.Fatal(message, exception);
 160
 161                         ValidateCall(level, message, exception);
 162                 }
 163
 164                 private void ValidateCall(LoggerLevel level, String expectedMessage, Exception expectedException)
 165                 {
 166                         stream.Seek(0, SeekOrigin.Begin);
 167
 168                         StreamReader reader = new StreamReader(stream);
 169                         String line = reader.ReadLine();
 170
 171                         Match match = Regex.Match(line, @"^\[(?<level>[^]]+)\] '(?<name>[^']+)' (?<message>.*)$");
 172
 173                         Assert.IsTrue(match.Success, "StreamLogger.Log did not match the format");
 174                         Assert.AreEqual(Name, match.Groups["name"].Value, "StreamLogger.Log did not write the correct Name");
 175                         Assert.AreEqual(level.ToString(), match.Groups["level"].Value, "StreamLogger.Log did not write the correct Level");
 176                         Assert.AreEqual(expectedMessage, match.Groups["message"].Value, "StreamLogger.Log did not write the correct Message");
 177
 178                         line = reader.ReadLine();
 179
 180                         if (expectedException == null)
 181                         {
 182                                 Assert.IsNull(line);
 183                         }
 184                         else
 185                         {
 186                                 match = Regex.Match(line, @"^\[(?<level>[^]]+)\] '(?<name>[^']+)' (?<type>[^:]+): (?<message>.*)$");
 187
 188                                 Assert.IsTrue(match.Success, "StreamLogger.Log did not match the format");
 189                                 Assert.AreEqual(Name, match.Groups["name"].Value, "StreamLogger.Log did not write the correct Name");
 190                                 Assert.AreEqual(level.ToString(), match.Groups["level"].Value, "StreamLogger.Log did not write the correct Level");
 191                                 Assert.AreEqual(expectedException.GetType().FullName, match.Groups["type"].Value, "StreamLogger.Log did not write the correct Exception Type");
 192                                 // Assert.AreEqual(expectedException.Message, match.Groups["message"].Value, "StreamLogger.Log did not write the correct Exception Message");
 193                         }
 194                 }
 195         }
 196 }