public void TestThatWeTruncateLongMessages5555()
{
SyslogLayout layout = new SyslogLayout();
layout.StructuredDataPrefix = "TEST@12345";
layout.MaxMessageLength = "5555";
layout.ActivateOptions();
StringBuilder longMessage = new StringBuilder();
for (int i = 0; i < 2048; i++)
{
longMessage.Append("test message");
}
var exception = new ArgumentNullException();
ILoggerRepository logRepository = Substitute.For <ILoggerRepository>();
var evt = new LoggingEvent(typeof(SyslogLayoutTests), logRepository, "test logger", Level.Debug, longMessage.ToString(), exception);
StringWriter writer = new StringWriter();
layout.Format(writer, evt);
string result = writer.ToString();
Assert.AreEqual(5555, result.Length);
}
public void TestThatWeTruncateLongMessages()
{
SyslogLayout layout = new SyslogLayout();
layout.StructuredDataPrefix = "TEST@12345";
layout.ActivateOptions();
StringBuilder longMessage = new StringBuilder();
for (int i = 0; i < 2048; i++)
{
longMessage.Append("test message");
}
var exception = new ArgumentNullException();
// need a non-null ILoggerRepository to prevent NullReferenceException calling layout.Format on a LoggingEvent with an exception.
ILoggerRepository logRepository = log4net.LogManager
.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType).Logger.Repository;
var evt = new LoggingEvent(typeof(SyslogLayoutTests), logRepository, "test logger", Level.Debug, longMessage.ToString(), exception);
StringWriter writer = new StringWriter();
layout.Format(writer, evt);
string result = writer.ToString();
Assert.AreEqual(2048, result.Length);
}
public void TestFormat()
{
SyslogLayout layout = new SyslogLayout();
layout.StructuredDataPrefix = "TEST@12345";
layout.ActivateOptions();
var exception = new Exception("test exception message");
// need a non-null ILoggerRepository to prevent NullReferenceException calling layout.Format on a LoggingEvent with an exception.
ILoggerRepository logRepository = log4net.LogManager
.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType).Logger.Repository;
var evt = new LoggingEvent(typeof(SyslogLayoutTests), logRepository, "test logger", Level.Debug, "test message", exception);
StringWriter writer = new StringWriter();
layout.Format(writer, evt);
string result = writer.ToString();
// it's hard to test the whole message, because it depends on your machine name, process id, time & date, etc.
// just test the message's invariant portions
Assert.IsTrue(result.StartsWith("<135>1 "));
Assert.IsTrue(result.Contains("[TEST@12345 EventSeverity=\"DEBUG\" ExceptionType=\"System.Exception\" ExceptionMessage=\"test exception message\"]"));
Assert.IsTrue(result.Contains("test message" + Environment.NewLine));
}
public void TestFormat()
{
SyslogLayout layout = new SyslogLayout();
layout.StructuredDataPrefix = "TEST@12345";
layout.ActivateOptions();
var exception = new Exception("test exception message");
ILoggerRepository logRepository = Substitute.For <ILoggerRepository>();
var evt = new LoggingEvent(typeof(SyslogLayoutTests), logRepository, "test logger", Level.Debug, "test message", exception);
StringWriter writer = new StringWriter();
layout.Format(writer, evt);
string result = writer.ToString();
// it's hard to test the whole message, because it depends on your machine name, process id, time & date, etc.
// just test the message's invariant portions
Assert.IsTrue(result.StartsWith("<135>1 "));
Assert.IsTrue(result.Contains("[TEST@12345 EventSeverity=\"DEBUG\" ExceptionType=\"System.Exception\" ExceptionMessage=\"test exception message\"]"));
Assert.IsTrue(result.EndsWith("test message" + Environment.NewLine));
}
public void TestThatStackTraceWritten()
{
// we would like a proper stack trace on both exceptions so using a double throw is the closest option to real world usage.
try
{
try
{
throw new Exception("test inner exception");
}
catch (Exception ex)
{
// allowing the outer exception to bubble up to higher code block will allow the test to check inner exception is written.
throw new Exception("test outer exception", ex);
}
}
catch (Exception ex)
{
SyslogLayout layout = new SyslogLayout();
layout.StructuredDataPrefix = "TEST@12345";
layout.ActivateOptions();
// need a non-null ILoggerRepository to prevent NullReferenceException calling layout.Format on a LoggingEvent with an exception.
ILoggerRepository logRepository = log4net.LogManager
.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType).Logger.Repository;
var evt = new LoggingEvent(typeof(SyslogLayoutTests), logRepository, "test logger", Level.Debug, "test message", ex);
StringWriter writer = new StringWriter();
layout.Format(writer, evt);
string result = writer.ToString();
Assert.IsTrue(result.Contains("System.Exception: test outer exception"));
Assert.IsTrue(result.Contains("System.Exception: test inner exception"));
Assert.IsTrue(result.Contains("End of inner exception stack trace"));
}
}