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 static void PrepareLog(string logRoot, string serviceName)
{
Hierarchy hier = log4net.LogManager.GetRepository() as Hierarchy;
string logRootFullName = Path.Combine(logRoot,
serviceName, "Starter");
if (null != hier)
{
RollingFileAppender commonAppender = (RollingFileAppender)hier.GetAppenders().Where(a => a.Name.Equals("CommonAppender")).FirstOrDefault();
if (null != commonAppender)
{
commonAppender.File = Path.Combine(logRootFullName, "logs.txt");
var filter = new LogExceptionToFileFilter()
{
ExceptionLogFolder = Path.Combine(logRootFullName, "Exceptions")
};
commonAppender.AddFilter(filter);
filter.ActivateOptions();
var layout = new SyslogLayout()
{
StructuredDataPrefix = "CStarterD@" + serviceName
};
commonAppender.Layout = layout;
layout.ActivateOptions();
commonAppender.ActivateOptions();
}
}
}
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));
}
static void PrepareAppender(string serviceName, string minLevel)
{
string logRootFullName = Path.Combine(Directory.GetParent(AppDomain.CurrentDomain.BaseDirectory.TrimEnd(new char[] { '\\' })).FullName,
"logs", "CStarterd");
foreach (ILoggerRepository respository in log4net.LogManager.GetAllRepositories())
{
Hierarchy hier = (Hierarchy)respository;
foreach (var appender in hier.GetAppenders())
{
MethodInfo addFilterMethod = appender.GetType().GetMethod("AddFilter", BindingFlags.Public | BindingFlags.Instance);
if (null != addFilterMethod)
{
var filter = new LogExceptionToFileFilter()
{
ExceptionLogFolder = Path.Combine(logRootFullName, appender.Name, "Exceptions")
};
addFilterMethod.Invoke(appender, new object[] { filter });
filter.ActivateOptions();
}
PropertyInfo fileProp = appender.GetType().GetProperty("File", BindingFlags.Public | BindingFlags.Instance);
if (null != fileProp)
{
fileProp.SetValue(appender, Path.Combine(logRootFullName, appender.Name, "logs.txt"), null);
}
PropertyInfo layoutProp = appender.GetType().GetProperty("Layout", BindingFlags.Public | BindingFlags.Instance);
if (null != layoutProp)
{
var layout = new SyslogLayout()
{
StructuredDataPrefix = "CStarter@" + serviceName
};
layoutProp.SetValue(appender,
layout, null);
layout.ActivateOptions();
}
MethodInfo activeMethod = appender.GetType().GetMethod("ActivateOptions", BindingFlags.Public | BindingFlags.Instance);
if (null != activeMethod)
{
activeMethod.Invoke(appender, null);
}
}
PrepareLoggerLevel(respository, serviceName, minLevel);
}
PrepareRootLoggerLevel(minLevel);
}
static void PrepareLogger(string serviceName)
{
Hierarchy hier = log4net.LogManager.GetRepository() as Hierarchy;
string logRootFullName = Path.Combine(Directory.GetParent(AppDomain.CurrentDomain.BaseDirectory.TrimEnd(new char[] { '\\' })).FullName,
"logs", "CStarter");
if (null != hier)
{
RollingFileAppender commonAppender = (RollingFileAppender)hier.GetAppenders().Where(a => a.Name.Equals("CommonAppender")).FirstOrDefault();
if (null != commonAppender)
{
commonAppender.File = Path.Combine(logRootFullName, "Common", "logs.txt");
var filter = new LogExceptionToFileFilter()
{
ExceptionLogFolder = Path.Combine(logRootFullName, "Common", "Exceptions")
};
commonAppender.AddFilter(filter);
filter.ActivateOptions();
var layout = new SyslogLayout()
{
StructuredDataPrefix = "CStarter@" + serviceName
};
commonAppender.Layout = layout;
layout.ActivateOptions();
commonAppender.ActivateOptions();
}
RollingFileAppender starterAppender = (RollingFileAppender)hier.GetAppenders().Where(a => a.Name.Equals("StarterAppender")).FirstOrDefault();
if (null != starterAppender)
{
starterAppender.File = Path.Combine(logRootFullName, "CStarter", "logs.txt");
var filter = new LogExceptionToFileFilter()
{
ExceptionLogFolder = Path.Combine(logRootFullName, "CStarter", "Exceptions")
};
starterAppender.AddFilter(filter);
filter.ActivateOptions();
var layout = new SyslogLayout()
{
StructuredDataPrefix = "CStarter@" + serviceName
};
starterAppender.Layout = layout;
layout.ActivateOptions();
starterAppender.ActivateOptions();
}
}
}
public void ActivateOptionsTestNoStructuredDataPrefixSet()
{
SyslogLayout layout = new SyslogLayout();
Assert.That(
() => layout.ActivateOptions(),
Throws.Exception
.TypeOf <ArgumentNullException>()
.With.Property("ParamName").EqualTo("StructuredDataPrefix")
);
}
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"));
}
}
