/// <summary>
/// This logging is done with simple methods like local logging. The <paramref name="message"/> will be extended with application information and possibly exception information.
/// </summary>
/// <param name="severityLevel">The severity level for this log.</param>
/// <param name="message">The message to log.</param>
/// <param name="exception">An optional exception that will have it's information incorporated in the message.</param>
/// <param name="memberName">Method or property name of the caller</param>
/// <param name="filePath">Full path of the source file that contains the caller. This is the file path at compile time.</param>
/// <param name="lineNumber">Line number in the source file at which the method is called</param>
public static void FallbackSafeLog(
LogSeverityLevel severityLevel,
string message,
Exception exception = null,
[CallerMemberName] string memberName = "",
[CallerFilePath] string filePath = "",
[CallerLineNumber] int lineNumber = 0)
{
try
{
var hideStackTrace = severityLevel < LogSeverityLevel.Error;
// ReSharper disable ExplicitCallerInfoArgument
var location = LocationToLogString(memberName, filePath, lineNumber);
// ReSharper restore ExplicitCallerInfoArgument
var messageWithLogInfo = $"{severityLevel}: {message}";
messageWithLogInfo += $"\r{FulcrumApplication.ToLogString()}";
messageWithLogInfo += ContextToLogString();
messageWithLogInfo += $"\r{location}";
if (exception != null)
{
messageWithLogInfo += $"\r{exception.ToLogString(hideStackTrace)}";
}
FulcrumApplication.Setup.FallbackLogger.SafeLog(severityLevel, messageWithLogInfo);
}
catch (Exception)
{
// We give up
}
}
public void FallbackSafeLog()
{
const LogSeverityLevel expectedLevel = LogSeverityLevel.Error;
const string exceptionMessage = "ExceptionMessage";
const string message = "TestMessage";
try
{
throw new TestException(exceptionMessage);
}
catch (Exception expectedException)
{
// ReSharper disable ExplicitCallerInfoArgument
LogHelper.FallbackSafeLog(expectedLevel, message, expectedException, "memberName", "filePath", 42);
// ReSharper restore ExplicitCallerInfoArgument
UT.Assert.AreEqual(expectedLevel, _loggedSeverityLevel);
UT.Assert.IsNotNull(_loggedMessage);
// ReSharper disable ExplicitCallerInfoArgument
UT.Assert.IsTrue(_loggedMessage.Contains(LogHelper.LocationToLogString("memberName", "filePath", 42)));
// ReSharper restore ExplicitCallerInfoArgument
UT.Assert.IsTrue(_loggedMessage.Contains(FulcrumApplication.ToLogString()));
}
}