public void should_append_with_empty_prefix()
{
var bytes = new byte[256];
const string message = "Test log message";
var byteLength = Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
var logEventHeader = new LogEventHeader();
var appender = new MemoryAppender("");
appender.WriteEvent(logEventHeader, bytes, byteLength);
appender.WriteEvent(logEventHeader, bytes, byteLength);
appender.Flush();
var logLine = $"{message}{Environment.NewLine}";
Check.That(appender.ToString()).IsEqualTo(logLine + logLine);
}
public void should_log_to_file()
{
var bytes = new byte[256];
var message = "Test log message";
var byteLength = Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
var logEventHeader = new LogEventHeader
{
Level = Level.Info,
Name = "TestLog",
ThreadId = 42,
Timestamp = DateTime.UtcNow,
};
_appender.WriteEvent(logEventHeader, bytes, byteLength);
_appender.Flush();
var written = GetLastLine();
Check.That(written).IsEqualTo($"{logEventHeader.Timestamp.Date:yyyy-MM-dd} - {logEventHeader.Timestamp.TimeOfDay.ToString(@"hh\:mm\:ss\.fff")} - {logEventHeader.ThreadId} - INFO - TestLog || " + message);
}
public void should_append_newline_even_when_there_are_not_enough_bytes_left_in_buffer()
{
var bytes = new byte[4];
const string message = "Fooo";
var logEventHeader = new LogEventHeader();
var appender = new MemoryAppender("");
Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
appender.WriteEvent(logEventHeader, bytes, 2);
Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
appender.WriteEvent(logEventHeader, bytes, 3);
Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
appender.WriteEvent(logEventHeader, bytes, 4);
appender.Flush();
Check.That(appender.ToString()).IsEqualTo($"Fo{Environment.NewLine}Foo{Environment.NewLine}Fooo{Environment.NewLine}");
}
public void should_write_prefix(string pattern, string expectedResult)
{
var prefixWriter = new PrefixWriter(pattern);
var logEventHeader = new LogEventHeader
{
Level = Level.Info,
Name = "TestLog",
ThreadId = 42,
Timestamp = new DateTime(2020, 01, 02, 03, 04, 05, 06)
};
using var stream = new MemoryStream();
var bytesWritten = prefixWriter.WritePrefix(stream, logEventHeader, Encoding.UTF8);
Check.That(bytesWritten).IsEqualTo((int)stream.Position);
var result = Encoding.UTF8.GetString(stream.GetBuffer(), 0, bytesWritten);
Check.That(result).IsEqualTo(expectedResult);
}
public void should_append()
{
var bytes = new byte[256];
const string message = "Test log message";
var byteLength = Encoding.Default.GetBytes(message, 0, message.Length, bytes, 0);
var logEventHeader = new LogEventHeader
{
Level = Level.Info,
Name = "TestLog",
ThreadId = 42,
Timestamp = DateTime.UtcNow,
};
var appender = new MemoryAppender("%date - %time - %thread - %level - %logger || ");
appender.WriteEvent(logEventHeader, bytes, byteLength);
appender.WriteEvent(logEventHeader, bytes, byteLength);
appender.Flush();
var logLine = $"{logEventHeader.Timestamp.Date:yyyy-MM-dd} - {logEventHeader.Timestamp.TimeOfDay:hh\\:mm\\:ss\\.fffffff} - {logEventHeader.ThreadId} - INFO - TestLog || {message}{Environment.NewLine}";
Check.That(appender.ToString()).IsEqualTo(logLine + logLine);
}
