static void Main(string[] args)
{
var logsDirectory = new DirectoryInfo(Path.Combine(Directory.GetCurrentDirectory(), "logs"));
var rollingFileSink = new RollingFileSink(logsDirectory, RollingStyle.Date);
var logStatementDispatcher = new AsyncLogStatementDispatcher(new List <ISink> {
rollingFileSink
});
var logger = new Logger(logStatementDispatcher);
logger.LogDebug("Test Debug message");
logger.LogInformation("Test Information message");
logger.LogWarning("Test Warning message");
logger.LogError("Test Error message");
logger.Flush();
}
public void IsLoggingAsync()
{
// Arrange
var delay = 1000;
var maxTimeToWriteToLogInMilliseconds = delay;
var sink = new SimulatedSlowSink(delay);
var logStatementDispathcer = new AsyncLogStatementDispatcher(new List <ISink> {
sink
});
var sw = Stopwatch.StartNew();
// Act
var logger = new Logger(logStatementDispathcer);
logger.Log("Message");
// Assert
Assert.Less(sw.ElapsedMilliseconds, maxTimeToWriteToLogInMilliseconds);
}
public void LogStatementIsWrittenToAllSinks()
{
// Arrange
var firstSinkMock = new Mock <ISink>(MockBehavior.Strict);
var secondSinkMock = new Mock <ISink>(MockBehavior.Strict);
var thirdSinkMock = new Mock <ISink>(MockBehavior.Strict);
var dispatcher = new AsyncLogStatementDispatcher(new List <ISink> {
firstSinkMock.Object, secondSinkMock.Object, thirdSinkMock.Object
});
firstSinkMock.Setup(sink => sink.Write(It.IsAny <string>()));
secondSinkMock.Setup(sink => sink.Write(It.IsAny <string>()));
thirdSinkMock.Setup(sink => sink.Write(It.IsAny <string>()));
var logStatement = new LogStatement(DateTimeOffset.UtcNow, LogLevel.Information, "Message");
// Act
dispatcher.Dispatch(logStatement);
// Assert
firstSinkMock.Verify(sink => sink.Write(logStatement.Render()), Times.Once);
secondSinkMock.Verify(sink => sink.Write(logStatement.Render()), Times.Once);
thirdSinkMock.Verify(sink => sink.Write(logStatement.Render()), Times.Once);
}