public void BackgroundLogger_LogRandomSequenceWriteSpeed()
{
#region Arrange
var expectedCount = 100;
var expectedSequence = Enumerable.Range(1, expectedCount);
var list = new List <LogRecord>();
var writeDelayCts = new CancellationTokenSource();
var lambdaLogger = new LambdaLogger(m =>
{
try
{
Task.Delay(-1, writeDelayCts.Token)
.Wait();
}
catch (Exception) { }
Task.Delay(new Random(m.GetHashCode()).Next(50)).Wait();
list.Add(m);
});
var logger = new BackgroundLogger(lambdaLogger);
foreach (var i in Enumerable.Range(1, expectedCount))
{
logger.Log(new LogRecord(i.ToString()));
}
#endregion Arrange
#region Act
var beforeCancelListCount = list.Count;
writeDelayCts.Cancel();
logger.Dispose();
#endregion Act
#region Assert
Assert.AreEqual(0, beforeCancelListCount);
Assert.AreEqual(expectedCount, list.Count);
Assert.True(list.Select(x => int.Parse(x.Message)).SequenceEqual(expectedSequence));
#endregion Assert
}
public void BackgroundLogger_Log()
{
#region Arrange
var expectedCount = 100;
var list = new List <LogRecord>();
var writeDelayCts = new CancellationTokenSource();
var lambdaLogger = new LambdaLogger(async m =>
{
try
{
await Task.Delay(-1, writeDelayCts.Token)
.ConfigureAwait(false);
}
catch (TaskCanceledException) { }
list.Add(m);
});
var logger = new BackgroundLogger(lambdaLogger);
foreach (var i in Enumerable.Range(1, expectedCount))
{
logger.Log(new LogRecord(i.ToString()));
}
#endregion Arrange
#region Act
var beforeCancelListCount = list.Count;
writeDelayCts.Cancel();
logger.Dispose();
#endregion Act
#region Assert
Assert.AreEqual(0, beforeCancelListCount);
Assert.AreEqual(expectedCount, list.Count);
#endregion Assert
}
