public void ReadsSegment()
{
var stream = CreateStream("2012-03-05 13:56:12;warn;Program;\"Test message\";TextException\r\n");
var format = new CsvLogFormat {
ReadHeader = false,
Delimeter = ';',
FieldCount = 5
};
var subject = new ReplaySubject<RecordSegment>();
format.ReadSegments(subject, stream, CancellationToken.None).Wait();
subject.OnCompleted();
var segment = subject.ToEnumerable().FirstOrDefault();
Assert.Equal(0, segment.Offset);
Assert.Equal(stream.Length, segment.Length);
}
public void GuessesOptionsFromHeader()
{
var stream1 = CreateStream("time;level;message;logger;exception");
var stream2 = CreateStream("time,level,message,logger,exception");
var format = new CsvLogFormat {ReadHeader = true};
format.ReadSegments(new Subject<RecordSegment>(), stream1, CancellationToken.None).Wait();
Assert.Equal(';', format.Delimeter);
Assert.Equal(5, format.FieldCount);
Assert.Equal(0, format.TimestampFieldIndex);
Assert.Equal(1, format.LevelFieldIndex);
Assert.Equal(2, format.MessageFieldIndex);
Assert.Equal(3, format.LoggerFieldIndex);
Assert.Equal(4, format.ExceptionFieldIndex);
format = new CsvLogFormat {ReadHeader = true};
format.ReadSegments(new Subject<RecordSegment>(), stream2, CancellationToken.None).Wait();
Assert.Equal(',', format.Delimeter);
}
public void DeserializesRecord()
{
var bytes = Encoding.UTF8.GetBytes("2012-01-01 01:39:40;Info;\"Quoted \r\n field \r \n\";Program;Exception");
var format = new CsvLogFormat {
Delimeter = ';',
FieldCount = 5,
TimestampFieldIndex = 0,
LevelFieldIndex = 1,
MessageFieldIndex = 2,
LoggerFieldIndex = 3,
ExceptionFieldIndex = 4
};
var record = format.DeserializeRecord(new ArraySegment<byte>(bytes));
Assert.Equal(new DateTime(2012, 1, 1, 1, 39, 40), record.Timestamp);
Assert.Equal(LogLevel.Info, record.Level);
Assert.Equal("Quoted \r\n field \r \n", record.Message);
Assert.Equal("Program", record.Logger);
Assert.Equal("Exception", record.Exception);
}
public void ReadsSegmentWithQuotedField()
{
var stream = CreateStream(
"time;level;message;logger;exception\r\n" +
"2012-01-01 00:00:00;Info;\"Quoted \r\n field \r \n\";Program;Exception\r\n");
var format = new CsvLogFormat();
var subject = new ReplaySubject<RecordSegment>();
format.ReadSegments(subject, stream, CancellationToken.None).Wait();
subject.OnCompleted();
var segment = subject.ToEnumerable().FirstOrDefault();
Assert.Equal(37, segment.Offset);
Assert.Equal(68, segment.Length);
}