public async Task WritesMessagesInBatches()
{
var blob = new Mock <ICloudAppendBlob>();
var buffers = new List <byte[]>();
blob.Setup(b => b.AppendAsync(It.IsAny <ArraySegment <byte> >(), It.IsAny <CancellationToken>()))
.Callback((ArraySegment <byte> s, CancellationToken ct) => buffers.Add(ToArray(s)))
.Returns(Task.CompletedTask);
var sink = new TestBlobSink(name => blob.Object);
var logger = (BatchingLogger)sink.CreateLogger("Cat");
await sink.IntervalControl.Pause;
for (int i = 0; i < 5; i++)
{
logger.Log(_timestampOne, LogLevel.Information, 0, "Text " + i, null, (state, ex) => state);
}
sink.IntervalControl.Resume();
await sink.IntervalControl.Pause;
Assert.Single(buffers);
Assert.Equal(
"2016-05-04 03:02:01.000 +00:00 [Information] Cat: Text 0" + Environment.NewLine +
"2016-05-04 03:02:01.000 +00:00 [Information] Cat: Text 1" + Environment.NewLine +
"2016-05-04 03:02:01.000 +00:00 [Information] Cat: Text 2" + Environment.NewLine +
"2016-05-04 03:02:01.000 +00:00 [Information] Cat: Text 3" + Environment.NewLine +
"2016-05-04 03:02:01.000 +00:00 [Information] Cat: Text 4" + Environment.NewLine,
Encoding.UTF8.GetString(buffers[0]));
}
public async Task GroupsByHour()
{
var blob = new Mock <ICloudAppendBlob>();
var buffers = new List <byte[]>();
var names = new List <string>();
blob.Setup(b => b.AppendAsync(It.IsAny <ArraySegment <byte> >(), It.IsAny <CancellationToken>()))
.Callback((ArraySegment <byte> s, CancellationToken ct) => buffers.Add(ToArray(s)))
.Returns(Task.CompletedTask);
var sink = new TestBlobSink(name =>
{
names.Add(name);
return(blob.Object);
});
var logger = (BatchingLogger)sink.CreateLogger("Cat");
await sink.IntervalControl.Pause;
var startDate = _timestampOne;
for (int i = 0; i < 3; i++)
{
logger.Log(startDate, LogLevel.Information, 0, "Text " + i, null, (state, ex) => state);
startDate = startDate.AddHours(1);
}
sink.IntervalControl.Resume();
await sink.IntervalControl.Pause;
Assert.Equal(3, buffers.Count);
Assert.Equal("appname/2016/05/04/03/42_filename", names[0]);
Assert.Equal("appname/2016/05/04/04/42_filename", names[1]);
Assert.Equal("appname/2016/05/04/05/42_filename", names[2]);
}