public void ReportsInformationWithCustomProperties()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Info);
var logger = NLog.LogManager.GetCurrentClassLogger();
NLog.LogManager.Configuration.DefaultCultureInfo = System.Globalization.CultureInfo.InvariantCulture;
// Render the string value without quotes; render the double value with fixed decimal point, 1 digit after decimal point
string message = "{alpha:l}{bravo}{charlie}";
logger.Info(message, "aaa", 75.5, false);
observer.Verify(s => s.OnNext(It.Is <EventData>(data =>
data.Payload["Message"].Equals("aaa75.5false") &&
data.Level == LogLevel.Informational &&
data.Payload["alpha"].Equals("aaa") &&
data.Payload["bravo"].Equals(75.5) &&
data.Payload["charlie"].Equals(false)
)));
}
}
public void ReportsError()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Info);
var logger = NLog.LogManager.GetCurrentClassLogger();
Exception e = new Exception();
e.Data["ID"] = 23;
string message = "Something bad happened but we do not care that much";
logger.Error(e, message);
observer.Verify(s => s.OnNext(It.Is <EventData>(data =>
data.Payload["Message"].Equals(message) &&
ContainsException(data, e) &&
data.Level == LogLevel.Error &&
(data.Payload["Exception"] as Exception).Data["ID"].Equals(23)
)));
}
}
public void HandlesDuplicatePropertyNames()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Trace);
var logger = NLog.LogManager.GetCurrentClassLogger();
Exception e = new Exception("Whoa!");
const string message = "I say: {Message} and you pay attention, no {Exception:l}";
logger.Warn(e, message, "Keyser Söze", "excuses");
observer.Verify(s => s.OnNext(It.Is <EventData>(data =>
data.Payload["Message"].Equals("I say: \"Keyser Söze\" and you pay attention, no excuses") &&
data.Payload["Exception"].Equals(e) &&
data.Payload[data.Payload.Keys.First(key => key.StartsWith("Message") && !key.EndsWith("Template") && key != "Message")].Equals("Keyser Söze") &&
data.Payload[data.Payload.Keys.First(key => key.StartsWith("Exception") && key != "Exception")].Equals("excuses")
)), Times.Exactly(1));
healthReporterMock.Verify(o => o.ReportWarning(
It.Is <string>(s => s.Contains("already exist in the event payload")),
It.Is <string>(s => s == nameof(NLogInput))),
Times.Exactly(2));
}
}
public void ReportsTargetContextProperties()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
nlogTarget.ContextProperties.Add(new NLog.Targets.TargetPropertyWithContext()
{
Name = "ThreadId", Layout = "${threadid}"
});
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Info);
var logger = NLog.LogManager.GetCurrentClassLogger();
string messageTemplate = "Hello, {Name}!";
logger.Info(messageTemplate, "World");
observer.Verify(s => s.OnNext(It.Is <EventData>(data =>
data.Payload["Message"].Equals("Hello, \"World\"!") &&
data.Level == LogLevel.Informational &&
!data.Payload["ThreadId"].Equals(0)
)));
}
}
public void ReportsSimpleInformation()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Info);
var logger = NLog.LogManager.GetCurrentClassLogger();
string message = "Just an information";
logger.Info(message);
observer.Verify(s => s.OnNext(It.Is <EventData>(data =>
data.Payload["Message"].Equals(message) &&
data.Level == LogLevel.Informational
)));
}
}
public void ValidConfigurationCanWriteToInputPipeline()
{
var healthReportMock = new Mock <IHealthReporter>();
var mockOutput = new Mock <IOutput>();
using (var nlogInput = new NLogInput(healthReportMock.Object))
using (var pipeline = new DiagnosticPipeline(
healthReportMock.Object,
new[] { nlogInput },
new IFilter[0],
new[] { new EventSink(mockOutput.Object, new IFilter[0]) }))
{
var input = pipeline.ConfigureNLogInput(NLog.LogLevel.Info);
Assert.NotNull(input);
var logger = NLog.LogManager.GetCurrentClassLogger();
logger.Info("some message");
}
mockOutput.Verify(
output => output.SendEventsAsync(It.Is <IReadOnlyCollection <EventData> >(c => c.Count == 1),
It.IsAny <long>(), It.IsAny <CancellationToken>()), Times.Exactly(1));
}
public void ReportsLevelsProperly()
{
var healthReporterMock = new Mock <IHealthReporter>();
var observer = new Mock <IObserver <EventData> >();
using (var nlogTarget = new NLogInput(healthReporterMock.Object))
using (nlogTarget.Subscribe(observer.Object))
{
NLog.Config.SimpleConfigurator.ConfigureForTargetLogging(nlogTarget, NLog.LogLevel.Trace);
var logger = NLog.LogManager.GetCurrentClassLogger();
logger.Info("Info");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Informational)));
observer.ResetCalls();
logger.Debug("Debug");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Verbose)));
observer.ResetCalls();
logger.Trace("Verbose");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Verbose)));
observer.ResetCalls();
logger.Warn("Warning");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Warning)));
observer.ResetCalls();
logger.Error("Error");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Error)));
observer.ResetCalls();
logger.Fatal("Fatal");
observer.Verify(s => s.OnNext(It.Is <EventData>(data => data.Level == LogLevel.Critical)));
observer.ResetCalls();
}
}
