public void CreateTraceMonitor_AllErrors()
{
ParameterInfo parameter = typeof(Functions).GetMethod("AllErrors").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
TraceFilter.AnonymousTraceFilter traceFilter = (TraceFilter.AnonymousTraceFilter)traceMonitor.Filters.Single();
Assert.Equal("One or more WebJob errors have occurred.", traceFilter.Message);
int notification = 0;
traceMonitor.Subscribe(p => notification++);
Assert.Equal(0, traceFilter.GetEvents().Count());
traceMonitor.Trace(new TraceEvent(TraceLevel.Error, "Error1"));
IEnumerable <TraceEvent> traceEvents = traceFilter.GetEvents();
Assert.Equal(1, traceEvents.Count());
Assert.Equal("Error1", traceEvents.Single().Message);
traceMonitor.Trace(new TraceEvent(TraceLevel.Error, "Error2"));
traceEvents = traceFilter.GetEvents();
Assert.Equal(1, traceEvents.Count());
Assert.Equal("Error2", traceEvents.Single().Message);
Assert.Equal(2, notification);
}
public void CreateTraceMonitor_AllErrors_Customized()
{
ParameterInfo parameter = typeof(Functions).GetMethod("AllErrors_Customized").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
Assert.Equal(TimeSpan.Parse("00:30:00"), traceMonitor.NotificationThrottle);
TraceFilter.AnonymousTraceFilter traceFilter = (TraceFilter.AnonymousTraceFilter)traceMonitor.Filters.Single();
Assert.Equal("Custom Message", traceFilter.Message);
int notification = 0;
traceMonitor.Subscribe(p => notification++);
Assert.Equal(0, traceFilter.GetEvents().Count());
traceMonitor.Trace(new TraceEvent(TraceLevel.Error, "Error1"));
Assert.Equal(1, traceFilter.GetEvents().Count());
Assert.Equal("Error1", traceFilter.GetEvents().Single().Message);
traceMonitor.Trace(new TraceEvent(TraceLevel.Error, "Error2"));
Assert.Equal(1, traceFilter.GetEvents().Count());
Assert.Equal("Error2", traceFilter.GetEvents().Single().Message);
// expect second notification to be ignored due to throttle
Assert.Equal(1, notification);
}
public void CreateTraceMonitor_FunctionErrorHandler_CustomFilterType()
{
ParameterInfo parameter = typeof(Functions).GetMethod("Test2ErrorHandler").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
ErrorTriggerListener.CompositeTraceFilter traceFilter = (ErrorTriggerListener.CompositeTraceFilter)traceMonitor.Filters.Single();
Assert.NotNull(traceFilter);
Assert.Equal(typeof(Functions.CustomTraceFilter), traceFilter.InnerTraceFilter.GetType());
// first log a function exception for a *different* function
// don't expect it to pass filter
FunctionInvocationException functionException = new FunctionInvocationException("Function failed", Guid.Empty,
"Microsoft.Azure.WebJobs.Extensions.Tests.Core.ErrorTriggerListenerTests+Functions.Foo", new Exception("Kaboom!"));
TraceEvent traceEvent = new TraceEvent(TraceLevel.Error, "Kaboom!", null, functionException);
traceMonitor.Trace(traceEvent);
Assert.Equal(0, traceFilter.GetEvents().Count());
functionException = new FunctionInvocationException("Function failed", Guid.Empty,
"Microsoft.Azure.WebJobs.Extensions.Tests.Core.ErrorTriggerListenerTests+Functions.Test2", new Exception("Kaboom!"));
traceEvent = new TraceEvent(TraceLevel.Error, "Kaboom!", null, functionException);
traceMonitor.Trace(traceEvent);
Assert.Equal(1, traceFilter.GetEvents().Count());
Assert.Same(functionException, traceFilter.GetEvents().Single().Exception);
}
public void CreateTraceMonitor_FunctionErrorHandler()
{
ParameterInfo parameter = typeof(Functions).GetMethod("TestErrorHandler").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
TraceFilter.AnonymousTraceFilter traceFilter = (TraceFilter.AnonymousTraceFilter)traceMonitor.Filters.Single();
Assert.Equal("Function 'Functions.Test' failed.", traceFilter.Message);
// first log a function exception for a *different* function
// don't expect it to pass filter
FunctionInvocationException functionException = new FunctionInvocationException("Function failed", new Exception("Kaboom!"))
{
MethodName = "Microsoft.Azure.WebJobs.Extensions.Tests.Core.ErrorTriggerListenerTests+Functions.Foo"
};
TraceEvent traceEvent = new TraceEvent(TraceLevel.Error, "Kaboom!", null, functionException);
traceMonitor.Trace(traceEvent);
Assert.Equal(0, traceFilter.GetEvents().Count());
functionException = new FunctionInvocationException("Function failed", new Exception("Kaboom!"))
{
MethodName = "Microsoft.Azure.WebJobs.Extensions.Tests.Core.ErrorTriggerListenerTests+Functions.Test"
};
traceEvent = new TraceEvent(TraceLevel.Error, "Kaboom!", null, functionException);
traceMonitor.Trace(traceEvent);
Assert.Equal(1, traceFilter.GetEvents().Count());
Assert.Same(functionException, traceFilter.GetEvents().Single().Exception);
}
public void CreateTraceMonitor_SlidingWindow_Customized()
{
ParameterInfo parameter = typeof(Functions).GetMethod("SlidingWindowErrorHandler_Customized").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
SlidingWindowTraceFilter traceFilter = (SlidingWindowTraceFilter)traceMonitor.Filters.Single();
Assert.Equal(5, traceFilter.Threshold);
Assert.Equal("Custom Message", traceFilter.Message);
}
public void CreateTraceMonitor_SlidingWindow()
{
ParameterInfo parameter = typeof(Functions).GetMethod("SlidingWindowErrorHandler").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
SlidingWindowTraceFilter traceFilter = (SlidingWindowTraceFilter)traceMonitor.Filters.Single();
Assert.Equal(5, traceFilter.Threshold);
Assert.Equal("5 events at level 'Error' or lower have occurred within time window 00:05:00.", traceFilter.Message);
}
public void CreateTraceMonitor_CustomFilterType()
{
ParameterInfo parameter = typeof(Functions).GetMethod("CustomFilterType").GetParameters()[0];
TraceMonitor traceMonitor = ErrorTriggerListener.CreateTraceMonitor(parameter, _mockExecutor.Object);
Assert.Equal(TimeSpan.Parse("00:30:00"), traceMonitor.NotificationThrottle);
Functions.CustomTraceFilter traceFilter = (Functions.CustomTraceFilter)traceMonitor.Filters.Single();
Assert.NotNull(traceFilter);
}
