public static void PerformanceCounterExceptionHandler_Counter_Not_Available()
{
// Arrange
var handler = new PerformanceCounterExceptionHandler()
{
Counters = new[]
{
@"\XXXXX\XXXXXX"
},
WatchWindow = 1
};
var ex = new InvalidOperationException();
// Act
var result = handler.HandleException(ex);
// Assert
Assert.False(result);
var counters = (NameValueCollection)ex.Data["Performance Counters"];
Assert.Equal(1, counters.Count);
Assert.Equal("N/A", counters[0]);
}
public static void PerformanceCounterExceptionHandler()
{
// Arrange
var handler = new PerformanceCounterExceptionHandler()
{
Counters = new[]
{
@"\Memory\Pages/sec",
@"\PhysicalDisk(_Total)\Avg. Disk Queue Length",
@"\Processor(_Total)\% Processor Time"
}
};
var ex = new InvalidOperationException();
// Act
var result = handler.HandleException(ex);
// Assert
Assert.False(result);
var counters = (NameValueCollection)ex.Data["Performance Counters"];
Assert.Equal(3, counters.Count);
Assert.True(handler.Counters.All(name => NameValueCollectionHelper.HasKey(counters, name)));
}