public void MeterFactory_UpdateDefault_CachedTracer()
{
var defaultMeter = MeterFactoryBase.Default.GetMeter(string.Empty);
var noOpCounter = defaultMeter.CreateDoubleCounter("ctr");
Assert.IsType <NoOpCounterMetric <double> >(noOpCounter);
MeterFactoryBase.SetDefault(MeterFactory.Create(b => { }));
var counter = defaultMeter.CreateDoubleCounter("ctr");
Assert.IsType <DoubleCounterMetricSdk>(counter);
var newdefaultMeter = MeterFactoryBase.Default.GetMeter(string.Empty);
Assert.NotSame(defaultMeter, newdefaultMeter);
Assert.IsType <MeterSdk>(newdefaultMeter);
}
public void MeterFactory_SetDefault()
{
var factory = MeterFactory.Create(b => { });
MeterFactoryBase.SetDefault(factory);
var defaultMeter = MeterFactoryBase.Default.GetMeter(string.Empty);
Assert.NotNull(defaultMeter);
Assert.IsType <MeterSdk>(defaultMeter);
Assert.NotSame(defaultMeter, MeterFactoryBase.Default.GetMeter("named meter"));
var counter = defaultMeter.CreateDoubleCounter("ctr");
Assert.IsType <DoubleCounterMetricSdk>(counter);
}
public void MeterFactory_SetDefaultTwice_Throws()
{
MeterFactoryBase.SetDefault(MeterFactory.Create(b => { }));
Assert.Throws <InvalidOperationException>(() => MeterFactoryBase.SetDefault(MeterFactory.Create(b => { })));
}
public void MeterFactory_SetDefaultNull()
{
Assert.Throws <ArgumentNullException>(() => MeterFactoryBase.SetDefault(null));
}
