public void DefaultTracerFactory()
{
Assert.Equal(typeof(TracerFactoryBase), TracerFactoryBase.Default.GetType());
Assert.Equal(typeof(ProxyTracer), TracerFactoryBase.Default.GetTracer(null).GetType());
var newFactory = TracerFactory.Create(_ => { });
TracerFactoryBase.SetDefault(newFactory);
Assert.IsAssignableFrom <TracerFactory>(TracerFactoryBase.Default);
}
public void TraceFactory_UpdateDefault_CachedTracer()
{
var defaultTracer = TracerFactoryBase.Default.GetTracer(string.Empty);
var noopSpan = defaultTracer.StartSpan("foo");
Assert.IsType <BlankSpan>(noopSpan);
TracerFactoryBase.SetDefault(TracerFactory.Create(b => { }));
var span = defaultTracer.StartSpan("foo");
Assert.IsType <SpanSdk>(span);
var newDefaultTracer = TracerFactoryBase.Default.GetTracer(string.Empty);
Assert.NotSame(defaultTracer, newDefaultTracer);
Assert.IsType <TracerSdk>(newDefaultTracer);
}
public void TraceFactory_SetDefault()
{
var factory = TracerFactory.Create(b => { });
TracerFactoryBase.SetDefault(factory);
var defaultTracer = TracerFactoryBase.Default.GetTracer(string.Empty);
Assert.NotNull(defaultTracer);
Assert.IsType <TracerSdk>(defaultTracer);
Assert.NotSame(defaultTracer, TracerFactoryBase.Default.GetTracer("named tracerSdk"));
var span = defaultTracer.StartSpan("foo");
Assert.IsType <SpanSdk>(span);
}
public void TraceFactory_SetDefaultTwice_Throws()
{
TracerFactoryBase.SetDefault(TracerFactory.Create(b => { }));
Assert.Throws <InvalidOperationException>(() => TracerFactoryBase.SetDefault(TracerFactory.Create(b => { })));
}
public void TraceFactory_SetDefaultNull()
{
Assert.Throws <ArgumentNullException>(() => TracerFactoryBase.SetDefault(null));
}