I have a .NET assembly which I have exposed to COM via a tlb file, and an installer which registers the tlb. I have manually checked that the installer works correctly and t
You should be able to create a wrapper class to your installed COM component using TLBImp then run your tests against that. You'll basically be writing a .Net assembly, installing that to COM then testing against the wrapper class so your tests will be routed as if it was called by a COM component