public void ShouldFailWithInvalidGenericArguments() { var query = from d in data.ToInjectable(typeof(IFunctions)) select functions.VelocityWithInvalidGenericArguments(d); var error = Assert.Throws <InvalidOperationException>(() => query.ToList()); Assert.Equal("Unable to retrieve lambda expression from NeinLinq.Fakes.InjectableQuery.ConcreteFunctions.VelocityWithInvalidGenericArguments: no matching parameterless member found.", error.Message); }