public void WhenCustomizeThenCallCustomizer() { var mapdoc = new HbmMapping(); var component = new HbmDynamicComponent(); var mapper = new DynamicComponentMapper(component, For <Person> .Property(p => p.Info), mapdoc); var propertyInfo = (new { A = (MyClass)null }).GetType().GetProperty("A"); var called = false; mapper.ManyToOne(propertyInfo, x => called = true); Assert.That(called, Is.True); }