public TestComposition Remove(TestComposition composition) => RemoveAssemblies(composition.Assemblies).RemoveParts(composition.Parts).RemoveExcludedPartTypes(composition.ExcludedPartTypes);
public TestComposition Add(TestComposition composition) => AddAssemblies(composition.Assemblies).AddParts(composition.Parts).AddExcludedPartTypes(composition.ExcludedPartTypes);