protected override bool Compare(Variant <int> a, Variant <int> b) => a.Equals(b);
protected static IEnumerable <Variant <T> > GetVariantValues <T>(IEnumerable <T> values) => values.Select(x => Variant.Create(x, Configuration));
public override void Verify_Compare_Variant_Subject_Is_Correct(Variant a, Variant <int> b, bool expectedResult) => base.Verify_Compare_Variant_Subject_Is_Correct(a, b, expectedResult);