public void FromString_AllCasesHandled(string serialized)
        {
            const string key        = "TT";
            var          emTechType = new EmProperty <TechType>(key);

            Assert.IsTrue(emTechType.FromString($"{key}:{serialized};"));
            Assert.AreEqual(TechType.Compass, emTechType.Value);
            Assert.AreEqual(serialized, emTechType.SerializedValue);
        }