public void IsTransientTest()
        {
            Domain1 a = new Domain1();

            Assert.IsTrue(a.IsTransient());
            a.DomaionBizId = "a";
            Assert.IsFalse(a.IsTransient());
        }
        public void GetHashCodeTest()
        {
            var a = new Domain1();
            var b = new Domain1();

            Assert.AreNotEqual(a, b);

            int aHashcode = a.GetHashCode();

            a.DomaionBizId = "a";
            Assert.AreEqual(aHashcode, a.GetHashCode());
        }