public void ToString_2Items_infoAtQowaivDotOrgCommaTestAtQowaivDotOrg()
        {
            var collection = new EmailAddressCollection(EmailAddress.Parse("*****@*****.**"), EmailAddress.Parse("*****@*****.**"));

            var exp = "[email protected],[email protected]";
            var act = collection.ToString();

            Assert.AreEqual(exp, act);
        }
        public void ToString_EmptyCollection_StringEmpty()
        {
            var collection = new EmailAddressCollection();

            var exp = string.Empty;
            var act = collection.ToString();

            Assert.AreEqual(exp, act);
        }
        public void ToString_EmptyCollection_StringEmpty()
        {
            var collection = new EmailAddressCollection();

            var exp = string.Empty;
            var act = collection.ToString();

            Assert.AreEqual(exp, act);
        }
        public void ToString_2Items_infoAtQowaivDotOrgCommaTestAtQowaivDotOrg()
        {
            var collection = new EmailAddressCollection(EmailAddress.Parse("*****@*****.**"), EmailAddress.Parse("*****@*****.**"));

            var exp = "[email protected],[email protected]";
            var act = collection.ToString();

            Assert.AreEqual(exp, act);
        }