System.Data.Tests.ConstraintCollectionTest.Indexer C# (CSharp) Метод

        public void Indexer()
        {
            var c1 = new UniqueConstraint(_table.Columns[0]) { ConstraintName = "first" };
            var c2 = new UniqueConstraint(_table.Columns[1]) { ConstraintName = "second" };

            _table.Constraints.Add(c1);
            _table.Constraints.Add(c2);

            Assert.Same(c1, _table.Constraints[0]);
            Assert.Same(c2, _table.Constraints[1]);

            Assert.Same(c1, _table.Constraints["first"]);
            Assert.Same(c2, _table.Constraints["sEcond"]); // case insensitive
        }