System.Data.Tests.ConstraintCollectionTest2.Add_RelationFirst_ConstraintNext C# (CSharp) Метод

        public void Add_RelationFirst_ConstraintNext()
        {
            var ds = new DataSet();
            DataTable table1 = ds.Tables.Add("table1");
            DataTable table2 = ds.Tables.Add("table2");
            DataColumn pcol = table1.Columns.Add("col1");
            DataColumn ccol = table2.Columns.Add("col1");

            ds.Relations.Add("fk_rel", pcol, ccol);

            Assert.Throws<DataException>(() => table2.Constraints.Add("fk_cons", pcol, ccol));
            Assert.Throws<DataException>(() => table1.Constraints.Add("pk_cons", pcol, false));
        }