System.Data.Tests.ForeignKeyConstraintTest.NoViolationTest C# (CSharp) Метод

        public void NoViolationTest()
        {
            DataTable parent = _ds.Tables[0];
            DataTable child = _ds.Tables[1];

            parent.Rows.Add(new object[] { 1, 1, 1 });
            child.Rows.Add(new object[] { 2, 2, 2 });

            try
            {
                _ds.EnforceConstraints = false;
                child.Constraints.Add(new ForeignKeyConstraint(parent.Columns[0],
                                          child.Columns[0])
                               );
            }
            finally
            {
                // clear the rows for further testing
                _ds.Clear();
                _ds.EnforceConstraints = true;
            }
        }