public void RemoveConstraint()
        {
            TableDefinition table = new TableDefinition("Foo");
            IConstraintDefinition constraint = new DefaultConstraintDefinition("DF_Bar");

            table.AddConstraint(constraint);

            table.RemoveConstraint("XX_Bar");
            Assert.AreEqual(1, table.Constraints.Count);

            table.RemoveConstraint("df_Bar");
            Assert.AreEqual(0, table.Constraints.Count);
        }