public void GetReference()
        {
            TableDefinition table = new TableDefinition("Foo");
            ReferenceDefinition reference = new ReferenceDefinition("IX_Bar");

            table.AddReference(reference);

            Assert.AreSame(reference, table.GetReference("ix_bar"));
            Assert.AreSame(reference, table.GetReference("ix_bAR"));
            Assert.IsNull(table.GetReference("XX_Bar"));
        }