@Test
public void testDeepHashCode() {

    TableImpl<Node> table1 = new TableImpl<Node>(Node.class, false);
    table1.addColumn("Id", Integer.class);
    TableImpl<Node> table2 = new TableImpl<Node>(Node.class, false);
    table2.addColumn("Id", Integer.class);
    Assert.assertEquals(table1.deepHashCode(), table2.deepHashCode());
}