33   hb_bimap_t	bm;  in main()  local
35   assert (bm.is_empty () == true);  in main()
36   bm.set (1, 4);  in main()
37   bm.set (2, 5);  in main()
38   bm.set (3, 6);  in main()
39   assert (bm.get_population () == 3);  in main()
40   assert (bm.has (1) == true);  in main()
41   assert (bm.has (4) == false);  in main()
42   assert (bm[2] == 5);  in main()
43   assert (bm.backward (6) == 3);  in main()
44   bm.del (1);  in main()
45   assert (bm.has (1) == false);  in main()
46   assert (bm.has (3) == true);  in main()
47   bm.clear ();  in main()
48   assert (bm.get_population () == 0);  in main()