64   GRelation *relation;  in main()  local
69   relation = g_relation_new (2);  in main()
71   g_relation_index (relation, 0, g_int_hash, g_int_equal);  in main()
72   g_relation_index (relation, 1, g_int_hash, g_int_equal);  in main()
79       g_relation_insert (relation, data + i, data + i + 1);  in main()
80       g_relation_insert (relation, data + i, data + i - 1);  in main()
85       g_assert (! g_relation_exists (relation, data + i, data + i));  in main()
86       g_assert (! g_relation_exists (relation, data + i, data + i + 2));  in main()
87       g_assert (! g_relation_exists (relation, data + i, data + i - 2));  in main()
92       g_assert (g_relation_exists (relation, data + i, data + i + 1));  in main()
93       g_assert (g_relation_exists (relation, data + i, data + i - 1));  in main()
98       g_assert (g_relation_count (relation, data + i, 0) == 2);  in main()
99       g_assert (g_relation_count (relation, data + i, 1) == 2);  in main()
102   g_assert (g_relation_count (relation, data, 0) == 0);  in main()
104   g_assert (g_relation_count (relation, data + 42, 0) == 2);  in main()
105   g_assert (g_relation_count (relation, data + 43, 1) == 2);  in main()
106   g_assert (g_relation_count (relation, data + 41, 1) == 2);  in main()
107   g_relation_delete (relation, data + 42, 0);  in main()
108   g_assert (g_relation_count (relation, data + 42, 0) == 0);  in main()
109   g_assert (g_relation_count (relation, data + 43, 1) == 1);  in main()
110   g_assert (g_relation_count (relation, data + 41, 1) == 1);  in main()
112   tuples = g_relation_select (relation, data + 200, 0);  in main()
125   g_assert (g_relation_exists (relation, data + 300, data + 301));  in main()
126   g_relation_delete (relation, data + 300, 0);  in main()
127   g_assert (!g_relation_exists (relation, data + 300, data + 301));  in main()
131   g_relation_destroy (relation);  in main()
133   relation = NULL;  in main()