LCOV - code coverage report
Current view: top level - lib/tdb/test - run-traverse-chain.c (source / functions) Hit Total Coverage
Test: coverage report for master 2f515e9b Lines: 23 24 95.8 %
Date: 2024-04-21 15:09:00 Functions: 3 3 100.0 %

          Line data    Source code
       1             : #include "../common/tdb_private.h"
       2             : #include "../common/io.c"
       3             : #include "../common/tdb.c"
       4             : #include "../common/lock.c"
       5             : #include "../common/freelist.c"
       6             : #include "../common/traverse.c"
       7             : #include "../common/transaction.c"
       8             : #include "../common/error.c"
       9             : #include "../common/open.c"
      10             : #include "../common/check.c"
      11             : #include "../common/hash.c"
      12             : #include "../common/mutex.c"
      13             : #include "tap-interface.h"
      14             : #include <stdlib.h>
      15             : #include "logging.h"
      16             : 
      17             : static char keystr0[] = "x";
      18             : static TDB_DATA key0 = { .dptr = (uint8_t *)keystr0,
      19             :                          .dsize = sizeof(keystr0) };
      20             : static char valuestr0[] = "y";
      21             : static TDB_DATA value0 = { .dptr = (uint8_t *)valuestr0,
      22             :                            .dsize = sizeof(valuestr0) };
      23             : 
      24             : static char keystr1[] = "aaa";
      25             : static TDB_DATA key1 = { .dptr = (uint8_t *)keystr1,
      26             :                          .dsize = sizeof(keystr1) };
      27             : static char valuestr1[] = "bbbbb";
      28             : static TDB_DATA value1 = { .dptr = (uint8_t *)valuestr1,
      29             :                            .dsize = sizeof(valuestr1) };
      30             : 
      31             : static TDB_DATA *keys[] = { &key0, &key1 };
      32             : static TDB_DATA *values[] = { &value0, &value1 };
      33             : 
      34           4 : static bool tdb_data_same(TDB_DATA d1, TDB_DATA d2)
      35             : {
      36           4 :         if (d1.dsize != d2.dsize) {
      37           0 :                 return false;
      38             :         }
      39           4 :         return (memcmp(d1.dptr, d2.dptr, d1.dsize) == 0);
      40             : }
      41             : 
      42             : struct traverse_chain_state {
      43             :         size_t idx;
      44             :         bool ok;
      45             : };
      46             : 
      47           2 : static int traverse_chain_fn(struct tdb_context *tdb,
      48             :                              TDB_DATA key,
      49             :                              TDB_DATA data,
      50             :                              void *private_data)
      51             : {
      52           2 :         struct traverse_chain_state *state = private_data;
      53             : 
      54           2 :         state->ok &= tdb_data_same(key, *keys[state->idx]);
      55           2 :         state->ok &= tdb_data_same(data, *values[state->idx]);
      56           2 :         state->idx += 1;
      57             : 
      58           2 :         return 0;
      59             : }
      60             : 
      61           1 : int main(int argc, char *argv[])
      62             : {
      63             :         struct tdb_context *tdb;
      64           1 :         struct traverse_chain_state state = { .ok = true };
      65             :         int ret;
      66             : 
      67             :         plan_tests(4);
      68             : 
      69           1 :         tdb = tdb_open_ex(
      70             :                 "traverse_chain.tdb",
      71             :                 1,
      72             :                 TDB_CLEAR_IF_FIRST,
      73             :                 O_RDWR|O_CREAT,
      74             :                 0600,
      75             :                 &taplogctx,
      76             :                 NULL);
      77           1 :         ok1(tdb);
      78             : 
      79             :         /* add in reverse order, tdb_store adds to the front of the list */
      80           1 :         ret = tdb_store(tdb, key1, value1, TDB_INSERT);
      81           1 :         ok1(ret == 0);
      82           1 :         ret = tdb_store(tdb, key0, value0, TDB_INSERT);
      83           1 :         ok1(ret == 0);
      84             : 
      85           1 :         ret = tdb_traverse_key_chain(tdb, key0, traverse_chain_fn, &state);
      86           1 :         ok1(ret == 2);
      87           1 :         ok1(state.ok);
      88             : 
      89           1 :         unlink(tdb_name(tdb));
      90             : 
      91           1 :         tdb_close(tdb);
      92             : 
      93           1 :         return exit_status();
      94             : }

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