lib/ntdb/test/api-20-alloc-attr.c

   1 #include "config.h"
   2 #include "ntdb.h"
   3 #include "tap-interface.h"
   4 #include <ccan/hash/hash.h>
   5 #include <sys/types.h>
   6 #include <sys/stat.h>
   7 #include <fcntl.h>
   8 #include <assert.h>
   9
  10 #include "logging.h"
  11
  12 static const struct ntdb_context *curr_ntdb;
  13 static const struct ntdb_file *curr_file;
  14
  15 static int owner_null_count,
  16         owner_weird_count, alloc_count, free_count, expand_count;
  17
  18 static void *test_alloc(const void *owner, size_t len, void *priv_data)
  19 {
  20         void *ret;
  21
  22         if (!owner) {
  23                 owner_null_count++;
  24         } else if (owner != curr_ntdb && owner != curr_file) {
  25                 owner_weird_count++;
  26         }
  27
  28         alloc_count++;
  29         ret = malloc(len);
  30
  31         /* The first time, this is the current ntdb, next is
  32          * for the file struct. */
  33         if (!owner) {
  34                 if (!curr_ntdb) {
  35                         curr_ntdb = ret;
  36                 } else if (!curr_file) {
  37                         curr_file = ret;
  38                 }
  39         }
  40         assert(priv_data == &owner_weird_count);
  41         return ret;
  42 }
  43
  44 static void *test_expand(void *old, size_t newlen, void *priv_data)
  45 {
  46         expand_count++;
  47
  48         assert(priv_data == &owner_weird_count);
  49         return realloc(old, newlen);
  50 }
  51
  52 static void test_free(void *old, void *priv_data)
  53 {
  54         assert(priv_data == &owner_weird_count);
  55         if (old) {
  56                 free_count++;
  57         }
  58         free(old);
  59 }
  60
  61 int main(int argc, char *argv[])
  62 {
  63         unsigned int i, j;
  64         union ntdb_attribute alloc_attr;
  65         struct ntdb_context *ntdb;
  66         int flags[] = { NTDB_INTERNAL, NTDB_DEFAULT, NTDB_NOMMAP,
  67                         NTDB_INTERNAL|NTDB_CONVERT, NTDB_CONVERT,
  68                         NTDB_NOMMAP|NTDB_CONVERT };
  69         NTDB_DATA key = { (unsigned char *)&j, sizeof(j) };
  70         NTDB_DATA data = { (unsigned char *)&j, sizeof(j) };
  71
  72         alloc_attr.base.next = &tap_log_attr;
  73         alloc_attr.base.attr = NTDB_ATTRIBUTE_ALLOCATOR;
  74
  75         alloc_attr.alloc.alloc = test_alloc;
  76         alloc_attr.alloc.expand = test_expand;
  77         alloc_attr.alloc.free = test_free;
  78         alloc_attr.alloc.priv_data = &owner_weird_count;
  79
  80         plan_tests(sizeof(flags) / sizeof(flags[0]) * (1 + 700 * 3 + 4) + 1);
  81
  82         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  83                 curr_ntdb = NULL;
  84                 curr_file = NULL;
  85                 ntdb = ntdb_open("run-12-store.ntdb", flags[i]|MAYBE_NOSYNC,
  86                                O_RDWR|O_CREAT|O_TRUNC, 0600, &alloc_attr);
  87                 ok1(ntdb);
  88                 if (!ntdb)
  89                         continue;
  90
  91                 for (j = 0; j < 700; j++) {
  92                         NTDB_DATA d = { NULL, 0 }; /* Bogus GCC warning */
  93                         ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == 0);
  94                         ok1(ntdb_fetch(ntdb, key, &d) == NTDB_SUCCESS);
  95                         ok1(ntdb_deq(d, data));
  96                         test_free(d.dptr, &owner_weird_count);
  97                 }
  98                 ntdb_close(ntdb);
  99
 100                 ok1(owner_null_count == 2+i*2);
 101                 ok1(owner_weird_count == 0);
 102                 ok1(alloc_count == free_count);
 103                 ok1(expand_count != 0);
 104         }
 105
 106         ok1(tap_log_messages == 0);
 107         return exit_status();
 108 }