ccan/ntdb: demote to junkcode.

[ccan] / junkcode / rusty@rustcorp.com.au-ntdb / test / api-20-alloc-attr.c

diff --git a/junkcode/rusty@rustcorp.com.au-ntdb/test/api-20-alloc-attr.c b/junkcode/rusty@rustcorp.com.au-ntdb/test/api-20-alloc-attr.c
new file mode 100644 (file)
index 0000000..868764f
--- /dev/null
+++ b/junkcode/rusty@rustcorp.com.au-ntdb/test/api-20-alloc-attr.c
@@ -0,0 +1,107 @@
+#include "config.h"
+#include "../ntdb.h"
+#include "../private.h"
+#include "tap-interface.h"
+#include <ccan/hash/hash.h>
+#include <assert.h>
+
+#include "logging.h"
+#include "helpapi-external-agent.h"
+
+static const struct ntdb_context *curr_ntdb;
+static const struct ntdb_file *curr_file;
+
+static int owner_null_count,
+       owner_weird_count, alloc_count, free_count, expand_count;
+
+static void *test_alloc(const void *owner, size_t len, void *priv_data)
+{
+       void *ret;
+
+       if (!owner) {
+               owner_null_count++;
+       } else if (owner != curr_ntdb && owner != curr_file) {
+               owner_weird_count++;
+       }
+
+       alloc_count++;
+       ret = malloc(len);
+
+       /* The first time, this is the current ntdb, next is
+        * for the file struct. */
+       if (!owner) {
+               if (!curr_ntdb) {
+                       curr_ntdb = ret;
+               } else if (!curr_file) {
+                       curr_file = ret;
+               }
+       }
+       assert(priv_data == &owner_weird_count);
+       return ret;
+}
+
+static void *test_expand(void *old, size_t newlen, void *priv_data)
+{
+       expand_count++;
+
+       assert(priv_data == &owner_weird_count);
+       return realloc(old, newlen);
+}
+
+static void test_free(void *old, void *priv_data)
+{
+       assert(priv_data == &owner_weird_count);
+       if (old) {
+               free_count++;
+       }
+       free(old);
+}
+
+int main(int argc, char *argv[])
+{
+       unsigned int i, j;
+       union ntdb_attribute alloc_attr;
+       struct ntdb_context *ntdb;
+       int flags[] = { NTDB_INTERNAL, NTDB_DEFAULT, NTDB_NOMMAP,
+                       NTDB_INTERNAL|NTDB_CONVERT, NTDB_CONVERT,
+                       NTDB_NOMMAP|NTDB_CONVERT };
+       NTDB_DATA key = { (unsigned char *)&j, sizeof(j) };
+       NTDB_DATA data = { (unsigned char *)&j, sizeof(j) };
+
+       alloc_attr.base.next = &tap_log_attr;
+       alloc_attr.base.attr = NTDB_ATTRIBUTE_ALLOCATOR;
+
+       alloc_attr.alloc.alloc = test_alloc;
+       alloc_attr.alloc.expand = test_expand;
+       alloc_attr.alloc.free = test_free;
+       alloc_attr.alloc.priv_data = &owner_weird_count;
+
+       plan_tests(sizeof(flags) / sizeof(flags[0]) * (1 + 700 * 3 + 4) + 1);
+
+       for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+               curr_ntdb = NULL;
+               curr_file = NULL;
+               ntdb = ntdb_open("run-20-alloc-attr.ntdb", flags[i]|MAYBE_NOSYNC,
+                              O_RDWR|O_CREAT|O_TRUNC, 0600, &alloc_attr);
+               ok1(ntdb);
+               if (!ntdb)
+                       continue;
+
+               for (j = 0; j < 700; j++) {
+                       NTDB_DATA d = { NULL, 0 }; /* Bogus GCC warning */
+                       ok1(ntdb_store(ntdb, key, data, NTDB_REPLACE) == 0);
+                       ok1(ntdb_fetch(ntdb, key, &d) == NTDB_SUCCESS);
+                       ok1(ntdb_deq(d, data));
+                       test_free(d.dptr, &owner_weird_count);
+               }
+               ntdb_close(ntdb);
+
+               ok1(owner_null_count == 2+i*2);
+               ok1(owner_weird_count == 0);
+               ok1(alloc_count == free_count);
+               ok1(expand_count != 0);
+       }
+
+       ok1(tap_log_messages == 0);
+       return exit_status();
+}