/* this returns memory that caller must free */
int set_to_buf(void *set, char **buf, size_t *len) {
int rc=-1;
char *key, *val;
tpl_node *tn = tpl_map("A(ss)",&key,&val); assert(tn);
kv_t *kv = NULL;
while (kv = kv_next(set,kv)) {
key = kv->key;
val = kv->val;
tpl_pack(tn,1);
}
if (tpl_dump(tn,TPL_MEM,buf,len) < 0) goto done;
tpl_free(tn);
rc = 0;
done:
return rc;
}
/******************************************************************************
* the test itself
*****************************************************************************/
int main(int argc, char *argv[]) {
char *dir = mktmpdir();
void *sp = kv_spoolwriter_new(dir);
if (!sp) exit(-1);
void *set = kv_set_new();
kv_adds(set, "hello", "again");
kv_adds(set, "second", "life");
kv_spool_write(sp,set);
/* scan spool to validate expected file creation */
scan_spool(0);
/* replace a value in the set, spool the set out. it should append
* to the spool file previously created. */
printf("spooling second frame\n");
kv_adds(set, "second", "time");
kv_spool_write(sp,set);
kv_spoolwriter_free(sp);
/* verify spool has updated according to expectation */
scan_spool(0);
printf("clear set\n");
kv_set_clear(set);
/* loop over them */
kv_t *kv = NULL;
while ( (kv = kv_next(set, kv))) {
printf("key [%.*s], val [%.*s]\n", kv->klen, kv->key, kv->vlen, kv->val);
}
printf("reading from spool\n");
/* now try reading the spool */
sp = kv_spoolreader_new(dir);
int rc;
while ( (rc=kv_spool_read(sp, set, 0)) == 1) {
printf("reader read frame:\n");
kv = NULL;
while ( (kv = kv_next(set, kv))) {
printf(" key [%.*s], val [%.*s]\n", kv->klen, kv->key, kv->vlen, kv->val);
}
}
printf("kv_spool_read returned %d\n", rc);
kv_spoolreader_free(sp);
/* now reset it and read again */
printf("resetting the spool directory for another round of reading\n");
sp_reset(dir);
sp = kv_spoolreader_new(dir);
while ( (rc=kv_spool_read(sp, set, 0)) == 1) {
printf("reader read frame:\n");
kv = NULL;
while ( (kv = kv_next(set, kv))) {
printf(" key [%.*s], val [%.*s]\n", kv->klen, kv->key, kv->vlen, kv->val);
}
}
printf("kv_spool_read returned %d\n", rc);
kv_spoolreader_free(sp);
kv_set_free(set);
scan_spool(1);
return 0;
}
