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test/mempool: add unit test cases

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Added UT to cover below functions:
- rte_mempool_populate_anon(),
- rte_mempool_mem_iter(),

Those additions also cover mempool internals:
rte_mempool_memchunk_anon_free() and get_anon_size().

Signed-off-by: Pallantla Poornima <pallantlax.poornima@intel.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
Pallantla Poornima 2019-09-10 14:25:27 +01:00 committed by David Marchand
parent c425fb6b9b
commit 923ceaeac1
1 changed files with 74 additions and 0 deletions
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74
app/test/test_mempool.c
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@ -26,6 +26,7 @@
#include <rte_spinlock.h>
#include <rte_malloc.h>
#include <rte_mbuf_pool_ops.h>
#include <rte_mbuf.h>
#include "test.h"
@ -453,14 +454,41 @@ walk_cb(struct rte_mempool *mp, void *userdata __rte_unused)
printf("\t%s\n", mp->name);
}
struct mp_data {
int16_t ret;
};
static void
test_mp_mem_init(struct rte_mempool *mp,
__rte_unused void *opaque,
__rte_unused struct rte_mempool_memhdr *memhdr,
__rte_unused unsigned int mem_idx)
{
struct mp_data *data = opaque;
if (mp == NULL) {
data->ret = -1;
return;
}
/* nothing to be implemented here*/
data->ret = 0;
}
static int
test_mempool(void)
{
int ret = -1;
uint32_t nb_objs = 0;
uint32_t nb_mem_chunks = 0;
struct rte_mempool *mp_cache = NULL;
struct rte_mempool *mp_nocache = NULL;
struct rte_mempool *mp_stack_anon = NULL;
struct rte_mempool *mp_stack_mempool_iter = NULL;
struct rte_mempool *mp_stack = NULL;
struct rte_mempool *default_pool = NULL;
struct mp_data cb_arg = {
.ret = -1
};
const char *default_pool_ops = rte_mbuf_best_mempool_ops();
rte_atomic32_init(&synchro);
@ -490,6 +518,50 @@ test_mempool(void)
goto err;
}
/* create an empty mempool */
mp_stack_anon = rte_mempool_create_empty("test_stack_anon",
MEMPOOL_SIZE,
MEMPOOL_ELT_SIZE,
RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
SOCKET_ID_ANY, 0);
if (mp_stack_anon == NULL)
GOTO_ERR(ret, err);
/* populate an empty mempool */
ret = rte_mempool_populate_anon(mp_stack_anon);
printf("%s ret = %d\n", __func__, ret);
if (ret < 0)
GOTO_ERR(ret, err);
/* Try to populate when already populated */
ret = rte_mempool_populate_anon(mp_stack_anon);
if (ret != 0)
GOTO_ERR(ret, err);
/* create a mempool */
mp_stack_mempool_iter = rte_mempool_create("test_iter_obj",
MEMPOOL_SIZE,
MEMPOOL_ELT_SIZE,
RTE_MEMPOOL_CACHE_MAX_SIZE, 0,
NULL, NULL,
my_obj_init, NULL,
SOCKET_ID_ANY, 0);
if (mp_stack_mempool_iter == NULL)
GOTO_ERR(ret, err);
/* test to initialize mempool objects and memory */
nb_objs = rte_mempool_obj_iter(mp_stack_mempool_iter, rte_pktmbuf_init,
NULL);
if (nb_objs == 0)
GOTO_ERR(ret, err);
nb_mem_chunks = rte_mempool_mem_iter(mp_stack_mempool_iter,
test_mp_mem_init, &cb_arg);
if (nb_mem_chunks == 0 || cb_arg.ret < 0)
GOTO_ERR(ret, err);
/* create a mempool with an external handler */
mp_stack = rte_mempool_create_empty("test_stack",
MEMPOOL_SIZE,
@ -585,6 +657,8 @@ test_mempool(void)
err:
rte_mempool_free(mp_nocache);
rte_mempool_free(mp_cache);
rte_mempool_free(mp_stack_anon);
rte_mempool_free(mp_stack_mempool_iter);
rte_mempool_free(mp_stack);
rte_mempool_free(default_pool);