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author | Dana Robinson <43805+derobins@users.noreply.github.com> | 2022-04-07 13:01:21 (GMT) |
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committer | GitHub <noreply@github.com> | 2022-04-07 13:01:21 (GMT) |
commit | 7a83173c7b289453e17f3026e825cb97778180cd (patch) | |
tree | 36f2679117a9cd4b67b3b30792e850941c1988f8 /test/tskiplist.c | |
parent | e5f9f339404442550fa525cdc59597d503cca206 (diff) | |
download | hdf5-7a83173c7b289453e17f3026e825cb97778180cd.zip hdf5-7a83173c7b289453e17f3026e825cb97778180cd.tar.gz hdf5-7a83173c7b289453e17f3026e825cb97778180cd.tar.bz2 |
Brings skip list try_free_safe changes from develop (#1612)
Diffstat (limited to 'test/tskiplist.c')
-rw-r--r-- | test/tskiplist.c | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/test/tskiplist.c b/test/tskiplist.c index 4bf9b11..31b5cff 100644 --- a/test/tskiplist.c +++ b/test/tskiplist.c @@ -1165,213 +1165,6 @@ test_skiplist_free(void) /**************************************************************** ** -** test_skiplist_try_free_safe(): Test H5SL (skip list) code. -** Tests 'try_free_safe' operation in skip lists. -** -****************************************************************/ -/* Macro definitions */ -#define TEST_TFS_MAX_NOBJS 100 -#define TEST_TFS_MIN_NOBJS 5 -#define TEST_TFS_NITER 50 - -/* Structure to hold the list of objects */ -typedef struct { - H5SL_t * slist; /* Skiplist holding the objects */ - struct test_tfs_obj_t *list; /* Linear list of objects */ - int nobjs; /* Number of objects in list */ - int nobjs_rem; /* Number of objects in list that have not been freed */ -} test_tfs_list_t; - -/* Structure for an object */ -typedef struct test_tfs_obj_t { - int idx; /* Index (key) for this object */ - int nfrees; /* Number of times this object has been freed */ -} test_tfs_obj_t; - -/* op_data struct for H5SL_iterate() */ -typedef struct test_tfs_it_ud_t { - test_tfs_list_t *obj_list; /* List of objects */ - int last_idx; /* Index of last object visited in iteration */ - int ncalls; /* Number of times this callback was called */ -} test_tfs_it_ud_t; - -/* iterate callback */ -static herr_t -test_tfs_iter(void *_obj, void *key, void *_udata) -{ - test_tfs_obj_t * obj = (test_tfs_obj_t *)_obj; - test_tfs_it_ud_t *udata = (test_tfs_it_ud_t *)_udata; - - /* Check consistency */ - CHECK_PTR_EQ((void *)&obj->idx, key, "obj->idx"); - CHECK_PTR_EQ(obj, &udata->obj_list->list[obj->idx], "obj_list->list[obj->idx]"); - - /* Increment number of calls */ - udata->ncalls++; - - /* Verify we were given the correct object */ - do { - udata->last_idx++; - } while (udata->obj_list->list[udata->last_idx].nfrees != 0); - VERIFY(udata->last_idx, obj->idx, "H5SL_iterate"); - - return 0; -} /* end test_tfs_iter() */ - -/* try_free_safe callback */ -static htri_t -test_tfs_free(void *_obj, void *key, void *_obj_list) -{ - test_tfs_obj_t * obj = (test_tfs_obj_t *)_obj; - test_tfs_list_t *obj_list = (test_tfs_list_t *)_obj_list; - test_tfs_it_ud_t iter_ud; - int nrems, rem_idx, i, j; - test_tfs_obj_t * obj_ret; - herr_t ret; /* return value */ - htri_t ret_value; - - /* Check consistency */ - CHECK_PTR_EQ((void *)&obj->idx, key, "obj->idx"); - CHECK_PTR_EQ(obj, &obj_list->list[obj->idx], "obj_list->list[obj->idx]"); - - /* Mark this object as freed (to make sure it isn't recursively freed, that - * is not something we support, we will undo this if we decide later not to - * free the object) */ - obj->nfrees++; - obj_list->nobjs_rem--; - - /* Decide how many objects to remove */ - nrems = (int)(HDrandom() % (long)3); - - /* Remove objects */ - for (i = 0; i < nrems; i++) - /* Check nobjs_rem */ - if (obj_list->nobjs_rem > 0) { - /* Remove a random object from the list */ - rem_idx = (int)(HDrandom() % (long)obj_list->nobjs_rem); - - /* Scan the list, finding the rem_idx'th object that has not been - * freed */ - for (j = 0; j < obj_list->nobjs; j++) - if (obj_list->list[j].nfrees == 0) { - if (rem_idx == 0) - break; - else - rem_idx--; - } /* end if */ - if (j == obj_list->nobjs) - ERROR("invalid obj_list"); - else { - /* Remove the object */ - obj_ret = (test_tfs_obj_t *)H5SL_remove(obj_list->slist, &j); - CHECK_PTR(obj_ret, "H5SL_remove"); - obj_ret->nfrees++; - obj_list->nobjs_rem--; - } /* end else */ - } /* end if */ - - /* Mark this object as not freed so we know to expect it in the iterate call - */ - obj->nfrees--; - obj_list->nobjs_rem++; - - /* Iterate over skip list (maybe) */ - if (HDrandom() % (long)5) { - iter_ud.obj_list = obj_list; - iter_ud.last_idx = -1; - iter_ud.ncalls = 0; - ret = H5SL_iterate(obj_list->slist, test_tfs_iter, &iter_ud); - CHECK(ret, FAIL, "H5SL_iterate"); - VERIFY(iter_ud.ncalls, obj_list->nobjs_rem, "H5SL_iterate"); - } /* end if */ - - /* Verify nobjs_rem is non-negative */ - if (obj_list->nobjs_rem < 0) - ERROR("invalid nobjs_rem"); - - /* Decide whether this object should be freed */ - if (HDrandom() % (long)2) { - /* Free the object */ - ret_value = TRUE; - obj->nfrees++; - obj_list->nobjs_rem--; - } /* end if */ - else - /* Do not free the object */ - ret_value = FALSE; - - return ret_value; -} /* end test_tfs_free() */ - -/* Test function */ -static void -test_skiplist_try_free_safe(void) -{ - test_tfs_list_t obj_list; - test_tfs_obj_t list[TEST_TFS_MAX_NOBJS]; - int i, j; - int nobjs_found; - hsize_t count; - herr_t ret; /* Generic return value */ - - /* Output message about test being performed */ - MESSAGE(7, ("Testing Skip List 'Try Free Safe' Operation\n")); - - /* Create a skip list */ - obj_list.slist = H5SL_create(H5SL_TYPE_INT, NULL); - CHECK_PTR(obj_list.slist, "H5SL_create"); - - /* Init obj_list.list */ - obj_list.list = list; - for (j = 0; j < TEST_TFS_MAX_NOBJS; j++) - list[j].idx = j; - - for (i = 0; i < TEST_TFS_NITER; i++) { - /* Build object list */ - obj_list.nobjs = obj_list.nobjs_rem = - (int)(TEST_TFS_MIN_NOBJS + (HDrandom() % (long)(TEST_TFS_MAX_NOBJS - TEST_TFS_MIN_NOBJS + 1))); - for (j = 0; j < obj_list.nobjs; j++) { - list[j].nfrees = 0; - ret = H5SL_insert(obj_list.slist, &list[j], &list[j].idx); - CHECK(ret, FAIL, "H5SL_insert"); - } /* end for */ - - /* Call H5S_try_free_safe() - free most of the items in the skip list in - * a safe manner */ - ret = H5SL_try_free_safe(obj_list.slist, test_tfs_free, &obj_list); - CHECK(ret, FAIL, "H5SL_try_free_safe"); - - /* Verify list */ - nobjs_found = 0; - for (j = 0; j < obj_list.nobjs; j++) - if (list[j].nfrees == 0) - nobjs_found++; - else - VERIFY(list[j].nfrees, (long)1, "list[j].nfrees"); - - /* Verify number of objects */ - VERIFY(obj_list.nobjs_rem, nobjs_found, "obj_list.nobjs_rem"); - count = H5SL_count(obj_list.slist); - VERIFY(count, (size_t)nobjs_found, "H5SL_count"); - - /* Release the skip list, forcibly freeing all nodes (will not make - * callbacks) */ - ret = H5SL_release(obj_list.slist); - CHECK(ret, FAIL, "H5SL_release"); - - /* Verify number of objects is 0 */ - count = H5SL_count(obj_list.slist); - VERIFY(count, (size_t)0, "H5SL_count"); - } /* end for */ - - /* Close the skip list */ - ret = H5SL_close(obj_list.slist); - CHECK(ret, FAIL, "H5SL_close"); - -} /* end test_skiplist_try_free_safe() */ - -/**************************************************************** -** ** test_skiplist_less(): Test H5SL (skip list) code. ** Tests 'less' operation in skip lists. ** @@ -1796,7 +1589,6 @@ test_skiplist(void) test_skiplist_add(); /* Test 'add' operation */ test_skiplist_destroy(); /* Test 'destroy' operation */ test_skiplist_free(); /* Test 'free' operation */ - test_skiplist_try_free_safe(); /* Test 'try_free_safe' operation */ test_skiplist_less(); /* Test 'less' operation */ test_skiplist_greater(); /* Test 'greater' operation */ test_skiplist_below(); /* Test 'below' operation */ |