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Edata cache: add a unit test.

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David Goldblatt 2020-02-18 16:09:10 -08:00 committed by David Goldblatt
parent e732344ef1
commit 734109d9c2
2 changed files with 55 additions and 0 deletions
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1
Makefile.in
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@ -196,6 +196,7 @@ TESTS_UNIT := \
$(srcroot)test/unit/counter.c \
$(srcroot)test/unit/decay.c \
$(srcroot)test/unit/div.c \
$(srcroot)test/unit/edata_cache.c \
$(srcroot)test/unit/emitter.c \
$(srcroot)test/unit/extent_quantize.c \
$(srcroot)test/unit/fork.c \

54
test/unit/edata_cache.c Normal file
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@ -0,0 +1,54 @@
#include "test/jemalloc_test.h"
#include "jemalloc/internal/edata_cache.h"
static void
test_edata_cache_init(edata_cache_t *edata_cache) {
base_t *base = base_new(TSDN_NULL, /* ind */ 1,
&ehooks_default_extent_hooks);
assert_ptr_not_null(base, "");
bool err = edata_cache_init(edata_cache, base);
assert_false(err, "");
}
static void
test_edata_cache_destroy(edata_cache_t *edata_cache) {
base_delete(TSDN_NULL, edata_cache->base);
}
TEST_BEGIN(test_edata_cache) {
edata_cache_t edc;
test_edata_cache_init(&edc);
/* Get one */
edata_t *ed1 = edata_cache_get(TSDN_NULL, &edc);
assert_ptr_not_null(ed1, "");
/* Cache should be empty */
assert_zu_eq(atomic_load_zu(&edc.count, ATOMIC_RELAXED), 0, "");
/* Get another */
edata_t *ed2 = edata_cache_get(TSDN_NULL, &edc);
assert_ptr_not_null(ed2, "");
/* Still empty */
assert_zu_eq(atomic_load_zu(&edc.count, ATOMIC_RELAXED), 0, "");
/* Put one back, and the cache should now have one item */
edata_cache_put(TSDN_NULL, &edc, ed1);
assert_zu_eq(atomic_load_zu(&edc.count, ATOMIC_RELAXED), 1, "");
/* Reallocating should reuse the item, and leave an empty cache. */
edata_t *ed1_again = edata_cache_get(TSDN_NULL, &edc);
assert_ptr_eq(ed1, ed1_again, "");
assert_zu_eq(atomic_load_zu(&edc.count, ATOMIC_RELAXED), 0, "");
test_edata_cache_destroy(&edc);
}
TEST_END
int
main(void) {
return test(
test_edata_cache);
}