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heap: add dynamic poisoning threshold in pytest env to allow test with known memory leak to pass

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This commit is contained in:
Guillaume Souchere
2022-10-05 15:03:05 +02:00
parent a29627f59d
commit 2cce5e98b1
2 changed files with 26 additions and 9 deletions
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24
components/heap/test_apps/main/test_runtime_heap_reg.c
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@@ -17,11 +17,14 @@
#include "../tlsf/tlsf.h"
extern void set_leak_threshold(int threshold);
/* NOTE: This is not a well-formed unit test, it leaks memory */
TEST_CASE("Allocate new heap at runtime", "[heap][ignore]")
TEST_CASE("Allocate new heap at runtime", "[heap]")
{
// 60 bytes of overhead in multi_heap + size of control_t from tlsf
const size_t HEAP_OVERHEAD_MAX = tlsf_size() + 60;
// 84 bytes of overhead to account for multi_heap structs and eventual
// poisoning bytes + size of control_t from tlsf
const size_t HEAP_OVERHEAD_MAX = tlsf_size() + 84;
const size_t MIN_HEAP_SIZE = HEAP_OVERHEAD_MAX + tlsf_block_size_min();
const size_t BUF_SZ = MIN_HEAP_SIZE;
void *buffer = malloc(BUF_SZ);
@@ -33,15 +36,19 @@ TEST_CASE("Allocate new heap at runtime", "[heap][ignore]")
printf("Before %"PRIu32" after %"PRIu32"\n", before_free, after_free);
/* allow for some 'heap overhead' from accounting structures */
TEST_ASSERT(after_free >= before_free + BUF_SZ - HEAP_OVERHEAD_MAX);
// set the leak threshold to a bigger value as this test leaks memory
set_leak_threshold(-3000);
}
/* NOTE: This is not a well-formed unit test, it leaks memory and
may fail if run twice in a row without a reset.
*/
TEST_CASE("Allocate new heap with new capability", "[heap][ignore]")
TEST_CASE("Allocate new heap with new capability", "[heap]")
{
// 60 bytes of multi_heap structures overhead + size of control_t from tlsf
const size_t HEAP_OVERHEAD = tlsf_size() + 60;
// 84 bytes of overhead to account for multi_heap structs and eventual
// poisoning bytes + size of control_t from tlsf
const size_t HEAP_OVERHEAD = tlsf_size() + 84;
const size_t MIN_HEAP_SIZE = HEAP_OVERHEAD + tlsf_block_size_min();
const size_t BUF_SZ = MIN_HEAP_SIZE;
const size_t ALLOC_SZ = tlsf_block_size_min();
@@ -58,13 +65,16 @@ TEST_CASE("Allocate new heap with new capability", "[heap][ignore]")
/* ta-da, it's now possible! */
TEST_ASSERT_NOT_NULL( heap_caps_malloc(ALLOC_SZ, MALLOC_CAP_INVENTED) );
// set the leak threshold to a bigger value as this test leaks memory
set_leak_threshold(-3000);
}
/* NOTE: This is not a well-formed unit test.
* If run twice without a reset, it will failed.
*/
TEST_CASE("Add .bss memory to heap region runtime", "[heap][ignore]")
TEST_CASE("Add .bss memory to heap region runtime", "[heap]")
{
#define HEAP_OVERHEAD_MAX 3248
#define BUF_SZ 3260