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heap: migrate unit tests to pytest

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This commit is contained in:
Guillaume Souchere
2022-09-19 11:46:55 +02:00
parent f39869fdf5
commit 405c26da6d
44 changed files with 175 additions and 57 deletions
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112
components/heap/test_apps/main/test_allocator_timings.c Normal file
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/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
#include "freertos/FreeRTOS.h"
#include <esp_types.h>
#include <stdio.h>
#include "unity.h"
#include "esp_attr.h"
#include "esp_heap_caps.h"
#include <stdlib.h>
#include <sys/param.h>
#include <string.h>
//This test only makes sense with poisoning disabled (light or comprehensive)
#if !defined(CONFIG_HEAP_POISONING_COMPREHENSIVE) && !defined(CONFIG_HEAP_POISONING_LIGHT)
#define NUM_POINTERS 128
#define ITERATIONS 10000
TEST_CASE("Heap many random allocations timings", "[heap]")
{
void *p[NUM_POINTERS] = { 0 };
size_t s[NUM_POINTERS] = { 0 };
uint32_t cycles_before;
uint64_t alloc_time_average = 0;
uint64_t free_time_average = 0;
uint64_t realloc_time_average = 0;
for (int i = 0; i < ITERATIONS; i++) {
uint8_t n = (uint32_t)rand() % NUM_POINTERS;
if (ITERATIONS % 4 == 0) {
/* 1 in 4 iterations, try to realloc the buffer instead
of using malloc/free
*/
size_t new_size = (uint32_t)rand() % 1024;
cycles_before = portGET_RUN_TIME_COUNTER_VALUE();
void *new_p = heap_caps_realloc(p[n], new_size, MALLOC_CAP_DEFAULT);
realloc_time_average = portGET_RUN_TIME_COUNTER_VALUE() - cycles_before;
printf("realloc %p -> %p (%zu -> %zu) time spent cycles: %lld \n", p[n], new_p, s[n], new_size, realloc_time_average);
heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true);
if (new_size == 0 || new_p != NULL) {
p[n] = new_p;
s[n] = new_size;
if (new_size > 0) {
memset(p[n], n, new_size);
}
}
continue;
}
if (p[n] != NULL) {
if (s[n] > 0) {
/* Verify pre-existing contents of p[n] */
uint8_t compare[s[n]];
memset(compare, n, s[n]);
TEST_ASSERT(( memcmp(compare, p[n], s[n]) == 0 ));
}
TEST_ASSERT(heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true));
cycles_before = portGET_RUN_TIME_COUNTER_VALUE();
heap_caps_free(p[n]);
free_time_average = portGET_RUN_TIME_COUNTER_VALUE() - cycles_before;
printf("freed %p (%zu) time spent cycles: %lld\n", p[n], s[n], free_time_average);
if (!heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true)) {
printf("FAILED iteration %d after freeing %p\n", i, p[n]);
heap_caps_dump(MALLOC_CAP_DEFAULT);
TEST_ASSERT(0);
}
}
s[n] = rand() % 1024;
heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true);
cycles_before = portGET_RUN_TIME_COUNTER_VALUE();
p[n] = heap_caps_malloc(s[n], MALLOC_CAP_DEFAULT);
alloc_time_average = portGET_RUN_TIME_COUNTER_VALUE() - cycles_before;
printf("malloc %p (%zu) time spent cycles: %lld \n", p[n], s[n], alloc_time_average);
if (!heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true)) {
printf("FAILED iteration %d after mallocing %p (%zu bytes)\n", i, p[n], s[n]);
heap_caps_dump(MALLOC_CAP_DEFAULT);
TEST_ASSERT(0);
}
if (p[n] != NULL) {
memset(p[n], n, s[n]);
}
}
for (int i = 0; i < NUM_POINTERS; i++) {
cycles_before = portGET_RUN_TIME_COUNTER_VALUE();
heap_caps_free( p[i]);
free_time_average = portGET_RUN_TIME_COUNTER_VALUE() - cycles_before;
if (!heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true)) {
printf("FAILED during cleanup after freeing %p\n", p[i]);
heap_caps_dump(MALLOC_CAP_DEFAULT);
TEST_ASSERT(0);
}
}
TEST_ASSERT(heap_caps_check_integrity(MALLOC_CAP_DEFAULT, true));
}
#endif