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heap/heap_caps: Added tests for align allocation on both internal and external ram

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Felipe Neves
2019-11-13 16:37:07 +08:00
parent 7fbf4c74d7
commit a2db437c46
3 changed files with 83 additions and 30 deletions
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70
components/heap/test/test_aligned_alloc_caps.c Normal file
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/*
Tests for the capabilities-based memory allocator.
*/
#include <esp_types.h>
#include <stdio.h>
#include "unity.h"
#include "esp_attr.h"
#include "esp_heap_caps.h"
#include "esp_spi_flash.h"
#include <stdlib.h>
#include <sys/param.h>
#include <string.h>
TEST_CASE("Capabilities aligned allocator test", "[heap]")
{
uint32_t alignments = 0;
printf("[ALIGNED_ALLOC] Allocating from default CAP: \n");
for(;alignments <= 1024; alignments++) {
uint8_t *buf = (uint8_t *)heap_caps_aligned_alloc(alignments, (alignments + 137), MALLOC_CAP_DEFAULT);
if(((alignments & (alignments - 1)) != 0) || (!alignments)) {
TEST_ASSERT( buf == NULL );
//printf("[ALIGNED_ALLOC] alignment: %u is not a power of two, don't allow allocation \n", aligments);
} else {
TEST_ASSERT( buf != NULL );
printf("[ALIGNED_ALLOC] alignment required: %u \n", alignments);
printf("[ALIGNED_ALLOC] address of allocated memory: %p \n\n", (void *)buf);
//Address of obtained block must be aligned with selected value
TEST_ASSERT(((intptr_t)buf & (alignments - 1)) == 0);
//Write some data, if it corrupts memory probably the heap
//canary verification will fail:
memset(buf, 0xA5, (alignments + 137));
heap_caps_aligned_free(buf);
}
}
//Alloc from a non permitted area:
uint32_t *not_permitted_buf = (uint32_t *)heap_caps_aligned_alloc(alignments, (alignments + 137), MALLOC_CAP_EXEC | MALLOC_CAP_32BIT);
TEST_ASSERT( not_permitted_buf == NULL );
#if CONFIG_ESP32_SPIRAM_SUPPORT || CONFIG_ESP32S2_SPIRAM_SUPPORT
alignments = 0;
printf("[ALIGNED_ALLOC] Allocating from external memory: \n");
for(;alignments <= 1024 * 1024; alignments++) {
//Now try to take aligned memory from IRAM:
uint8_t *buf = (uint8_t *)heap_caps_aligned_alloc(alignments, 10*1024, MALLOC_CAP_SPIRAM);
if(((alignments & (alignments - 1)) != 0) || (!alignments)) {
TEST_ASSERT( buf == NULL );
//printf("[ALIGNED_ALLOC] alignment: %u is not a power of two, don't allow allocation \n", aligments);
} else {
TEST_ASSERT( buf != NULL );
printf("[ALIGNED_ALLOC] alignment required: %u \n", alignments);
printf("[ALIGNED_ALLOC] address of allocated memory: %p \n\n", (void *)buf);
//Address of obtained block must be aligned with selected value
TEST_ASSERT(((intptr_t)buf & (alignments - 1)) == 0);
//Write some data, if it corrupts memory probably the heap
//canary verification will fail:
memset(buf, 0xA5, (10*1024));
heap_caps_aligned_free(buf);
}
}
#endif
}