esp-idf/components/esp_partition/test/test_partition.c

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/*
* SPDX-FileCopyrightText: 2016-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdio.h>
#include <stdlib.h>
#include "unity.h"
#include "test_utils.h"
#include "esp_partition.h"
TEST_CASE("Can read partition table", "[partition]")
{
const esp_partition_t *p = esp_partition_find_first(ESP_PARTITION_TYPE_APP, ESP_PARTITION_SUBTYPE_ANY, NULL);
TEST_ASSERT_NOT_NULL(p);
TEST_ASSERT_EQUAL(0x20000, p->address);
TEST_ASSERT_EQUAL(ESP_PARTITION_SUBTYPE_APP_FACTORY, p->subtype);
esp_partition_iterator_t it = esp_partition_find(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_ANY, NULL);
TEST_ASSERT_NOT_NULL(it);
int count = 0;
const esp_partition_t* prev = NULL;
for (; it != NULL; it = esp_partition_next(it)) {
const esp_partition_t *p = esp_partition_get(it);
TEST_ASSERT_NOT_NULL(p);
if (prev) {
TEST_ASSERT_TRUE_MESSAGE(prev->address < p->address, "incorrect partition order");
}
prev = p;
++count;
}
esp_partition_iterator_release(it);
TEST_ASSERT_EQUAL(5, count);
it = esp_partition_find(ESP_PARTITION_TYPE_ANY, ESP_PARTITION_SUBTYPE_ANY, NULL);
TEST_ASSERT_NOT_NULL(it);
count = 0;
for (; it != NULL; it = esp_partition_next(it)) {
++count;
}
esp_partition_iterator_release(it);
TEST_ASSERT_EQUAL(8, count);
}
TEST_CASE("Can write, read, mmap partition", "[partition][ignore]")
{
const esp_partition_t *p = get_test_data_partition();
printf("Using partition %s at 0x%x, size 0x%x\n", p->label, p->address, p->size);
TEST_ASSERT_NOT_NULL(p);
const size_t max_size = 2 * p->erase_size;
uint8_t *data = (uint8_t *) malloc(max_size);
TEST_ASSERT_NOT_NULL(data);
TEST_ASSERT_EQUAL(ESP_OK, esp_partition_erase_range(p, 0, p->size));
srand(0);
size_t block_size;
for (size_t offset = 0; offset < p->size; offset += block_size) {
block_size = ((rand() + 4) % max_size) & (~0x3);
size_t left = p->size - offset;
if (block_size > left) {
block_size = left;
}
for (size_t i = 0; i < block_size / 4; ++i) {
((uint32_t *) (data))[i] = rand();
}
TEST_ASSERT_EQUAL(ESP_OK, esp_partition_write(p, offset, data, block_size));
}
srand(0);
for (size_t offset = 0; offset < p->size; offset += block_size) {
block_size = ((rand() + 4) % max_size) & (~0x3);
size_t left = p->size - offset;
if (block_size > left) {
block_size = left;
}
TEST_ASSERT_EQUAL(ESP_OK, esp_partition_read(p, offset, data, block_size));
for (size_t i = 0; i < block_size / 4; ++i) {
TEST_ASSERT_EQUAL(rand(), ((uint32_t *) data)[i]);
}
}
free(data);
const uint32_t *mmap_data;
esp_partition_mmap_handle_t mmap_handle;
size_t begin = 3000;
size_t size = 64000; //chosen so size is smaller than 64K but the mmap straddles 2 MMU blocks
TEST_ASSERT_EQUAL(ESP_OK, esp_partition_mmap(p, begin, size, ESP_PARTITION_MMAP_DATA,
(const void **)&mmap_data, &mmap_handle));
srand(0);
for (size_t offset = 0; offset < p->size; offset += block_size) {
block_size = ((rand() + 4) % max_size) & (~0x3);
size_t left = p->size - offset;
if (block_size > left) {
block_size = left;
}
for (size_t i = 0; i < block_size / 4; ++i) {
size_t pos = offset + i * 4;
uint32_t expected = rand();
if (pos < begin || pos >= (begin + size)) {
continue;
}
TEST_ASSERT_EQUAL(expected, mmap_data[(pos - begin) / 4]);
}
}
esp_partition_munmap(mmap_handle);
}