OVMS3-idf/components/spiffs/test_spiffs_host/test_spiffs.cpp

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#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include "esp_partition.h"
#include "spiffs.h"
#include "spiffs_nucleus.h"
#include "spiffs_api.h"
#include "catch.hpp"
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extern "C" void init_spi_flash(const char* chip_size, size_t block_size, size_t sector_size, size_t page_size, const char* partition_bin);
TEST_CASE("format disk, open file, write and read file", "[spiffs]")
{
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init_spi_flash(CONFIG_ESPTOOLPY_FLASHSIZE, CONFIG_WL_SECTOR_SIZE * 16, CONFIG_WL_SECTOR_SIZE, CONFIG_WL_SECTOR_SIZE, "partition_table.bin");
spiffs fs;
spiffs_config cfg;
const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_SPIFFS, "storage");
// Configure objects needed by SPIFFS
esp_spiffs_t esp_user_data;
esp_user_data.partition = partition;
fs.user_data = (void*)&esp_user_data;
cfg.hal_erase_f = spiffs_api_erase;
cfg.hal_read_f = spiffs_api_read;
cfg.hal_write_f = spiffs_api_write;
cfg.log_block_size = CONFIG_WL_SECTOR_SIZE;
cfg.log_page_size = CONFIG_SPIFFS_PAGE_SIZE;
cfg.phys_addr = 0;
cfg.phys_erase_block = CONFIG_WL_SECTOR_SIZE;
cfg.phys_size = partition->size;
uint32_t max_files = 5;
uint32_t fds_sz = max_files * sizeof(spiffs_fd);
uint32_t work_sz = cfg.log_page_size * 2;
uint32_t cache_sz = sizeof(spiffs_cache) + max_files * (sizeof(spiffs_cache_page)
+ cfg.log_page_size);
uint8_t *work = (uint8_t*) malloc(work_sz);
uint8_t *fds = (uint8_t*) malloc(fds_sz);
uint8_t *cache = (uint8_t*) malloc(cache_sz);
s32_t spiffs_res;
// Special mounting procedure: mount, format, mount as per
// https://github.com/pellepl/spiffs/wiki/Using-spiffs
spiffs_res = SPIFFS_mount(&fs, &cfg, work, fds, fds_sz,
cache, cache_sz, spiffs_api_check);
REQUIRE(spiffs_res == SPIFFS_ERR_NOT_A_FS);
spiffs_res = SPIFFS_format(&fs);
REQUIRE(spiffs_res >= SPIFFS_OK);
spiffs_res = SPIFFS_mount(&fs, &cfg, work, fds, fds_sz,
cache, cache_sz, spiffs_api_check);
REQUIRE(spiffs_res >= SPIFFS_OK);
// Open test file
spiffs_res = SPIFFS_open(&fs, "test.txt", SPIFFS_O_CREAT | SPIFFS_O_RDWR, 0);
REQUIRE(spiffs_res >= SPIFFS_OK);
// Generate data
spiffs_file file = spiffs_res;
uint32_t data_size = 100000;
char *data = (char*) malloc(data_size);
char *read = (char*) malloc(data_size);
for(uint32_t i = 0; i < data_size; i += sizeof(i))
{
*((uint32_t*)(data + i)) = i;
}
s32_t bw;
// Write data to file
spiffs_res = SPIFFS_write(&fs, file, (void*)data, data_size);
REQUIRE(spiffs_res >= SPIFFS_OK);
REQUIRE(spiffs_res == data_size);
// Set the file object pointer to the beginning
spiffs_res = SPIFFS_lseek(&fs, file, 0, SPIFFS_SEEK_SET);
REQUIRE(spiffs_res >= SPIFFS_OK);
// Read the file
spiffs_res = SPIFFS_read(&fs, file, (void*)read, data_size);
REQUIRE(spiffs_res >= SPIFFS_OK);
REQUIRE(spiffs_res == data_size);
// Close the test file
spiffs_res = SPIFFS_close(&fs, file);
REQUIRE(spiffs_res >= SPIFFS_OK);
REQUIRE(memcmp(data, read, data_size) == 0);
// Unmount
SPIFFS_unmount(&fs);
free(read);
free(data);
}