93 lines
2.6 KiB
C++
93 lines
2.6 KiB
C++
#include <stdio.h>
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#include <string.h>
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#include "ff.h"
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#include "esp_partition.h"
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#include "wear_levelling.h"
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#include "diskio_impl.h"
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#include "diskio_wl.h"
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#include "catch.hpp"
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extern "C" void _spi_flash_init(const char* chip_size, size_t block_size, size_t sector_size, size_t page_size, const char* partition_bin);
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TEST_CASE("create volume, open file, write and read back data", "[fatfs]")
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{
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_spi_flash_init(CONFIG_ESPTOOLPY_FLASHSIZE, CONFIG_WL_SECTOR_SIZE * 16, CONFIG_WL_SECTOR_SIZE, CONFIG_WL_SECTOR_SIZE, "partition_table.bin");
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FRESULT fr_result;
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BYTE pdrv;
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FATFS fs;
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FIL file;
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UINT bw;
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esp_err_t esp_result;
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const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_FAT, "storage");
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// Mount wear-levelled partition
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wl_handle_t wl_handle;
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esp_result = wl_mount(partition, &wl_handle);
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REQUIRE(esp_result == ESP_OK);
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// Get a physical drive
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esp_result = ff_diskio_get_drive(&pdrv);
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REQUIRE(esp_result == ESP_OK);
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// Register physical drive as wear-levelled partition
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esp_result = ff_diskio_register_wl_partition(pdrv, wl_handle);
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// Create FAT volume on the entire disk
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DWORD part_list[] = {100, 0, 0, 0};
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BYTE work_area[FF_MAX_SS];
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fr_result = f_fdisk(pdrv, part_list, work_area);
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REQUIRE(fr_result == FR_OK);
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fr_result = f_mkfs("", FM_ANY, 0, work_area, sizeof(work_area)); // Use default volume
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// Mount the volume
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fr_result = f_mount(&fs, "", 0);
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REQUIRE(fr_result == FR_OK);
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// Open, write and read data
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fr_result = f_open(&file, "test.txt", FA_OPEN_ALWAYS | FA_READ | FA_WRITE);
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REQUIRE(fr_result == FR_OK);
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// Generate data
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uint32_t data_size = 100000;
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char *data = (char*) malloc(data_size);
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char *read = (char*) malloc(data_size);
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for(uint32_t i = 0; i < data_size; i += sizeof(i))
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{
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*((uint32_t*)(data + i)) = i;
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}
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// Write generated data
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fr_result = f_write(&file, data, data_size, &bw);
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REQUIRE(fr_result == FR_OK);
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REQUIRE(bw == data_size);
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// Move to beginning of file
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fr_result = f_lseek(&file, 0);
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REQUIRE(fr_result == FR_OK);
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// Read written data
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fr_result = f_read(&file, read, data_size, &bw);
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REQUIRE(fr_result == FR_OK);
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REQUIRE(bw == data_size);
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REQUIRE(memcmp(data, read, data_size) == 0);
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// Close file
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fr_result = f_close(&file);
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REQUIRE(fr_result == FR_OK);
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// Unmount default volume
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fr_result = f_mount(0, "", 0);
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REQUIRE(fr_result == FR_OK);
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free(read);
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free(data);
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}
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