OVMS3-idf/components/wear_levelling/test_wl_host/test_wl.cpp

87 lines
2.5 KiB
C++

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "esp_spi_flash.h"
#include "esp_partition.h"
#include "wear_levelling.h"
#include "WL_Flash.h"
#include "catch.hpp"
#include "sdkconfig.h"
extern "C" void init_spi_flash(size_t chip_size, size_t block_size, size_t sector_size, size_t page_size, const char* partition_bin);
TEST_CASE("write and read back data", "[wear_levelling]")
{
init_spi_flash(0x00400000, CONFIG_WL_SECTOR_SIZE * 16, CONFIG_WL_SECTOR_SIZE, CONFIG_WL_SECTOR_SIZE, "partition_table.bin");
esp_err_t result;
wl_handle_t wl_handle;
int flash_handle;
const esp_partition_t *partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_FAT, "storage");
// Mount wear-levelled partition
result = wl_mount(partition, &wl_handle);
REQUIRE(result == ESP_OK);
// Get the sector size
uint32_t sector_size = wl_sector_size(wl_handle);
REQUIRE(sector_size == CONFIG_WL_SECTOR_SIZE);
uint8_t* data = (uint8_t*) malloc(partition->size);
uint8_t* read = (uint8_t*) malloc(partition->size);
uint32_t sectors = partition->size / sector_size;
// Generate data
for(uint32_t sector = 0; sector < sectors; sector++)
{
uint32_t sector_address = sector * sector_size;
for(uint32_t i = 0; i < sector_size / sizeof(i); i++)
{
((uint32_t*) data)[i] = sector_address + i;
}
}
// Write data
result = wl_write(wl_handle, 0, data, partition->size);
REQUIRE(result == ESP_OK);
// Read data
result = wl_read(wl_handle, 0, read, partition->size);
REQUIRE(result == ESP_OK);
// Verify that written and read data match
REQUIRE(memcmp(data, read, partition->size));
// Erase some ranges
result = wl_erase_range(wl_handle, 0, sector_size);
REQUIRE(result == ESP_OK);
result = wl_erase_range(wl_handle, 12288, sector_size * 2);
REQUIRE(result == ESP_OK);
result = wl_erase_range(wl_handle, 28672, sector_size * 3);
REQUIRE(result == ESP_OK);
// Expected data after erasure
memset(data + 0, 0xFF, sector_size);
memset(data + 12288, 0xFF, sector_size * 2);
memset(data + 28672, 0xFF, sector_size * 3);
// Read again, with erased ranges
result = wl_read(wl_handle, 0, read, partition->size);
REQUIRE(result == ESP_OK);
// Verify that written and read data match
REQUIRE(memcmp(data, read, partition->size));
// Unmount
result = wl_unmount(wl_handle);
REQUIRE(result == ESP_OK);
free(data);
free(read);
}