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OVMS3-idf/components/nvs_flash/test/test_nvs.c
Konstantin Kondrashov 6a4033b8a7 nvs: fix nvs_get_stats unit test 
Changed check for the returned parameter from ESP_ERR_NVS_PART_NOT_FOUND to ESP_ERR_NVS_NOT_INITIALIZED.
2018-04-16 13:28:45 +00:00

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#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include "unity.h"
#include "nvs.h"
#include "nvs_flash.h"
#include "esp_partition.h"
#include "esp_log.h"
#include <string.h>
static const char* TAG = "test_nvs";
TEST_CASE("various nvs tests", "[nvs]")
{
nvs_handle handle_1;
esp_err_t err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES) {
ESP_LOGW(TAG, "nvs_flash_init failed (0x%x), erasing partition and retrying", err);
const esp_partition_t* nvs_partition = esp_partition_find_first(
ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_NVS, NULL);
assert(nvs_partition && "partition table must have an NVS partition");
ESP_ERROR_CHECK( esp_partition_erase_range(nvs_partition, 0, nvs_partition->size) );
err = nvs_flash_init();
}
ESP_ERROR_CHECK( err );
TEST_ESP_ERR(nvs_open("test_namespace1", NVS_READONLY, &handle_1), ESP_ERR_NVS_NOT_FOUND);
TEST_ESP_ERR(nvs_set_i32(handle_1, "foo", 0x12345678), ESP_ERR_NVS_INVALID_HANDLE);
nvs_close(handle_1);
TEST_ESP_OK(nvs_open("test_namespace2", NVS_READWRITE, &handle_1));
TEST_ESP_OK(nvs_erase_all(handle_1));
TEST_ESP_OK(nvs_set_i32(handle_1, "foo", 0x12345678));
TEST_ESP_OK(nvs_set_i32(handle_1, "foo", 0x23456789));
nvs_handle handle_2;
TEST_ESP_OK(nvs_open("test_namespace3", NVS_READWRITE, &handle_2));
TEST_ESP_OK(nvs_erase_all(handle_2));
TEST_ESP_OK(nvs_set_i32(handle_2, "foo", 0x3456789a));
const char* str = "value 0123456789abcdef0123456789abcdef";
TEST_ESP_OK(nvs_set_str(handle_2, "key", str));
int32_t v1;
TEST_ESP_OK(nvs_get_i32(handle_1, "foo", &v1));
TEST_ASSERT_EQUAL_INT32(0x23456789, v1);
int32_t v2;
TEST_ESP_OK(nvs_get_i32(handle_2, "foo", &v2));
TEST_ASSERT_EQUAL_INT32(0x3456789a, v2);
char buf[strlen(str) + 1];
size_t buf_len = sizeof(buf);
TEST_ESP_OK(nvs_get_str(handle_2, "key", buf, &buf_len));
TEST_ASSERT_EQUAL_INT32(0, strcmp(buf, str));
nvs_close(handle_1);
// check that deinit does not leak memory if some handles are still open
nvs_flash_deinit();
nvs_close(handle_2);
}
TEST_CASE("calculate used and free space", "[nvs]")
{
TEST_ESP_ERR(nvs_get_stats(NULL, NULL), ESP_ERR_INVALID_ARG);
nvs_stats_t stat1;
nvs_stats_t stat2;
TEST_ESP_ERR(nvs_get_stats(NULL, &stat1), ESP_ERR_NVS_NOT_INITIALIZED);
TEST_ASSERT_TRUE(stat1.free_entries == 0);
TEST_ASSERT_TRUE(stat1.namespace_count == 0);
TEST_ASSERT_TRUE(stat1.total_entries == 0);
TEST_ASSERT_TRUE(stat1.used_entries == 0);
nvs_handle handle = 0;
size_t h_count_entries;
TEST_ESP_ERR(nvs_get_used_entry_count(handle, &h_count_entries), ESP_ERR_NVS_INVALID_HANDLE);
TEST_ASSERT_TRUE(h_count_entries == 0);
esp_err_t err = nvs_flash_init();
if (err == ESP_ERR_NVS_NO_FREE_PAGES) {
ESP_LOGW(TAG, "nvs_flash_init failed (0x%x), erasing partition and retrying", err);
const esp_partition_t* nvs_partition = esp_partition_find_first(
ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_DATA_NVS, NULL);
assert(nvs_partition && "partition table must have an NVS partition");
ESP_ERROR_CHECK( esp_partition_erase_range(nvs_partition, 0, nvs_partition->size) );
err = nvs_flash_init();
}
ESP_ERROR_CHECK( err );
// erase if have any namespace
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
if(stat1.namespace_count != 0) {
TEST_ESP_OK(nvs_flash_erase());
TEST_ESP_OK(nvs_flash_deinit());
TEST_ESP_OK(nvs_flash_init());
}
// after erase. empty partition
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
TEST_ASSERT_TRUE(stat1.free_entries != 0);
TEST_ASSERT_TRUE(stat1.namespace_count == 0);
TEST_ASSERT_TRUE(stat1.total_entries != 0);
TEST_ASSERT_TRUE(stat1.used_entries == 0);
// create namespace test_k1
nvs_handle handle_1;
TEST_ESP_OK(nvs_open("test_k1", NVS_READWRITE, &handle_1));
TEST_ESP_OK(nvs_get_stats(NULL, &stat2));
TEST_ASSERT_TRUE(stat2.free_entries + 1 == stat1.free_entries);
TEST_ASSERT_TRUE(stat2.namespace_count == 1);
TEST_ASSERT_TRUE(stat2.total_entries == stat1.total_entries);
TEST_ASSERT_TRUE(stat2.used_entries == 1);
// create pair key-value com
TEST_ESP_OK(nvs_set_i32(handle_1, "com", 0x12345678));
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
TEST_ASSERT_TRUE(stat1.free_entries + 1 == stat2.free_entries);
TEST_ASSERT_TRUE(stat1.namespace_count == 1);
TEST_ASSERT_TRUE(stat1.total_entries == stat2.total_entries);
TEST_ASSERT_TRUE(stat1.used_entries == 2);
// change value in com
TEST_ESP_OK(nvs_set_i32(handle_1, "com", 0x01234567));
TEST_ESP_OK(nvs_get_stats(NULL, &stat2));
TEST_ASSERT_TRUE(stat2.free_entries == stat1.free_entries);
TEST_ASSERT_TRUE(stat2.namespace_count == 1);
TEST_ASSERT_TRUE(stat2.total_entries != 0);
TEST_ASSERT_TRUE(stat2.used_entries == 2);
// create pair key-value ru
TEST_ESP_OK(nvs_set_i32(handle_1, "ru", 0x00FF00FF));
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
TEST_ASSERT_TRUE(stat1.free_entries + 1 == stat2.free_entries);
TEST_ASSERT_TRUE(stat1.namespace_count == 1);
TEST_ASSERT_TRUE(stat1.total_entries != 0);
TEST_ASSERT_TRUE(stat1.used_entries == 3);
// amount valid pair in namespace 1
size_t h1_count_entries;
TEST_ESP_OK(nvs_get_used_entry_count(handle_1, &h1_count_entries));
TEST_ASSERT_TRUE(h1_count_entries == 2);
nvs_handle handle_2;
// create namespace test_k2
TEST_ESP_OK(nvs_open("test_k2", NVS_READWRITE, &handle_2));
TEST_ESP_OK(nvs_get_stats(NULL, &stat2));
TEST_ASSERT_TRUE(stat2.free_entries + 1 == stat1.free_entries);
TEST_ASSERT_TRUE(stat2.namespace_count == 2);
TEST_ASSERT_TRUE(stat2.total_entries == stat1.total_entries);
TEST_ASSERT_TRUE(stat2.used_entries == 4);
// create pair key-value
TEST_ESP_OK(nvs_set_i32(handle_2, "su1", 0x00000001));
TEST_ESP_OK(nvs_set_i32(handle_2, "su2", 0x00000002));
TEST_ESP_OK(nvs_set_i32(handle_2, "sus", 0x00000003));
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
TEST_ASSERT_TRUE(stat1.free_entries + 3 == stat2.free_entries);
TEST_ASSERT_TRUE(stat1.namespace_count == 2);
TEST_ASSERT_TRUE(stat1.total_entries == stat2.total_entries);
TEST_ASSERT_TRUE(stat1.used_entries == 7);
TEST_ASSERT_TRUE(stat1.total_entries == (stat1.used_entries + stat1.free_entries));
// amount valid pair in namespace 2
size_t h2_count_entries;
TEST_ESP_OK(nvs_get_used_entry_count(handle_2, &h2_count_entries));
TEST_ASSERT_TRUE(h2_count_entries == 3);
TEST_ASSERT_TRUE(stat1.used_entries == (h1_count_entries + h2_count_entries + stat1.namespace_count));
nvs_close(handle_1);
nvs_close(handle_2);
size_t temp = h2_count_entries;
TEST_ESP_ERR(nvs_get_used_entry_count(handle_1, &h2_count_entries), ESP_ERR_NVS_INVALID_HANDLE);
TEST_ASSERT_TRUE(h2_count_entries == 0);
h2_count_entries = temp;
TEST_ESP_ERR(nvs_get_used_entry_count(handle_1, NULL), ESP_ERR_INVALID_ARG);
nvs_handle handle_3;
// create namespace test_k3
TEST_ESP_OK(nvs_open("test_k3", NVS_READWRITE, &handle_3));
TEST_ESP_OK(nvs_get_stats(NULL, &stat2));
TEST_ASSERT_TRUE(stat2.free_entries + 1 == stat1.free_entries);
TEST_ASSERT_TRUE(stat2.namespace_count == 3);
TEST_ASSERT_TRUE(stat2.total_entries == stat1.total_entries);
TEST_ASSERT_TRUE(stat2.used_entries == 8);
// create pair blobs
uint32_t blob[12];
TEST_ESP_OK(nvs_set_blob(handle_3, "bl1", &blob, sizeof(blob)));
TEST_ESP_OK(nvs_get_stats(NULL, &stat1));
TEST_ASSERT_TRUE(stat1.free_entries + 3 == stat2.free_entries);
TEST_ASSERT_TRUE(stat1.namespace_count == 3);
TEST_ASSERT_TRUE(stat1.total_entries == stat2.total_entries);
TEST_ASSERT_TRUE(stat1.used_entries == 11);
// amount valid pair in namespace 2
size_t h3_count_entries;
TEST_ESP_OK(nvs_get_used_entry_count(handle_3, &h3_count_entries));
TEST_ASSERT_TRUE(h3_count_entries == 3);
TEST_ASSERT_TRUE(stat1.used_entries == (h1_count_entries + h2_count_entries + h3_count_entries + stat1.namespace_count));
nvs_close(handle_3);
TEST_ESP_OK(nvs_flash_erase());
TEST_ESP_OK(nvs_flash_deinit());
}
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