pioduino/esp-idf
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

components/nvs: add erase function

Browse Source 
This change exposes functions to erase single key and to erase all keys from namespace.
TW6769, TW6839
This commit is contained in:
Ivan Grokhotkov
2016-09-23 00:36:53 +08:00
parent e87d80d478
commit 2a68f60874
7 changed files with 125 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
components/nvs_flash/test/test_nvs.cpp
+21
View File
@@ -386,6 +386,27 @@ TEST_CASE("can modify an item on a page which will be erased", "[nvs]")
}
TEST_CASE("can erase items", "[nvs]")
{
SpiFlashEmulator emu(3);
Storage storage;
CHECK(storage.init(0, 3) == ESP_OK);
for (size_t i = 0; i < Page::ENTRY_COUNT * 2 - 3; ++i) {
char name[Item::MAX_KEY_LENGTH + 1];
snprintf(name, sizeof(name), "key%05d", static_cast<int>(i));
REQUIRE(storage.writeItem(3, name, static_cast<int>(i)) == ESP_OK);
}
CHECK(storage.writeItem(1, "foo", 32) == ESP_OK);
CHECK(storage.writeItem(2, "foo", 64) == ESP_OK);
CHECK(storage.eraseItem(2, "foo") == ESP_OK);
int val;
CHECK(storage.readItem(1, "foo", val) == ESP_OK);
CHECK(val == 32);
CHECK(storage.eraseNamespace(3) == ESP_OK);
CHECK(storage.readItem(2, "foo", val) == ESP_ERR_NVS_NOT_FOUND);
CHECK(storage.readItem(3, "key00222", val) == ESP_ERR_NVS_NOT_FOUND);
}
#define TEST_ESP_ERR(rc, res) CHECK((rc) == (res))
#define TEST_ESP_OK(rc) CHECK((rc) == ESP_OK)