| // Copyright 2020 The Pigweed Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| |
| #include "pw_kvs/crc16_checksum.h" |
| #include "pw_kvs/fake_flash_memory.h" |
| #include "pw_kvs/flash_memory.h" |
| #include "pw_kvs/key_value_store.h" |
| #include "pw_kvs/test_key_value_store.h" |
| |
| namespace pw::kvs { |
| |
| namespace { |
| |
| #ifndef PW_FLASH_TEST_SECTORS |
| #define PW_FLASH_TEST_SECTORS 8U |
| #endif // PW_FLASH_TEST_SECTORS |
| |
| #ifndef PW_FLASH_TEST_SECTOR_SIZE |
| #define PW_FLASH_TEST_SECTOR_SIZE (4 * 1024U) |
| #endif // PW_FLASH_TEST_SECTOR_SIZE |
| |
| #ifndef PW_FLASH_TEST_ALIGNMENT |
| #define PW_FLASH_TEST_ALIGNMENT 16U |
| #endif // PW_FLASH_TEST_ALIGNMENT |
| |
| #ifndef PW_KVS_TEST_MAX_ENTIRES |
| #define PW_KVS_TEST_MAX_ENTIRES 32U |
| #endif // PW_KVS_TEST_MAX_ENTIRES |
| |
| #ifndef PW_KVS_TEST_REDUNDANCY |
| #define PW_KVS_TEST_REDUNDANCY 1U |
| #endif // PW_KVS_TEST_REDUNDANCY |
| |
| constexpr size_t kFlashTestSectors = PW_FLASH_TEST_SECTORS; |
| constexpr size_t kFlashTestSectorSize = PW_FLASH_TEST_SECTOR_SIZE; |
| constexpr size_t kFlashTestAlignment = PW_FLASH_TEST_ALIGNMENT; |
| |
| constexpr size_t kKvsTestMaxEntries = PW_KVS_TEST_MAX_ENTIRES; |
| constexpr size_t kKvsTestRedundancy = PW_KVS_TEST_REDUNDANCY; |
| |
| // Default to 8 x 4k sectors, 16 byte alignment. |
| FakeFlashMemoryBuffer<kFlashTestSectorSize, kFlashTestSectors> test_flash( |
| kFlashTestAlignment); |
| FlashPartition test_partition(&test_flash); |
| |
| ChecksumCrc16 kvs_checksum; |
| |
| // For KVS magic value always use a random 32 bit integer rather than a human |
| // readable 4 bytes. See pw_kvs/format.h for more information. |
| constexpr EntryFormat kvs_format = {.magic = 0xc40fd8a8, |
| .checksum = &kvs_checksum}; |
| |
| KeyValueStoreBuffer<kKvsTestMaxEntries, kFlashTestSectors, kKvsTestRedundancy> |
| test_kvs(&test_partition, kvs_format); |
| |
| } // namespace |
| |
| KeyValueStore& TestKvs() { |
| if (!test_kvs.initialized()) { |
| test_kvs.Init(); |
| } |
| |
| return test_kvs; |
| } |
| } // namespace pw::kvs |