David Rogers | eaa2a69 | 2020-08-07 00:48:16 -0700 | [diff] [blame] | 1 | // Copyright 2020 The Pigweed Authors |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| 4 | // use this file except in compliance with the License. You may obtain a copy of |
| 5 | // the License at |
| 6 | // |
| 7 | // https://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 11 | // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| 12 | // License for the specific language governing permissions and limitations under |
| 13 | // the License. |
| 14 | |
| 15 | #include "pw_kvs/crc16_checksum.h" |
| 16 | #include "pw_kvs/fake_flash_memory.h" |
| 17 | #include "pw_kvs/flash_memory.h" |
| 18 | #include "pw_kvs/key_value_store.h" |
| 19 | #include "pw_kvs/test_key_value_store.h" |
| 20 | |
| 21 | namespace pw::kvs { |
| 22 | |
| 23 | namespace { |
| 24 | |
| 25 | #ifndef PW_FLASH_TEST_SECTORS |
| 26 | #define PW_FLASH_TEST_SECTORS 8U |
| 27 | #endif // PW_FLASH_TEST_SECTORS |
| 28 | |
| 29 | #ifndef PW_FLASH_TEST_SECTOR_SIZE |
| 30 | #define PW_FLASH_TEST_SECTOR_SIZE (4 * 1024U) |
| 31 | #endif // PW_FLASH_TEST_SECTOR_SIZE |
| 32 | |
| 33 | #ifndef PW_FLASH_TEST_ALIGNMENT |
| 34 | #define PW_FLASH_TEST_ALIGNMENT 16U |
| 35 | #endif // PW_FLASH_TEST_ALIGNMENT |
| 36 | |
| 37 | #ifndef PW_KVS_TEST_MAX_ENTIRES |
| 38 | #define PW_KVS_TEST_MAX_ENTIRES 32U |
| 39 | #endif // PW_KVS_TEST_MAX_ENTIRES |
| 40 | |
| 41 | #ifndef PW_KVS_TEST_REDUNDANCY |
| 42 | #define PW_KVS_TEST_REDUNDANCY 1U |
| 43 | #endif // PW_KVS_TEST_REDUNDANCY |
| 44 | |
| 45 | constexpr size_t kFlashTestSectors = PW_FLASH_TEST_SECTORS; |
| 46 | constexpr size_t kFlashTestSectorSize = PW_FLASH_TEST_SECTOR_SIZE; |
| 47 | constexpr size_t kFlashTestAlignment = PW_FLASH_TEST_ALIGNMENT; |
| 48 | |
| 49 | constexpr size_t kKvsTestMaxEntries = PW_KVS_TEST_MAX_ENTIRES; |
| 50 | constexpr size_t kKvsTestRedundancy = PW_KVS_TEST_REDUNDANCY; |
| 51 | |
| 52 | // Default to 8 x 4k sectors, 16 byte alignment. |
| 53 | FakeFlashMemoryBuffer<kFlashTestSectorSize, kFlashTestSectors> test_flash( |
| 54 | kFlashTestAlignment); |
| 55 | FlashPartition test_partition(&test_flash); |
| 56 | |
| 57 | ChecksumCrc16 kvs_checksum; |
| 58 | |
| 59 | // For KVS magic value always use a random 32 bit integer rather than a human |
| 60 | // readable 4 bytes. See pw_kvs/format.h for more information. |
| 61 | constexpr EntryFormat kvs_format = {.magic = 0xc40fd8a8, |
| 62 | .checksum = &kvs_checksum}; |
| 63 | |
| 64 | KeyValueStoreBuffer<kKvsTestMaxEntries, kFlashTestSectors, kKvsTestRedundancy> |
| 65 | test_kvs(&test_partition, kvs_format); |
| 66 | |
| 67 | } // namespace |
| 68 | |
| 69 | KeyValueStore& TestKvs() { |
David Rogers | a5c39a5 | 2020-08-07 18:18:56 -0700 | [diff] [blame] | 70 | if (!test_kvs.initialized()) { |
| 71 | test_kvs.Init(); |
| 72 | } |
| 73 | |
David Rogers | eaa2a69 | 2020-08-07 00:48:16 -0700 | [diff] [blame] | 74 | return test_kvs; |
| 75 | } |
| 76 | } // namespace pw::kvs |