| 13 | BOOST_AUTO_TEST_SUITE(hash_tests) |
| 14 | |
| 15 | BOOST_AUTO_TEST_CASE(murmurhash3) |
| 16 | { |
| 17 | |
| 18 | #define T(expected, seed, data) BOOST_CHECK_EQUAL(MurmurHash3(seed, ParseHex(data)), expected) |
| 19 | |
| 20 | // Test MurmurHash3 with various inputs. Of course this is retested in the |
| 21 | // bloom filter tests - they would fail if MurmurHash3() had any problems - |
| 22 | // but is useful for those trying to implement Bitcoin libraries as a |
| 23 | // source of test data for their MurmurHash3() primitive during |
| 24 | // development. |
| 25 | // |
| 26 | // The magic number 0xFBA4C795 comes from CBloomFilter::Hash() |
| 27 | |
| 28 | T(0x00000000U, 0x00000000, ""); |
| 29 | T(0x6a396f08U, 0xFBA4C795, ""); |
| 30 | T(0x81f16f39U, 0xffffffff, ""); |
| 31 | |
| 32 | T(0x514e28b7U, 0x00000000, "00"); |
| 33 | T(0xea3f0b17U, 0xFBA4C795, "00"); |
| 34 | T(0xfd6cf10dU, 0x00000000, "ff"); |
| 35 | |
| 36 | T(0x16c6b7abU, 0x00000000, "0011"); |
| 37 | T(0x8eb51c3dU, 0x00000000, "001122"); |
| 38 | T(0xb4471bf8U, 0x00000000, "00112233"); |
| 39 | T(0xe2301fa8U, 0x00000000, "0011223344"); |
| 40 | T(0xfc2e4a15U, 0x00000000, "001122334455"); |
| 41 | T(0xb074502cU, 0x00000000, "00112233445566"); |
| 42 | T(0x8034d2a0U, 0x00000000, "0011223344556677"); |
| 43 | T(0xb4698defU, 0x00000000, "001122334455667788"); |
| 44 | |
| 45 | #undef T |
| 46 | } |
| 47 | |
| 48 | /* |
| 49 | SipHash-2-4 output with |
nothing calls this directly
no test coverage detected