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45 lines
1.3 KiB
45 lines
1.3 KiB
11 years ago
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#include <boost/test/unit_test.hpp>
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#include <vector>
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#include "util.h"
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#include "hash.h"
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using namespace std;
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BOOST_AUTO_TEST_SUITE(hash_tests)
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BOOST_AUTO_TEST_CASE(murmurhash3)
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{
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#define T(expected, seed, data) BOOST_CHECK_EQUAL(MurmurHash3(seed, ParseHex(data)), expected)
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// Test MurmurHash3 with various inputs. Of course this is retested in the
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// bloom filter tests - they would fail if MurmurHash3() had any problems -
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// but is useful for those trying to implement Bitcoin libraries as a
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// source of test data for their MurmurHash3() primitive during
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// development.
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//
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// The magic number 0xFBA4C795 comes from CBloomFilter::Hash()
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T(0x00000000, 0x00000000, "");
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T(0x6a396f08, 0xFBA4C795, "");
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T(0x81f16f39, 0xffffffff, "");
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T(0x514e28b7, 0x00000000, "00");
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T(0xea3f0b17, 0xFBA4C795, "00");
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T(0xfd6cf10d, 0x00000000, "ff");
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T(0x16c6b7ab, 0x00000000, "0011");
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T(0x8eb51c3d, 0x00000000, "001122");
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T(0xb4471bf8, 0x00000000, "00112233");
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T(0xe2301fa8, 0x00000000, "0011223344");
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T(0xfc2e4a15, 0x00000000, "001122334455");
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T(0xb074502c, 0x00000000, "00112233445566");
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T(0x8034d2a0, 0x00000000, "0011223344556677");
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T(0xb4698def, 0x00000000, "001122334455667788");
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#undef T
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}
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BOOST_AUTO_TEST_SUITE_END()
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