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Diffstat (limited to 'dagger.cpp')
| -rw-r--r-- | dagger.cpp | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/dagger.cpp b/dagger.cpp new file mode 100644 index 00000000..4abba509 --- /dev/null +++ b/dagger.cpp @@ -0,0 +1,85 @@ +/* + This file is part of cpp-ethereum. + + cpp-ethereum is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + cpp-ethereum is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>. +*/ +/** @file dagger.cpp + * @author Gav Wood <i@gavwood.com> + * @date 2014 + * Dashimoto test functions. + */ + +#include <fstream> +#include <random> +#include "JsonSpiritHeaders.h" +#include <libdevcore/CommonIO.h> +#include <libethcore/ProofOfWork.h> +#include <libethcore/Ethasher.h> +#include <boost/test/unit_test.hpp> +#include "TestHelper.h" + +using namespace std; +using namespace dev; +using namespace dev::eth; + +namespace js = json_spirit; + +using dev::operator <<; + +BOOST_AUTO_TEST_SUITE(DashimotoTests) + +BOOST_AUTO_TEST_CASE(basic_test) +{ + string testPath = test::getTestPath(); + + testPath += "/PoWTests"; + + cnote << "Testing Proof of Work..."; + js::mValue v; + string s = asString(contents(testPath + "/ethash_tests.json")); + BOOST_REQUIRE_MESSAGE(s.length() > 0, "Contents of 'ethash_tests.json' is empty. Have you cloned the 'tests' repo branch develop?"); + js::read_string(s, v); + for (auto& i: v.get_obj()) + { + cnote << i.first; + js::mObject& o = i.second.get_obj(); + vector<pair<string, string>> ss; + BlockInfo header = BlockInfo::fromHeader(fromHex(o["header"].get_str()), CheckNothing); + h256 headerHash(o["header_hash"].get_str()); + Nonce nonce(o["nonce"].get_str()); + BOOST_REQUIRE_EQUAL(headerHash, header.headerHash(WithoutNonce)); + BOOST_REQUIRE_EQUAL(nonce, header.nonce); + + unsigned cacheSize(o["cache_size"].get_int()); + h256 cacheHash(o["cache_hash"].get_str()); + BOOST_REQUIRE_EQUAL(Ethasher::get()->params(header).cache_size, cacheSize); + BOOST_REQUIRE_EQUAL(sha3(bytesConstRef((byte const*)Ethasher::get()->light(header), cacheSize)), cacheHash); + +#if TEST_FULL + unsigned fullSize(o["full_size"].get_int()); + h256 fullHash(o["full_hash"].get_str()); + BOOST_REQUIRE_EQUAL(Ethasher::get()->full(header).size(), fullSize); + BOOST_REQUIRE_EQUAL(sha3(Ethasher::get()->full(header)), fullHash); +#endif + + h256 result(o["result"].get_str()); + Ethasher::Result r = Ethasher::eval(header); + BOOST_REQUIRE_EQUAL(r.value, result); + BOOST_REQUIRE_EQUAL(r.mixHash, header.mixHash); + } +} + +BOOST_AUTO_TEST_SUITE_END() + + |