mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
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/*
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This file is part of solidity.
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solidity is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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solidity is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with solidity. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @date 2017
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* Unit tests for the metadata output.
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*/
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#include "../TestHelper.h"
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#include <libsolidity/interface/CompilerStack.h>
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#include <libdevcore/SwarmHash.h>
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namespace dev
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{
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namespace solidity
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{
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namespace test
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{
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BOOST_AUTO_TEST_SUITE(Metadata)
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BOOST_AUTO_TEST_CASE(metadata_stamp)
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{
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// Check that the metadata stamp is at the end of the runtime bytecode.
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char const* sourceCode = R"(
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pragma solidity >=0.0;
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contract test {
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function g(function(uint) external returns (uint) x) {}
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}
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)";
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CompilerStack compilerStack;
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BOOST_REQUIRE(compilerStack.compile(std::string(sourceCode)));
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bytes const& bytecode = compilerStack.runtimeObject("test").bytecode;
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bytes hash = dev::swarmHash(compilerStack.onChainMetadata("test")).asBytes();
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BOOST_REQUIRE(hash.size() == 32);
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BOOST_REQUIRE(bytecode.size() >= 2);
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size_t metadataCBORSize = (size_t(bytecode.end()[-2]) << 8) + size_t(bytecode.end()[-1]);
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BOOST_REQUIRE(metadataCBORSize < bytecode.size() - 2);
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bytes expectation = bytes{0xa1, 0x65, 'b', 'z', 'z', 'r', '0', 0x58, 0x20} + hash;
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BOOST_CHECK(std::equal(expectation.begin(), expectation.end(), bytecode.end() - metadataCBORSize - 2));
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}
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BOOST_AUTO_TEST_SUITE_END()
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}
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}
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}
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