mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
133 lines
4.2 KiB
C++
133 lines
4.2 KiB
C++
/*
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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 "../Metadata.h"
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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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compilerStack.addSource("", std::string(sourceCode));
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compilerStack.setOptimiserSettings(dev::test::Options::get().optimize);
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ETH_TEST_REQUIRE_NO_THROW(compilerStack.compile(), "Compiling contract failed");
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bytes const& bytecode = compilerStack.runtimeObject("test").bytecode;
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std::string const& metadata = compilerStack.metadata("test");
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BOOST_CHECK(dev::test::isValidMetadata(metadata));
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bytes hash = dev::swarmHash(metadata).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_CASE(metadata_relevant_sources)
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{
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CompilerStack compilerStack;
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char const* sourceCode = R"(
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pragma solidity >=0.0;
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contract A {
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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.addSource("A", std::string(sourceCode));
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sourceCode = R"(
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pragma solidity >=0.0;
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contract B {
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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.addSource("B", std::string(sourceCode));
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ETH_TEST_REQUIRE_NO_THROW(compilerStack.compile(dev::test::Options::get().optimize), "Compiling contract failed");
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std::string const& serialisedMetadata = compilerStack.metadata("A");
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BOOST_CHECK(dev::test::isValidMetadata(serialisedMetadata));
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Json::Value metadata;
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BOOST_REQUIRE(Json::Reader().parse(serialisedMetadata, metadata, false));
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BOOST_CHECK_EQUAL(metadata["sources"].size(), 1);
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BOOST_CHECK(metadata["sources"].isMember("A"));
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}
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BOOST_AUTO_TEST_CASE(metadata_relevant_sources_imports)
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{
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CompilerStack compilerStack;
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char const* sourceCode = R"(
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pragma solidity >=0.0;
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contract A {
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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.addSource("A", std::string(sourceCode));
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sourceCode = R"(
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pragma solidity >=0.0;
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import "./A";
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contract B is A {
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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.addSource("B", std::string(sourceCode));
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sourceCode = R"(
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pragma solidity >=0.0;
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import "./B";
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contract C is B {
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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.addSource("C", std::string(sourceCode));
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ETH_TEST_REQUIRE_NO_THROW(compilerStack.compile(dev::test::Options::get().optimize), "Compiling contract failed");
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std::string const& serialisedMetadata = compilerStack.metadata("C");
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BOOST_CHECK(dev::test::isValidMetadata(serialisedMetadata));
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Json::Value metadata;
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BOOST_REQUIRE(Json::Reader().parse(serialisedMetadata, metadata, false));
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BOOST_CHECK_EQUAL(metadata["sources"].size(), 3);
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BOOST_CHECK(metadata["sources"].isMember("A"));
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BOOST_CHECK(metadata["sources"].isMember("B"));
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BOOST_CHECK(metadata["sources"].isMember("C"));
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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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