mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
133 lines
3.3 KiB
C++
133 lines
3.3 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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* Tests that check that the cost of certain operations stay within range.
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*/
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#include <test/libsolidity/SolidityExecutionFramework.h>
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#include <cmath>
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using namespace std;
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using namespace langutil;
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using namespace dev::eth;
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using namespace dev::solidity;
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using namespace dev::test;
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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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#define CHECK_GAS(_gasNoOpt, _gasOpt, _tolerance) \
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do \
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{ \
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u256 gasOpt{_gasOpt}; \
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u256 gasNoOpt{_gasNoOpt}; \
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u256 tolerance{_tolerance}; \
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u256 gas = m_optimize ? gasOpt : gasNoOpt; \
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u256 diff = gas < m_gasUsed ? m_gasUsed - gas : gas - m_gasUsed; \
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BOOST_CHECK_MESSAGE( \
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diff <= tolerance, \
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"Gas used: " + \
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m_gasUsed.str() + \
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" - expected: " + \
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gas.str() + \
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" (tolerance: " + \
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tolerance.str() + \
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")" \
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); \
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} while(0)
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BOOST_FIXTURE_TEST_SUITE(GasCostTests, SolidityExecutionFramework)
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BOOST_AUTO_TEST_CASE(string_storage)
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{
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char const* sourceCode = R"(
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contract C {
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function f() pure public {
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require(false, "Not Authorized. This function can only be called by the custodian or owner of this contract");
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}
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}
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)";
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compileAndRun(sourceCode);
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if (Options::get().evmVersion() <= EVMVersion::byzantium())
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CHECK_GAS(134435, 130591, 100);
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else
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CHECK_GAS(127225, 124873, 100);
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if (Options::get().evmVersion() >= EVMVersion::byzantium())
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{
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callContractFunction("f()");
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if (Options::get().evmVersion() == EVMVersion::byzantium())
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CHECK_GAS(21551, 21526, 20);
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else
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CHECK_GAS(21546, 21526, 20);
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}
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}
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BOOST_AUTO_TEST_CASE(single_callvaluecheck)
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{
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string sourceCode = R"(
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// All functions nonpayable, we can check callvalue at the beginning
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contract Nonpayable {
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address a;
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function f(address b) public {
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a = b;
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}
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function f1(address b) public pure returns (uint c) {
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return uint(b) + 2;
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}
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function f2(address b) public pure returns (uint) {
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return uint(b) + 8;
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}
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function f3(address, uint c) pure public returns (uint) {
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return c - 5;
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}
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}
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// At least on payable function, we cannot do the optimization.
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contract Payable {
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address a;
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function f(address b) public {
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a = b;
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}
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function f1(address b) public pure returns (uint c) {
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return uint(b) + 2;
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}
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function f2(address b) public pure returns (uint) {
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return uint(b) + 8;
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}
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function f3(address, uint c) payable public returns (uint) {
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return c - 5;
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}
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}
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)";
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compileAndRun(sourceCode);
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size_t bytecodeSizeNonpayable = m_compiler.object("Nonpayable").bytecode.size();
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size_t bytecodeSizePayable = m_compiler.object("Payable").bytecode.size();
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BOOST_CHECK_EQUAL(bytecodeSizePayable - bytecodeSizeNonpayable, 26);
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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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