mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
114 lines
3.6 KiB
C++
114 lines
3.6 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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#include <tools/yulPhaser/FitnessMetrics.h>
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#include <libyul/optimiser/EquivalentFunctionCombiner.h>
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#include <libyul/optimiser/UnusedPruner.h>
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#include <liblangutil/CharStream.h>
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#include <boost/test/unit_test.hpp>
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using namespace std;
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using namespace solidity::langutil;
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using namespace solidity::yul;
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namespace solidity::phaser::test
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{
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class FitnessMetricFixture
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{
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protected:
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FitnessMetricFixture():
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m_sourceStream(SampleSourceCode, ""),
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m_program(get<Program>(Program::load(m_sourceStream))) {}
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static constexpr char SampleSourceCode[] =
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"{\n"
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" function foo() -> result\n"
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" {\n"
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" let x := 1\n"
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" result := 15\n"
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" }\n"
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" function bar() -> result\n"
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" {\n"
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" result := 15\n"
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" }\n"
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" mstore(foo(), bar())\n"
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"}\n";
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CharStream m_sourceStream;
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Program m_program;
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};
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BOOST_AUTO_TEST_SUITE(Phaser)
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BOOST_AUTO_TEST_SUITE(FitnessMetricsTest)
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BOOST_AUTO_TEST_SUITE(ProgramSizeTest)
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BOOST_FIXTURE_TEST_CASE(evaluate_should_compute_size_of_the_optimised_program, FitnessMetricFixture)
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{
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Chromosome chromosome(vector<string>{UnusedPruner::name, EquivalentFunctionCombiner::name});
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Program optimisedProgram = m_program;
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optimisedProgram.optimise(chromosome.optimisationSteps());
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assert(m_program.codeSize() != optimisedProgram.codeSize());
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BOOST_TEST(ProgramSize(m_program).evaluate(chromosome) != m_program.codeSize());
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BOOST_TEST(ProgramSize(m_program).evaluate(chromosome) == optimisedProgram.codeSize());
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}
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BOOST_FIXTURE_TEST_CASE(evaluate_should_repeat_the_optimisation_specified_number_of_times, FitnessMetricFixture)
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{
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Chromosome chromosome(vector<string>{UnusedPruner::name, EquivalentFunctionCombiner::name});
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Program programOptimisedOnce = m_program;
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programOptimisedOnce.optimise(chromosome.optimisationSteps());
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Program programOptimisedTwice = programOptimisedOnce;
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programOptimisedTwice.optimise(chromosome.optimisationSteps());
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assert(m_program.codeSize() != programOptimisedOnce.codeSize());
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assert(m_program.codeSize() != programOptimisedTwice.codeSize());
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assert(programOptimisedOnce.codeSize() != programOptimisedTwice.codeSize());
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ProgramSize metric(m_program, 2);
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BOOST_TEST(metric.evaluate(chromosome) != m_program.codeSize());
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BOOST_TEST(metric.evaluate(chromosome) != programOptimisedOnce.codeSize());
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BOOST_TEST(metric.evaluate(chromosome) == programOptimisedTwice.codeSize());
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}
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BOOST_FIXTURE_TEST_CASE(evaluate_should_not_optimise_if_number_of_repetitions_is_zero, FitnessMetricFixture)
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{
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Chromosome chromosome(vector<string>{UnusedPruner::name, EquivalentFunctionCombiner::name});
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Program optimisedProgram = m_program;
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optimisedProgram.optimise(chromosome.optimisationSteps());
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assert(m_program.codeSize() != optimisedProgram.codeSize());
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ProgramSize metric(m_program, 0);
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BOOST_TEST(metric.evaluate(chromosome) == m_program.codeSize());
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BOOST_TEST(metric.evaluate(chromosome) != optimisedProgram.codeSize());
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}
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BOOST_AUTO_TEST_SUITE_END()
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BOOST_AUTO_TEST_SUITE_END()
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BOOST_AUTO_TEST_SUITE_END()
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}
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