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[yul-phaser] AlgorithmRunner: Population autosave

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This commit is contained in:
Kamil Śliwak
2020-03-18 13:30:58 +01:00
parent 04c7c56d84
commit 1b5960111d
4 changed files with 136 additions and 3 deletions
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test/yulPhaser/AlgorithmRunner.cpp
+98 -3
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@@ -18,9 +18,11 @@
#include <test/yulPhaser/TestHelpers.h>
#include <tools/yulPhaser/AlgorithmRunner.h>
#include <tools/yulPhaser/Common.h>
#include <libsolutil/CommonIO.h>
#include <boost/filesystem.hpp>
#include <boost/test/unit_test.hpp>
#include <boost/test/tools/output_test_stream.hpp>
@@ -29,10 +31,12 @@ using namespace boost::unit_test::framework;
using namespace boost::test_tools;
using namespace solidity::util;
namespace fs = boost::filesystem;
namespace solidity::phaser::test
{
class DummyAlgorithm: public GeneticAlgorithm
class CountingAlgorithm: public GeneticAlgorithm
{
public:
using GeneticAlgorithm::GeneticAlgorithm;
@@ -45,6 +49,16 @@ public:
size_t m_currentRound = 0;
};
class RandomisingAlgorithm: public GeneticAlgorithm
{
public:
using GeneticAlgorithm::GeneticAlgorithm;
Population runNextRound(Population _population) override
{
return Population::makeRandom(_population.fitnessMetric(), _population.individuals().size(), 10, 20);
}
};
class AlgorithmRunnerFixture
{
protected:
@@ -53,6 +67,25 @@ protected:
AlgorithmRunner::Options m_options;
};
class AlgorithmRunnerAutosaveFixture: public AlgorithmRunnerFixture
{
public:
static vector<string> chromosomeStrings(Population const& _population)
{
vector<string> lines;
for (auto const& individual: _population.individuals())
lines.push_back(toString(individual.chromosome));
return lines;
}
protected:
TemporaryDirectory m_tempDir;
string const m_autosavePath = m_tempDir.memberPath("population-autosave.txt");
Population const m_population = Population::makeRandom(m_fitnessMetric, 5, 0, 20);
RandomisingAlgorithm m_algorithm;
};
BOOST_AUTO_TEST_SUITE(Phaser)
BOOST_AUTO_TEST_SUITE(AlgorithmRunnerTest)
@@ -60,7 +93,8 @@ BOOST_FIXTURE_TEST_CASE(run_should_call_runNextRound_once_per_round, AlgorithmRu
{
m_options.maxRounds = 5;
AlgorithmRunner runner(Population(m_fitnessMetric), m_options, m_output);
DummyAlgorithm algorithm;
CountingAlgorithm algorithm;
BOOST_TEST(algorithm.m_currentRound == 0);
runner.run(algorithm);
@@ -82,7 +116,7 @@ BOOST_FIXTURE_TEST_CASE(run_should_print_the_top_chromosome, AlgorithmRunnerFixt
m_output
);
DummyAlgorithm algorithm;
CountingAlgorithm algorithm;
BOOST_TEST(m_output.is_empty());
runner.run(algorithm);
@@ -93,6 +127,67 @@ BOOST_FIXTURE_TEST_CASE(run_should_print_the_top_chromosome, AlgorithmRunnerFixt
BOOST_TEST(countSubstringOccurrences(m_output.str(), toString(runner.population().individuals()[0].chromosome)) == 4);
}
BOOST_FIXTURE_TEST_CASE(run_should_save_initial_population_to_file_if_autosave_file_specified, AlgorithmRunnerAutosaveFixture)
{
m_options.maxRounds = 0;
m_options.populationAutosaveFile = m_autosavePath;
AlgorithmRunner runner(m_population, m_options, m_output);
assert(!fs::exists(m_autosavePath));
runner.run(m_algorithm);
assert(runner.population() == m_population);
BOOST_TEST(fs::is_regular_file(m_autosavePath));
BOOST_TEST(readLinesFromFile(m_autosavePath) == chromosomeStrings(runner.population()));
}
BOOST_FIXTURE_TEST_CASE(run_should_save_population_to_file_if_autosave_file_specified, AlgorithmRunnerAutosaveFixture)
{
m_options.maxRounds = 1;
m_options.populationAutosaveFile = m_autosavePath;
AlgorithmRunner runner(m_population, m_options, m_output);
assert(!fs::exists(m_autosavePath));
runner.run(m_algorithm);
assert(runner.population() != m_population);
BOOST_TEST(fs::is_regular_file(m_autosavePath));
BOOST_TEST(readLinesFromFile(m_autosavePath) == chromosomeStrings(runner.population()));
}
BOOST_FIXTURE_TEST_CASE(run_should_overwrite_existing_file_if_autosave_file_specified, AlgorithmRunnerAutosaveFixture)
{
m_options.maxRounds = 5;
m_options.populationAutosaveFile = m_autosavePath;
AlgorithmRunner runner(m_population, m_options, m_output);
assert(!fs::exists(m_autosavePath));
vector<string> originalContent = {"Original content"};
{
ofstream tmpFile(m_autosavePath);
tmpFile << originalContent[0] << endl;
}
assert(fs::exists(m_autosavePath));
assert(readLinesFromFile(m_autosavePath) == originalContent);
runner.run(m_algorithm);
BOOST_TEST(fs::is_regular_file(m_autosavePath));
BOOST_TEST(readLinesFromFile(m_autosavePath) != originalContent);
}
BOOST_FIXTURE_TEST_CASE(run_should_not_save_population_to_file_if_autosave_file_not_specified, AlgorithmRunnerAutosaveFixture)
{
m_options.maxRounds = 5;
m_options.populationAutosaveFile = nullopt;
AlgorithmRunner runner(m_population, m_options, m_output);
assert(!fs::exists(m_autosavePath));
runner.run(m_algorithm);
BOOST_TEST(!fs::exists(m_autosavePath));
}
BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE_END()