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test cases for iterative qualitative added

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Sebastian Junges 5 years ago
parent
4844573b63
commit
01bd04b170
3 changed files with 67 additions and 11 deletions
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  1. 11
      src/storm-pomdp-cli/storm-pomdp.cpp
  2. 12
      src/storm-pomdp/analysis/IterativePolicySearch.h
  3. 55
      src/test/storm-pomdp/analysis/QualitativeAnalysisTest.cpp

11
src/storm-pomdp-cli/storm-pomdp.cpp
View File

@ -185,7 +185,16 @@ namespace storm {
if (qualSettings.isWinningRegionSet()) {
search.computeWinningRegion(lookahead);
} else {
search.analyzeForInitialStates(lookahead);
bool result = search.analyzeForInitialStates(lookahead);
if (result) {
STORM_PRINT_AND_LOG("From initial state, one can almost-surely reach the target.");
} else {
if (k == pomdp.getNumberOfStates()) {
STORM_PRINT_AND_LOG("From initial state, one cannot almost-surely reach the target.");
} else {
STORM_PRINT_AND_LOG("From initial state, one may not almost-surely reach the target.");
}
}
}
if (qualSettings.isPrintWinningRegionSet()) {

12
src/storm-pomdp/analysis/IterativePolicySearch.h
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@ -169,22 +169,14 @@ namespace pomdp {
std::shared_ptr<storm::utility::solver::SmtSolverFactory>& smtSolverFactory,
MemlessSearchOptions const& options);
void analyzeForInitialStates(uint64_t k) {
bool analyzeForInitialStates(uint64_t k) {
stats.totalTimer.start();
STORM_LOG_TRACE("Bad states: " << surelyReachSinkStates);
STORM_LOG_TRACE("Target states: " << targetStates);
STORM_LOG_TRACE("Questionmark states: " << (~surelyReachSinkStates & ~targetStates));
bool result = analyze(k, ~surelyReachSinkStates & ~targetStates, pomdp.getInitialStates());
stats.totalTimer.stop();
if (result) {
STORM_PRINT_AND_LOG("From initial state, one can almost-surely reach the target.");
} else {
if (k == pomdp.getNumberOfStates()) {
STORM_PRINT_AND_LOG("From initial state, one cannot almost-surely reach the target.");
} else {
STORM_PRINT_AND_LOG("From initial state, one may not almost-surely reach the target.");
}
}
return result;
}
void computeWinningRegion(uint64_t k) {

55
src/test/storm-pomdp/analysis/QualitativeAnalysisTest.cpp
View File

@ -8,6 +8,8 @@
#include "storm-pomdp/analysis/FormulaInformation.h"
#include "storm-pomdp/analysis/QualitativeAnalysisOnGraphs.h"
#include "storm-pomdp/analysis/OneShotPolicySearch.h"
#include "storm-pomdp/analysis/IterativePolicySearch.h"
#include "storm-pomdp/transformer/MakePOMDPCanonic.h"
void graphalgorithm_test(std::string const& path, std::string const& constants, std::string formulaString) {
@ -50,6 +52,38 @@ void oneshot_test(std::string const& path, std::string const& constants, std::st
}
void iterativesearch_test(std::string const& path, std::string const& constants, std::string formulaString, bool wr) {
storm::prism::Program program = storm::parser::PrismParser::parse(path);
program = storm::utility::prism::preprocess(program, constants);
std::shared_ptr<storm::logic::Formula const> formula = storm::api::parsePropertiesForPrismProgram(formulaString, program).front().getRawFormula();
std::shared_ptr<storm::models::sparse::Pomdp<double>> pomdp = storm::api::buildSparseModel<double>(program, {formula})->as<storm::models::sparse::Pomdp<double>>();
storm::transformer::MakePOMDPCanonic<double> makeCanonic(*pomdp);
pomdp = makeCanonic.transform();
// Run graph algorithm
auto formulaInfo = storm::pomdp::analysis::getFormulaInformation(*pomdp, *formula);
storm::analysis::QualitativeAnalysisOnGraphs<double> qualitativeAnalysis(*pomdp);
storm::storage::BitVector surelyNotAlmostSurelyReachTarget = qualitativeAnalysis.analyseProbSmaller1(
formula->asProbabilityOperatorFormula());
pomdp->getTransitionMatrix().makeRowGroupsAbsorbing(surelyNotAlmostSurelyReachTarget);
storm::storage::BitVector targetStates = qualitativeAnalysis.analyseProb1(formula->asProbabilityOperatorFormula());
std::shared_ptr<storm::utility::solver::SmtSolverFactory> smtSolverFactory = std::make_shared<storm::utility::solver::Z3SmtSolverFactory>();
storm::pomdp::MemlessSearchOptions options;
uint64_t lookahead = pomdp->getNumberOfStates();
storm::pomdp::IterativePolicySearch<double> search(*pomdp, targetStates,
surelyNotAlmostSurelyReachTarget,
smtSolverFactory, options);
if (wr) {
search.computeWinningRegion(lookahead);
} else {
search.analyzeForInitialStates(lookahead);
}
}
TEST(QualitativeAnalysis, GraphAlgorithm_Simple) {
graphalgorithm_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.4", "Pmax=? [F \"goal\" ]");
graphalgorithm_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.0", "Pmax=? [F \"goal\" ]");
@ -75,4 +109,25 @@ TEST(QualitativeAnalysis, OneShots_Maze) {
oneshot_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [F \"goal\" ]", 30);
oneshot_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.4", "Pmax=? [!\"bad\" U \"goal\" ]", 5);
oneshot_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [!\"bad\" U \"goal\"]", 5);
}
TEST(QualitativeAnalysis, Iterative_Simple) {
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.4", "Pmax=? [F \"goal\" ]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.0", "Pmax=? [F \"goal\" ]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.4", "Pmax=? [F \"goal\" ]", true);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/simple.prism", "slippery=0.0", "Pmax=? [F \"goal\" ]", true);
}
TEST(QualitativeAnalysis, Iterative_Maze) {
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.4", "Pmax=? [F \"goal\" ]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [F \"goal\" ]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.4", "Pmax=? [!\"bad\" U \"goal\" ]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [!\"bad\" U \"goal\"]", false);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.4", "Pmax=? [F \"goal\" ]", true);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [F \"goal\" ]", true);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.4", "Pmax=? [!\"bad\" U \"goal\" ]", true);
iterativesearch_test(STORM_TEST_RESOURCES_DIR "/pomdp/maze2.prism", "sl=0.0", "Pmax=? [!\"bad\" U \"goal\"]", true);
}
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