DftValidatorTest.cpp

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#include <gmock/gmock.h>
#include "storm-config.h"
#include "test/storm_gtest.h"
 
#include "storm-dft/api/io.h"
#include "storm-dft/api/transformation.h"
#include "storm/exceptions/WrongFormatException.h"
 
namespace {
 
TEST(DftValidatorTest, Cyclic) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/cyclic.dft";
    STORM_SILENT_EXPECT_THROW(storm::dft::api::loadDFTGalileoFile<double>(file), storm::exceptions::WrongFormatException);
}
 
TEST(DftValidatorTest, NonBinaryDependency) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/fdep.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::MatchesRegex("DFT has dependency with more than one dependent event."));
}
 
TEST(DftValidatorTest, MultipleConstantFailed) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/const_be_test.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::MatchesRegex("DFT has more than one constant failed BE."));
}
 
TEST(DftValidatorTest, OverlappingSpareModules) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/spare_overlapping.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::MatchesRegex("Spare modules .* should not overlap."));
}
 
TEST(DftValidatorTest, SharedPrimaryModule) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/spare_shared_primary.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::HasSubstr("shared primary module"));
}
 
TEST(DftValidatorTest, SpareConstantFailed) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/spare_const_failed.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::MatchesRegex("Spare module of .* contains a constant failed BE .*"));
}
 
TEST(DftValidatorTest, NonExponential) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/all_be_distributions.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, false).first);
    auto result = storm::dft::api::isWellFormed(*dft, true);
    EXPECT_FALSE(result.first);
    EXPECT_THAT(result.second, ::testing::HasSubstr("DFT has BE distributions which are neither exponential nor constant failed/failsafe."));
}
 
TEST(DftValidatorTest, OverlappingWithTopModule) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/modules3.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    auto result = storm::dft::api::hasPotentialModelingIssues(*dft);
    EXPECT_TRUE(result.first);
    EXPECT_THAT(result.second, ::testing::HasSubstr(" All elements of this spare module will be activated from the beginning on."));
}
 
TEST(DftValidatorTest, SpareModuleContainsParent) {
    std::string file = STORM_TEST_RESOURCES_DIR "/dft/spare_contains_spare.dft";
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(file);
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    auto result = storm::dft::api::hasPotentialModelingIssues(*dft);
    EXPECT_TRUE(result.first);
    EXPECT_THAT(result.second, ::testing::HasSubstr("also contains the parent SPARE-gate"));
    EXPECT_THAT(result.second, ::testing::HasSubstr("This can prevent proper activation of the spare module."));
}
 
TEST(DftValidatorTest, NoModelingIssues) {
    std::shared_ptr<storm::dft::storage::DFT<double>> dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare2.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare3.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare4.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare5.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare6.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare7.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
 
    dft = storm::dft::api::loadDFTGalileoFile<double>(STORM_TEST_RESOURCES_DIR "/dft/spare8.dft");
    EXPECT_TRUE(storm::dft::api::isWellFormed(*dft, true).first);
    EXPECT_FALSE(storm::dft::api::hasPotentialModelingIssues(*dft).first);
}
 
}  // namespace