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/*
* SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.store.statecoding;
import org.eclipse.collections.api.factory.primitive.IntObjectMaps;
import org.eclipse.collections.api.map.primitive.MutableIntObjectMap;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import tools.refinery.store.map.Version;
import tools.refinery.store.model.Model;
import tools.refinery.store.model.ModelStore;
import tools.refinery.store.representation.Symbol;
import tools.refinery.store.tuple.Tuple;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
class ExperimentalSetupTest {
static class ExperimentalSetupResult {
int versions = 0;
int different = 0;
int isomorphic = 0;
int unknown = 0;
double failureRatio() {
return (different + 0.0) / versions;
}
@Override
public String toString() {
return "ExperimentalSetupResult{" +
"versions=" + versions +
", different=" + different +
", isomorphic=" + isomorphic +
", unknown=" + unknown +
", ratio= " + failureRatio() +
'}';
}
}
static int MAX = 100000;
public static ExperimentalSetupResult generate(int size, boolean permuteTypes) {
Symbol<Boolean> person = new Symbol<>("Person", 1, Boolean.class, false);
Symbol<Boolean> friend = new Symbol<>("friend", 2, Boolean.class, false);
var store = ModelStore.builder()
.symbols(person, friend)
.with(StateCoderAdapter
.builder())
.build();
Set<Version> versions = new HashSet<>();
MutableIntObjectMap<List<Version>> codes = IntObjectMaps.mutable.empty();
var empty = store.createEmptyModel();
if (!permuteTypes) {
for (int i = 0; i < size; i++) {
empty.getInterpretation(person).put(Tuple.of(i), true);
}
}
var emptyVersion = empty.commit();
versions.add(emptyVersion);
var emptyCode = empty.getAdapter(StateCoderAdapter.class).calculateModelCode();
List<Version> emptyList = new ArrayList<>();
emptyList.add(emptyVersion);
codes.put(emptyCode, emptyList);
var storeAdapter = store.getAdapter(StateCoderStoreAdapter.class);
var result = new ExperimentalSetupResult();
int steps = 0;
if (permuteTypes) {
for (int i = 0; i < size; i++) {
var previousVersions = new HashSet<>(versions);
for (var version : previousVersions) {
var model = store.createModelForState(version);
model.getInterpretation(person).put(Tuple.of(i), true);
saveAsNewVersion(versions, codes, storeAdapter, result, model);
logProgress(steps++);
if (steps > MAX) {
result.versions = versions.size();
return result;
}
}
}
}
for (int i = 0; i < size; i++) {
for (int j = 0; j < size; j++) {
var previousVersions = new HashSet<>(versions);
for (var version : previousVersions) {
var model = store.createModelForState(version);
model.getInterpretation(friend).put(Tuple.of(i, j), true);
saveAsNewVersion(versions, codes, storeAdapter, result, model);
logProgress(steps++);
if (steps > MAX) {
result.versions = versions.size();
return result;
}
}
}
}
result.versions = versions.size();
return result;
}
private static void saveAsNewVersion(Set<Version> versions, MutableIntObjectMap<List<Version>> codes,
StateCoderStoreAdapter storeAdapter, ExperimentalSetupResult result,
Model model) {
Version version1 = model.commit();
var stateCode = model.getAdapter(StateCoderAdapter.class).calculateStateCode();
int code = stateCode.modelCode();
if (codes.containsKey(code)) {
Version similar = codes.get(code).get(0);
var outcome = storeAdapter.checkEquivalence(version1, similar);
if (outcome == StateEquivalenceChecker.EquivalenceResult.DIFFERENT) {
result.different++;
} else if (outcome == StateEquivalenceChecker.EquivalenceResult.UNKNOWN) {
result.unknown++;
} else {
result.isomorphic++;
}
} else {
versions.add(version1);
List<Version> newList = new ArrayList<>();
newList.add(version1);
codes.put(code, newList);
}
}
private static void logProgress(int steps) {
if (steps % 10000 == 0) {
System.out.println("Steps: " + steps + " / " + MAX);
}
}
static final double limit = 0.01;
@Test
void test0() {
assertEquals(1, generate(0, true).versions);
}
@ParameterizedTest
@ValueSource(ints = {1, 2, 3, 4})
void testForSmallUntypedModels(int size) {
var res = generate(size, false);
System.out.println(res);
assertTrue(res.failureRatio() < limit);
}
@ParameterizedTest
@ValueSource(ints = {1, 2, 3})
void testForSmallTypedModels(int size) {
var res = generate(size, true);
System.out.println(res);
assertTrue(res.failureRatio() < limit);
}
@Test
@Tag("fuzz")
@Tag("slow")
void testForLargeTypedModels() {
var res = generate(10, true);
System.out.println(res);
assertTrue(res.failureRatio() < limit);
}
@Test
@Tag("fuzz")
@Tag("slow")
void testForLargeUntypedModels() {
var res = generate(10, false);
System.out.println(res);
assertTrue(res.failureRatio() < limit);
}
}
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