use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_type_and_player_unifies_rule_relation_exact.
@Test
public void relation_type_and_player_unifies_rule_relation_exact() {
Unifier unifier = uniqueUnifier("{ (employee: $y) isa $rel; }", rule("(employee: $x) isa employment", "{ $x isa person; }"));
Map<String, Set<String>> result = getStringMapping(unifier.mapping());
Map<String, Set<String>> expected = new HashMap<String, Set<String>>() {
{
put("$y", set("$x"));
put("$rel", set("$_employment"));
put("$_0", set("$_0"));
}
};
assertEquals(expected, result);
// test requirements
assertEquals(roleHierarchy("employee", "employment"), unifier.requirements().types().get(Variable.label("relation:employee")));
assertEquals(2, unifier.requirements().types().size());
assertEquals(2, unifier.requirements().isaExplicit().size());
assertEquals(0, unifier.requirements().predicates().size());
// test filter allows a valid answer
Relation employment = instanceOf("employment").asRelation();
Thing person = instanceOf("person");
addRolePlayer(employment, "employee", person);
Map<Variable, Concept> concepts = map(pair(Variable.anon(0), employment), pair(Variable.name("x"), person), pair(Variable.label("employment"), employment.getType()), pair(Variable.label("employment:employee"), employment.getType().getRelates("employee")));
FunctionalIterator<ConceptMap> unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
assertTrue(unified.hasNext());
ConceptMap unifiedAnswer = unified.first().get();
assertEquals(3, unifiedAnswer.concepts().size());
assertEquals(employment.getType(), unifiedAnswer.get("rel"));
assertEquals(person, unifiedAnswer.get("y"));
assertEquals(employment, unifiedAnswer.get(Variable.anon(0)));
// filter out invalid types
Relation friendship = instanceOf("friendship").asRelation();
person = instanceOf("person");
addRolePlayer(friendship, "friend", person);
concepts = map(pair(Variable.anon(0), friendship), pair(Variable.name("x"), person), pair(Variable.label("employment"), friendship.getType()), pair(Variable.label("employment:employee"), friendship.getType().getRelates("friend")));
unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
assertFalse(unified.hasNext());
}
use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_and_player_unifies_rule_relation_exact.
@Test
public void relation_and_player_unifies_rule_relation_exact() {
Unifier unifier = uniqueUnifier("{ $r (employee: $y) isa employment; }", rule(" (employee: $x) isa employment", "{ $x isa person; }"));
Map<String, Set<String>> result = getStringMapping(unifier.mapping());
Map<String, Set<String>> expected = new HashMap<String, Set<String>>() {
{
put("$y", set("$x"));
put("$r", set("$_0"));
}
};
assertEquals(expected, result);
// test requirements
assertEquals(typeHierarchy("employment"), unifier.requirements().isaExplicit().get(Variable.name("r")));
assertEquals(2, unifier.requirements().isaExplicit().size());
assertEquals(roleHierarchy("employee", "employment"), unifier.requirements().types().get(Variable.label("employment:employee")));
assertEquals(2, unifier.requirements().types().size());
assertEquals(0, unifier.requirements().predicates().size());
// test filter allows a valid answer
// code below tests unifier applied to an answer that is 1) satisfiable, 2) non-satisfiable
Relation employment = instanceOf("employment").asRelation();
Thing person = instanceOf("person");
addRolePlayer(employment, "employee", person);
Map<Variable, Concept> concepts = map(pair(Variable.anon(0), employment), pair(Variable.name("x"), person), pair(Variable.label("employment"), employment.getType()), pair(Variable.label("employment:employee"), employment.getType().getRelates("employee")));
FunctionalIterator<ConceptMap> unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
assertTrue(unified.hasNext());
ConceptMap unifiedAnswer = unified.first().get();
assertEquals(2, unifiedAnswer.concepts().size());
assertEquals(employment, unifiedAnswer.get("r"));
assertEquals(person, unifiedAnswer.get("y"));
// filter out invalid types
Relation friendship = instanceOf("friendship").asRelation();
person = instanceOf("person");
addRolePlayer(friendship, "friend", person);
concepts = map(pair(Variable.anon(0), friendship), pair(Variable.name("x"), person), pair(Variable.label("employment"), friendship.getType()), pair(Variable.label("employment:employee"), friendship.getType().getRelates("friend")));
unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
assertFalse(unified.hasNext());
}
use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.
the class ReasonerTest method test_offset_limit.
@Test
public void test_offset_limit() {
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.SCHEMA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
ConceptManager conceptMgr = txn.concepts();
EntityType milk = conceptMgr.putEntityType("milk");
AttributeType ageInDays = conceptMgr.putAttributeType("age-in-days", AttributeType.ValueType.LONG);
milk.setOwns(ageInDays);
txn.commit();
}
}
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.DATA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 5;").asInsert());
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 10;").asInsert());
txn.commit();
}
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.READ)) {
List<ConceptMap> ans = txn.query().match(TypeQL.parseQuery("match $x has age-in-days $a;").asMatch()).toList();
ans.iterator().forEachRemaining(a -> {
assertEquals("age-in-days", a.get("a").asThing().getType().getLabel().scopedName());
assertEquals("milk", a.get("x").asThing().getType().getLabel().scopedName());
});
assertEquals(2, ans.size());
List<ConceptMap> ansLimited = txn.query().match(TypeQL.parseQuery("match $x has age-in-days $a; limit 1;").asMatch()).toList();
assertEquals(1, ansLimited.size());
List<ConceptMap> ansLimitedOffsetted = txn.query().match(TypeQL.parseQuery("match $x has age-in-days $a; offset 1; limit 1;").asMatch()).toList();
assertEquals(1, ansLimitedOffsetted.size());
}
}
}
use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.
the class ReasonerTest method test_has_explicit_rule.
@Test
public void test_has_explicit_rule() {
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.SCHEMA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
ConceptManager conceptMgr = txn.concepts();
LogicManager logicMgr = txn.logic();
EntityType milk = conceptMgr.putEntityType("milk");
AttributeType ageInDays = conceptMgr.putAttributeType("age-in-days", AttributeType.ValueType.LONG);
AttributeType isStillGood = conceptMgr.putAttributeType("is-still-good", AttributeType.ValueType.BOOLEAN);
milk.setOwns(ageInDays);
milk.setOwns(isStillGood);
logicMgr.putRule("old-milk-is-not-good", TypeQL.parsePattern("{ $x isa milk, has age-in-days >= 10; }").asConjunction(), TypeQL.parseVariable("$x has is-still-good false").asThing());
txn.commit();
}
}
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.DATA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 5;").asInsert());
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 10;").asInsert());
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 15;").asInsert());
txn.commit();
}
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.READ)) {
List<ConceptMap> ans = txn.query().match(TypeQL.parseQuery("match $x has is-still-good $a;").asMatch()).toList();
ans.iterator().forEachRemaining(a -> {
assertFalse(a.get("a").asAttribute().asBoolean().getValue());
assertEquals("is-still-good", a.get("a").asThing().getType().getLabel().scopedName());
assertEquals("milk", a.get("x").asThing().getType().getLabel().scopedName());
});
assertEquals(2, ans.size());
}
}
}
use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.
the class ReasonerTest method test_exception_kills_query.
@Test
public void test_exception_kills_query() {
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.SCHEMA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
ConceptManager conceptMgr = txn.concepts();
LogicManager logicMgr = txn.logic();
EntityType milk = conceptMgr.putEntityType("milk");
AttributeType ageInDays = conceptMgr.putAttributeType("age-in-days", AttributeType.ValueType.LONG);
AttributeType isStillGood = conceptMgr.putAttributeType("is-still-good", AttributeType.ValueType.BOOLEAN);
milk.setOwns(ageInDays);
milk.setOwns(isStillGood);
logicMgr.putRule("old-milk-is-not-good", TypeQL.parsePattern("{ $x isa milk, has age-in-days >= 10; }").asConjunction(), TypeQL.parseVariable("$x has is-still-good false").asThing());
txn.commit();
}
}
try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.DATA)) {
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.WRITE)) {
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 5;").asInsert());
txn.query().insert(TypeQL.parseQuery("insert $x isa milk, has age-in-days 10;").asInsert());
txn.commit();
}
try (CoreTransaction txn = singleThreadElgTransaction(session, Arguments.Transaction.Type.READ)) {
txn.reasoner().resolverRegistry().terminateResolvers(new RuntimeException());
try {
List<ConceptMap> ans = txn.query().match(TypeQL.parseQuery("match $x isa is-still-good;").asMatch()).toList();
} catch (TypeDBException e) {
assertEquals(e.code().get(), RESOLUTION_TERMINATED.code());
return;
}
fail();
}
}
}
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