Examples with ConceptMap com.vaticle.typedb.core.concept.answer.ConceptMap used on opensource projects

Example 61 with ConceptMap

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();
        }
    }
}

Example 62 with ConceptMap

use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.

the class ReasonerTest method test_no_rules.

@Test
public void test_no_rules() {
    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());
        }
    }
}

Example 63 with ConceptMap

use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.

the class RuleTest method rule_relation_does_not_materialise_when_present.

@Test
public void rule_relation_does_not_materialise_when_present() throws IOException {
    Util.resetDirectory(dataDir);
    try (CoreDatabaseManager databaseMgr = CoreDatabaseManager.open(options)) {
        databaseMgr.create(database);
        try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.SCHEMA)) {
            try (CoreTransaction txn = session.transaction(Arguments.Transaction.Type.WRITE)) {
                ConceptManager conceptMgr = txn.concepts();
                LogicManager logicMgr = txn.logic();
                EntityType person = conceptMgr.putEntityType("person");
                RelationType friendship = conceptMgr.putRelationType("friendship");
                friendship.setRelates("friend");
                RelationType marriage = conceptMgr.putRelationType("marriage");
                marriage.setRelates("spouse");
                person.setPlays(friendship.getRelates("friend"));
                person.setPlays(marriage.getRelates("spouse"));
                logicMgr.putRule("marriage-is-friendship", TypeQL.parsePattern("{ $x isa person; $y isa person; (spouse: $x, spouse: $y) isa marriage; }").asConjunction(), TypeQL.parseVariable("(friend: $x, friend: $y) isa friendship").asThing());
                txn.commit();
            }
        }
        try (CoreSession session = databaseMgr.session(database, Arguments.Session.Type.DATA)) {
            try (CoreTransaction txn = session.transaction(Arguments.Transaction.Type.WRITE)) {
                ConceptManager conceptMgr = txn.concepts();
                RelationType friendship = conceptMgr.getRelationType("friendship");
                txn.query().insert(TypeQL.parseQuery("insert $x isa person; $y isa person; " + "(spouse: $x, spouse: $y) isa marriage;" + "(friend: $x, friend: $y) isa friendship;").asInsert());
                List<? extends Relation> friendshipInstances = friendship.getInstances().toList();
                assertEquals(1, friendshipInstances.size());
                EntityType person = conceptMgr.getEntityType("person");
                List<? extends Entity> people = person.getInstances().toList();
                assertEquals(2, people.size());
                Rule rule = txn.logic().getRule("marriage-is-friendship");
                ConceptMap whenAnswer = new ConceptMap(map(pair(Identifier.Variable.name("x"), people.get(0)), pair(Identifier.Variable.name("y"), people.get(1))));
                List<Map<Identifier.Variable, Concept>> materialisations = rule.conclusion().materialise(whenAnswer, txn.traversal(), conceptMgr).toList();
                assertEquals(1, materialisations.size());
                assertEquals(5, materialisations.get(0).size());
                friendshipInstances = friendship.getInstances().toList();
                assertEquals(1, friendshipInstances.size());
                assertEquals(friendshipInstances.get(0), materialisations.get(0).get(Identifier.Variable.anon(0)));
                assertEquals(friendship, materialisations.get(0).get(Identifier.Variable.label("friendship")));
            }
        }
    }
}

Example 64 with ConceptMap

use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.

the class UnifyIsaConcludableTest method isa_exact_unifies_rule_relation_exact.

@Test
public void isa_exact_unifies_rule_relation_exact() {
    String conjunction = "{ $a isa relation; }";
    Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
    Concludable.Isa queryConcludable = concludables.iterator().next().asIsa();
    Rule rule = createRule("isa-rule", "{ $x isa person; }", "(employee: $x) isa employment", logicMgr);
    List<Unifier> unifiers = queryConcludable.unify(rule.conclusion(), conceptMgr).toList();
    assertEquals(1, unifiers.size());
    Unifier unifier = unifiers.get(0);
    Map<String, Set<String>> result = getStringMapping(unifier.mapping());
    HashMap<String, Set<String>> expected = new HashMap<String, Set<String>>() {

        {
            put("$a", set("$_0"));
        }
    };
    assertEquals(expected, result);
    // test requirements
    assertEquals(1, unifier.requirements().types().size());
    assertEquals(1, unifier.requirements().isaExplicit().size());
    assertEquals(set(Label.of("employment")), unifier.requirements().isaExplicit().get(Identifier.Variable.name("a")));
    assertEquals(0, unifier.requirements().predicates().size());
    // test filter allows a valid answer
    Map<Identifier.Variable, Concept> concepts = map(pair(Identifier.Variable.anon(0), instanceOf("employment")), pair(Identifier.Variable.label("employment"), conceptMgr.getThingType("employment")));
    FunctionalIterator<ConceptMap> unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
    assertTrue(unified.hasNext());
    assertEquals(1, unified.next().concepts().size());
    // filter out invalid type
    concepts = map(pair(Identifier.Variable.anon(0), instanceOf("age")), pair(Identifier.Variable.label("employment"), conceptMgr.getThingType("age")));
    unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
    assertFalse(unified.hasNext());
}

Example 65 with ConceptMap

use of com.vaticle.typedb.core.concept.answer.ConceptMap in project grakn by graknlabs.

the class UnifyIsaConcludableTest method isa_exact_unifies_rule_has_exact.

@Test
public void isa_exact_unifies_rule_has_exact() {
    String conjunction = "{ $a isa name; }";
    Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
    Concludable.Isa queryConcludable = concludables.iterator().next().asIsa();
    Rule rule = createRule("isa-rule", "{ $x isa person; }", "$x has first-name \"john\"", logicMgr);
    List<Unifier> unifiers = queryConcludable.unify(rule.conclusion(), conceptMgr).toList();
    assertEquals(1, unifiers.size());
    Unifier unifier = unifiers.get(0);
    Map<String, Set<String>> result = getStringMapping(unifier.mapping());
    Map<String, Set<String>> expected = new HashMap<String, Set<String>>() {

        {
            put("$a", set("$_0"));
        }
    };
    assertEquals(expected, result);
    // test requirements
    assertEquals(1, unifier.requirements().types().size());
    assertEquals(1, unifier.requirements().isaExplicit().size());
    assertEquals(set(Label.of("first-name"), Label.of("last-name")), unifier.requirements().isaExplicit().values().iterator().next());
    assertEquals(0, unifier.requirements().predicates().size());
    // test filter allows a valid answer
    Map<Identifier.Variable, Concept> concepts = map(pair(Identifier.Variable.anon(0), instanceOf("first-name", "john")), pair(Identifier.Variable.label("first-name"), conceptMgr.getThingType("first-name")));
    FunctionalIterator<ConceptMap> unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
    assertTrue(unified.hasNext());
    assertEquals(1, unified.next().concepts().size());
    // filter out invalid type
    concepts = map(pair(Identifier.Variable.anon(0), instanceOf("age")), pair(Identifier.Variable.label("first-name"), conceptMgr.getThingType("age")));
    unified = unifier.unUnify(concepts, new Unifier.Requirements.Instance(map()));
    assertFalse(unified.hasNext());
}