use of com.vaticle.typedb.core.pattern.Conjunction in project grakn by graknlabs.
the class UnifyRelationConcludableTest method unifiers.
private FunctionalIterator<Unifier> unifiers(String parent, Rule rule) {
Conjunction parentConjunction = resolvedConjunction(parent, logicMgr);
Concludable.Relation queryConcludable = Concludable.create(parentConjunction).stream().filter(Concludable::isRelation).map(Concludable::asRelation).findFirst().orElse(null);
return queryConcludable.unify(rule.conclusion(), conceptMgr);
}
use of com.vaticle.typedb.core.pattern.Conjunction in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_player_role_unifies_rule_relation_repeated_variable_role.
// [many2many]
@Test
public void relation_player_role_unifies_rule_relation_repeated_variable_role() {
String conjunction = "{ ($role: $p) isa employment; }";
Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
Concludable.Relation queryConcludable = concludables.iterator().next().asRelation();
Rule rule = createRule("two-people-are-employed", "{ $x isa person; $y isa person; $employment type employment; " + "$employee type employment:employee; $employer type employment:employer; }", "($employee: $x, $employee: $y) isa $employment", logicMgr);
FunctionalIterator<Unifier> unifier = queryConcludable.unify(rule.conclusion(), conceptMgr);
Set<Map<String, Set<String>>> result = unifier.map(u -> getStringMapping(u.mapping())).toSet();
Set<Map<String, Set<String>>> expected = set(new HashMap<String, Set<String>>() {
{
put("$p", set("$x"));
put("$role", set("$employee"));
put("$_0", set("$_0"));
}
}, new HashMap<String, Set<String>>() {
{
put("$p", set("$y"));
put("$role", set("$employee"));
put("$_0", set("$_0"));
}
});
assertEquals(expected, result);
}
use of com.vaticle.typedb.core.pattern.Conjunction in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_unifies_many_to_many_rule_relation_players.
@Test
public void relation_unifies_many_to_many_rule_relation_players() {
String conjunction = "{ (employee: $p, employer: $p, employee: $q) isa employment; }";
Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
Concludable.Relation queryConcludable = concludables.iterator().next().asRelation();
Rule rule = createRule("two-people-are-employed-one-is-also-the-employer", "{ $x isa person; $y isa person; }", "(employee: $x, employer: $x, employee: $y) isa employment", logicMgr);
List<Unifier> unifier = queryConcludable.unify(rule.conclusion(), conceptMgr).toList();
List<Map<String, Set<String>>> result = iterate(unifier).map(u -> getStringMapping(u.mapping())).toList();
List<Map<String, Set<String>>> expected = list(new HashMap<String, Set<String>>() {
{
put("$p", set("$x"));
put("$q", set("$y"));
put("$_0", set("$_0"));
}
}, new HashMap<String, Set<String>>() {
{
put("$p", set("$x", "$y"));
put("$q", set("$x"));
put("$_0", set("$_0"));
}
});
assertEquals(expected, result);
}
use of com.vaticle.typedb.core.pattern.Conjunction in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_variable_role_unifies_many_to_many_rule_relation_roles.
// [multiple VARIABLE ROLE, many2many]
@Test
public void relation_variable_role_unifies_many_to_many_rule_relation_roles() {
String conjunction = "{ ($role1: $p, $role1: $q, $role2: $q) isa employment; }";
Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
Concludable.Relation queryConcludable = concludables.iterator().next().asRelation();
Rule rule = createRule("two-people-are-employed-one-is-also-the-employer", "{ $x isa person; $y isa person; }", "(employee: $x, employer: $x, employee: $y) isa employment", logicMgr);
FunctionalIterator<Unifier> unifier = queryConcludable.unify(rule.conclusion(), conceptMgr);
Set<Map<String, Set<String>>> result = unifier.map(u -> getStringMapping(u.mapping())).toSet();
Set<Map<String, Set<String>>> expected = set(new HashMap<String, Set<String>>() {
{
put("$p", set("$x"));
put("$q", set("$x", "$y"));
put("$role1", set("$_employment:employee"));
put("$role2", set("$_employment:employer"));
put("$_0", set("$_0"));
}
}, new HashMap<String, Set<String>>() {
{
put("$p", set("$x"));
put("$q", set("$x", "$y"));
put("$role1", set("$_employment:employee", "$_employment:employer"));
put("$role2", set("$_employment:employee"));
put("$_0", set("$_0"));
}
}, new HashMap<String, Set<String>>() {
{
put("$p", set("$y"));
put("$q", set("$x"));
put("$role1", set("$_employment:employee", "$_employment:employer"));
put("$role2", set("$_employment:employee"));
put("$_0", set("$_0"));
}
}, new HashMap<String, Set<String>>() {
{
put("$p", set("$y"));
put("$q", set("$x"));
put("$role1", set("$_employment:employee"));
put("$role2", set("$_employment:employer"));
put("$_0", set("$_0"));
}
});
assertEquals(expected, result);
}
use of com.vaticle.typedb.core.pattern.Conjunction in project grakn by graknlabs.
the class UnifyRelationConcludableTest method relation_variable_multiple_identical_unifiers.
// [REFLEXIVE rule, Fewer roleplayers in parent]
@Test
public void relation_variable_multiple_identical_unifiers() {
String conjunction = "{ (employee: $p) isa employment; }";
Set<Concludable> concludables = Concludable.create(resolvedConjunction(conjunction, logicMgr));
Concludable.Relation queryConcludable = concludables.iterator().next().asRelation();
Rule rule = createRule("the-same-person-is-employed-twice", "{ $x isa person; $y isa person; $employment type employment; $employee type employment:employee; }", "($employee: $x, $employee: $x) isa $employment", logicMgr);
FunctionalIterator<Unifier> unifier = queryConcludable.unify(rule.conclusion(), conceptMgr);
Set<Map<String, Set<String>>> result = unifier.map(u -> getStringMapping(u.mapping())).toSet();
Set<Map<String, Set<String>>> expected = set(new HashMap<String, Set<String>>() {
{
put("$p", set("$x"));
put("$_0", set("$_0"));
}
});
assertEquals(expected, result);
}
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