Examples with Entity ai.grakn.concept.Entity used on opensource projects

Example 31 with Entity

use of ai.grakn.concept.Entity in project grakn by graknlabs.

the class ValidatorTest method whenCreatingRelationWithoutLinkingRelates_Throw.

@Test
public void whenCreatingRelationWithoutLinkingRelates_Throw() {
    Role hunter = tx.putRole("hunter");
    Role monster = tx.putRole("monster");
    EntityType stuff = tx.putEntityType("Stuff").plays(hunter).plays(monster);
    RelationshipType kills = tx.putRelationshipType("kills").relates(hunter);
    Entity myHunter = stuff.addEntity();
    Entity myMonster = stuff.addEntity();
    Relationship relation = kills.addRelationship().addRolePlayer(hunter, myHunter).addRolePlayer(monster, myMonster);
    expectedException.expect(InvalidKBException.class);
    expectedException.expectMessage(containsString(ErrorMessage.VALIDATION_RELATION_CASTING_LOOP_FAIL.getMessage(relation.getId(), monster.getLabel(), kills.getLabel())));
    tx.commit();
}

Example 32 with Entity

use of ai.grakn.concept.Entity in project grakn by graknlabs.

the class ValidatorTest method whenCommittingWithRoleTypeHierarchyAndInstancesCannotPlayRolesExplicitly_Throw1.

@Test
public void whenCommittingWithRoleTypeHierarchyAndInstancesCannotPlayRolesExplicitly_Throw1() throws InvalidKBException {
    Role parent = tx.putRole("parent");
    Role child = tx.putRole("child");
    EntityType person = tx.putEntityType("person").plays(parent).plays(child);
    EntityType man = tx.putEntityType("man");
    RelationshipType parenthood = tx.putRelationshipType("parenthood").relates(parent).relates(child);
    Entity x = man.addEntity();
    Entity y = person.addEntity();
    parenthood.addRelationship().addRolePlayer(parent, x).addRolePlayer(child, y);
    expectedException.expect(InvalidKBException.class);
    expectedException.expectMessage(ErrorMessage.VALIDATION_CASTING.getMessage(man.getLabel(), x.getId(), parent.getLabel()));
    tx.commit();
}

Example 33 with Entity

use of ai.grakn.concept.Entity in project grakn by graknlabs.

the class ValidatorTest method whenCommittingWithRoleTypeHierarchy_EnsureInstancesCanPlayRelevantRoles1.

/*-------------------------------- Entity Type to Role Type Validation (Data) ------------------------------------*/
@Test
public void whenCommittingWithRoleTypeHierarchy_EnsureInstancesCanPlayRelevantRoles1() throws InvalidKBException {
    Role parent = tx.putRole("parent");
    Role child = tx.putRole("child");
    EntityType person = tx.putEntityType("person").plays(parent).plays(child);
    EntityType man = tx.putEntityType("man").sup(person);
    EntityType oneEyedMan = tx.putEntityType("oneEyedMan").sup(man);
    RelationshipType parenthood = tx.putRelationshipType("parenthood").relates(parent).relates(child);
    Entity x = oneEyedMan.addEntity();
    Entity y = person.addEntity();
    parenthood.addRelationship().addRolePlayer(parent, x).addRolePlayer(child, y);
    tx.commit();
}

Example 34 with Entity

use of ai.grakn.concept.Entity in project grakn by graknlabs.

the class ValidatorTest method whenRemovingInvalidRolePlayers_EnsureValidationPasses.

@Test
public void whenRemovingInvalidRolePlayers_EnsureValidationPasses() {
    Role chased = tx.putRole("chased");
    Role chaser = tx.putRole("chaser");
    RelationshipType chases = tx.putRelationshipType("chases").relates(chased).relates(chaser);
    EntityType puppy = tx.putEntityType("puppy").plays(chaser);
    Entity dunstan = puppy.addEntity();
    Relationship rel = chases.addRelationship();
    rel.addRolePlayer(chaser, dunstan);
    rel.addRolePlayer(chased, dunstan).removeRolePlayer(chased, dunstan);
    tx.commit();
}

Example 35 with Entity

use of ai.grakn.concept.Entity in project grakn by graknlabs.

the class ValidatorTest method whenManuallyCreatingCorrectBinaryRelation_Commit.

@Test
public void whenManuallyCreatingCorrectBinaryRelation_Commit() throws InvalidKBException {
    Role characterBeingPlayed = tx.putRole("Character being played");
    Role personPlayingCharacter = tx.putRole("Person Playing Char");
    RelationshipType playsChar = tx.putRelationshipType("Plays Char").relates(characterBeingPlayed).relates(personPlayingCharacter);
    EntityType person = tx.putEntityType("person").plays(characterBeingPlayed).plays(personPlayingCharacter);
    EntityType character = tx.putEntityType("character").plays(characterBeingPlayed);
    Entity matt = person.addEntity();
    Entity walker = character.addEntity();
    playsChar.addRelationship().addRolePlayer(personPlayingCharacter, matt).addRolePlayer(characterBeingPlayed, walker);
    tx.commit();
}