Examples with TxGrpcCommunicator ai.grakn.grpc.TxGrpcCommunicator used on opensource projects

Example 31 with TxGrpcCommunicator

use of ai.grakn.grpc.TxGrpcCommunicator in project grakn by graknlabs.

the class GrpcServerTest method whenGettingANonExistentConcept_ReturnNothing.

@Test
public void whenGettingANonExistentConcept_ReturnNothing() throws InterruptedException {
    ConceptId id = ConceptId.of("V123456");
    when(tx.getConcept(id)).thenReturn(null);
    try (TxGrpcCommunicator tx = TxGrpcCommunicator.create(stub)) {
        tx.send(openRequest(MYKS, GraknTxType.READ));
        tx.receive().ok();
        tx.send(GrpcUtil.getConceptRequest(id));
        GrpcConcept.OptionalConcept response = tx.receive().ok().getOptionalConcept();
        assertEquals(GrpcConcept.OptionalConcept.ValueCase.ABSENT, response.getValueCase());
    }
}