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AcknowledgementForwarderActorStarterTest.java
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AcknowledgementForwarderActorStarterTest.java
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/*
* Copyright (c) 2020 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.internal.models.acks;
import java.time.Instant;
import java.util.concurrent.TimeUnit;
import org.assertj.core.api.JUnitSoftAssertions;
import org.eclipse.ditto.base.model.acks.AcknowledgementLabel;
import org.eclipse.ditto.base.model.acks.AcknowledgementRequest;
import org.eclipse.ditto.base.model.acks.DittoAcknowledgementLabel;
import org.eclipse.ditto.base.model.common.HttpStatus;
import org.eclipse.ditto.base.model.headers.DittoHeaderDefinition;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.signals.acks.Acknowledgement;
import org.eclipse.ditto.base.model.signals.acks.AcknowledgementRequestDuplicateCorrelationIdException;
import org.eclipse.ditto.internal.models.acks.config.AcknowledgementConfig;
import org.eclipse.ditto.internal.models.acks.config.DefaultAcknowledgementConfig;
import org.eclipse.ditto.things.model.ThingId;
import org.eclipse.ditto.things.model.signals.events.ThingDeleted;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
import org.junit.runner.RunWith;
import org.mockito.junit.MockitoJUnitRunner;
import com.typesafe.config.ConfigFactory;
import akka.actor.ActorSystem;
import akka.testkit.TestProbe;
import akka.testkit.javadsl.TestKit;
import scala.concurrent.duration.FiniteDuration;
/**
* Unit test for {@link AcknowledgementForwarderActorStarter}.
*/
@RunWith(MockitoJUnitRunner.class)
public final class AcknowledgementForwarderActorStarterTest {
private static final ThingId KNOWN_ENTITY_ID = ThingId.generateRandom();
private static ActorSystem actorSystem;
private static AcknowledgementConfig acknowledgementConfig;
@Rule
public final TestName testName = new TestName();
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
private TestProbe testProbe;
@BeforeClass
public static void setUpClass() {
actorSystem = ActorSystem.create();
acknowledgementConfig = DefaultAcknowledgementConfig.of(ConfigFactory.load("acknowledgement-test"));
}
@AfterClass
public static void tearDown() {
TestKit.shutdownActorSystem(actorSystem);
}
@Before
public void setUp() {
testProbe = new TestProbe(actorSystem);
}
@Test
public void getEmptyOptionalIfNoAcknowledgementsRequested() {
final DittoHeaders dittoHeaders = DittoHeaders.newBuilder().correlationId(testName.getMethodName()).build();
final AcknowledgementForwarderActorStarter underTest = getActorStarter(dittoHeaders);
softly.assertThat(underTest.get()).isNotPresent();
}
@Test
public void startForwarderActorSuccessfully() {
final DittoHeaders dittoHeaders = DittoHeaders.newBuilder()
.correlationId(testName.getMethodName())
.acknowledgementRequest(AcknowledgementRequest.of(DittoAcknowledgementLabel.TWIN_PERSISTED),
AcknowledgementRequest.of(AcknowledgementLabel.of("my-ack")))
.build();
final AcknowledgementForwarderActorStarter underTest = getActorStarter(dittoHeaders);
softly.assertThat(underTest.get()).isPresent();
}
@Test
public void startForwarderActorWithDuplicateCorrelationId() {
final AcknowledgementLabel customAckLabel = AcknowledgementLabel.of("my-ack");
final String correlationId = testName.getMethodName();
final DittoHeaders dittoHeaders = DittoHeaders.newBuilder()
.correlationId(correlationId)
.acknowledgementRequest(AcknowledgementRequest.of(DittoAcknowledgementLabel.TWIN_PERSISTED),
AcknowledgementRequest.of(customAckLabel))
.putHeader(DittoHeaderDefinition.DITTO_ACKREGATOR_ADDRESS.getKey(), testProbe.ref().path().toSerializationFormat())
.build();
final AcknowledgementRequestDuplicateCorrelationIdException expectedException =
AcknowledgementRequestDuplicateCorrelationIdException.newBuilder(correlationId)
.dittoHeaders(dittoHeaders)
.build();
final Acknowledgement expectedNack = Acknowledgement.of(customAckLabel, KNOWN_ENTITY_ID,
HttpStatus.CONFLICT, dittoHeaders, expectedException.toJson());
final AcknowledgementForwarderActorStarter underTest = getActorStarter(dittoHeaders);
new TestKit(actorSystem) {{
softly.assertThat(underTest.get()).as("first start").isPresent();
testProbe.expectNoMessage(FiniteDuration.apply(200, TimeUnit.MILLISECONDS));
// Causes conflict in actor name as actor with same name was already started and not yet stopped.
softly.assertThat(underTest.get()).as("second start").isNotPresent();
final Acknowledgement firstNack = testProbe.expectMsgClass(Acknowledgement.class);
// Ditto built-in labels got filtered out.
expectNoMessage();
softly.assertThat(firstNack).isEqualTo(expectedNack);
}};
}
private AcknowledgementForwarderActorStarter getActorStarter(final DittoHeaders dittoHeaders) {
return AcknowledgementForwarderActorStarter.getInstance(actorSystem, TestProbe.apply(actorSystem).ref(),
KNOWN_ENTITY_ID,
ThingDeleted.of(KNOWN_ENTITY_ID, 1L, Instant.EPOCH, dittoHeaders, null),
acknowledgementConfig, label -> true);
}
}