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ThingPersistenceActorTest.java
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ThingPersistenceActorTest.java
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/*
* Copyright (c) 2017 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.things.service.persistence.actors;
import static org.assertj.core.api.Assertions.fail;
import static org.eclipse.ditto.things.model.assertions.DittoThingsAssertions.assertThat;
import static org.mockito.Mockito.when;
import java.time.Instant;
import java.util.List;
import java.util.NoSuchElementException;
import java.util.Optional;
import java.util.UUID;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import java.util.function.Function;
import org.assertj.core.api.Assertions;
import org.awaitility.Awaitility;
import org.eclipse.ditto.base.api.common.Shutdown;
import org.eclipse.ditto.base.api.common.ShutdownReasonFactory;
import org.eclipse.ditto.base.model.auth.AuthorizationContext;
import org.eclipse.ditto.base.model.auth.AuthorizationSubject;
import org.eclipse.ditto.base.model.auth.DittoAuthorizationContextType;
import org.eclipse.ditto.base.model.entity.Revision;
import org.eclipse.ditto.base.model.entity.metadata.Metadata;
import org.eclipse.ditto.base.model.entity.metadata.MetadataModelFactory;
import org.eclipse.ditto.base.model.exceptions.DittoRuntimeException;
import org.eclipse.ditto.base.model.headers.DittoHeaderDefinition;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.base.model.headers.metadata.MetadataHeader;
import org.eclipse.ditto.base.model.headers.metadata.MetadataHeaderKey;
import org.eclipse.ditto.base.model.headers.metadata.MetadataHeaders;
import org.eclipse.ditto.base.model.json.FieldType;
import org.eclipse.ditto.base.model.json.JsonSchemaVersion;
import org.eclipse.ditto.base.model.signals.events.Event;
import org.eclipse.ditto.internal.utils.cluster.DistPubSubAccess;
import org.eclipse.ditto.internal.utils.persistence.mongo.streaming.MongoReadJournal;
import org.eclipse.ditto.internal.utils.pubsub.DistributedPub;
import org.eclipse.ditto.internal.utils.pubsub.extractors.AckExtractor;
import org.eclipse.ditto.internal.utils.pubsubthings.LiveSignalPub;
import org.eclipse.ditto.internal.utils.test.Retry;
import org.eclipse.ditto.internal.utils.tracing.DittoTracingInitResource;
import org.eclipse.ditto.json.JsonFactory;
import org.eclipse.ditto.json.JsonFieldSelector;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.json.JsonObjectBuilder;
import org.eclipse.ditto.json.JsonParseOptions;
import org.eclipse.ditto.json.JsonPointer;
import org.eclipse.ditto.json.JsonValue;
import org.eclipse.ditto.policies.enforcement.PolicyEnforcer;
import org.eclipse.ditto.policies.model.Permissions;
import org.eclipse.ditto.policies.model.PoliciesModelFactory;
import org.eclipse.ditto.policies.model.PoliciesResourceType;
import org.eclipse.ditto.policies.model.Policy;
import org.eclipse.ditto.policies.model.PolicyId;
import org.eclipse.ditto.policies.model.SubjectIssuer;
import org.eclipse.ditto.policies.model.signals.commands.modify.CreatePolicy;
import org.eclipse.ditto.policies.model.signals.commands.modify.CreatePolicyResponse;
import org.eclipse.ditto.policies.model.signals.commands.modify.DeletePolicy;
import org.eclipse.ditto.policies.model.signals.commands.modify.DeletePolicyResponse;
import org.eclipse.ditto.things.api.Permission;
import org.eclipse.ditto.things.model.Attributes;
import org.eclipse.ditto.things.model.Feature;
import org.eclipse.ditto.things.model.FeatureDefinition;
import org.eclipse.ditto.things.model.Features;
import org.eclipse.ditto.things.model.PolicyIdMissingException;
import org.eclipse.ditto.things.model.Thing;
import org.eclipse.ditto.things.model.ThingBuilder;
import org.eclipse.ditto.things.model.ThingId;
import org.eclipse.ditto.things.model.ThingLifecycle;
import org.eclipse.ditto.things.model.ThingRevision;
import org.eclipse.ditto.things.model.ThingTooLargeException;
import org.eclipse.ditto.things.model.ThingsModelFactory;
import org.eclipse.ditto.things.model.signals.commands.TestConstants;
import org.eclipse.ditto.things.model.signals.commands.ThingCommand;
import org.eclipse.ditto.things.model.signals.commands.exceptions.FeatureNotAccessibleException;
import org.eclipse.ditto.things.model.signals.commands.exceptions.MetadataHeadersConflictException;
import org.eclipse.ditto.things.model.signals.commands.exceptions.ThingNotAccessibleException;
import org.eclipse.ditto.things.model.signals.commands.exceptions.ThingUnavailableException;
import org.eclipse.ditto.things.model.signals.commands.modify.CreateThing;
import org.eclipse.ditto.things.model.signals.commands.modify.CreateThingResponse;
import org.eclipse.ditto.things.model.signals.commands.modify.DeleteAttribute;
import org.eclipse.ditto.things.model.signals.commands.modify.DeleteAttributeResponse;
import org.eclipse.ditto.things.model.signals.commands.modify.DeleteThing;
import org.eclipse.ditto.things.model.signals.commands.modify.DeleteThingResponse;
import org.eclipse.ditto.things.model.signals.commands.modify.MergeThing;
import org.eclipse.ditto.things.model.signals.commands.modify.MergeThingResponse;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyAttribute;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyAttributes;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyFeature;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyFeatureProperty;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyFeatures;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyThing;
import org.eclipse.ditto.things.model.signals.commands.modify.ModifyThingResponse;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveAttribute;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveAttributeResponse;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveAttributes;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeature;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeatureDefinition;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeatureDefinitionResponse;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeatureProperty;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeaturePropertyResponse;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveFeatures;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveThing;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveThingResponse;
import org.eclipse.ditto.things.model.signals.commands.query.RetrieveThings;
import org.eclipse.ditto.things.model.signals.events.ThingCreated;
import org.eclipse.ditto.things.model.signals.events.ThingEvent;
import org.eclipse.ditto.things.model.signals.events.ThingModified;
import org.eclipse.ditto.things.service.enforcement.TestSetup;
import org.junit.Before;
import org.junit.ClassRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestWatcher;
import org.mockito.Mockito;
import org.slf4j.LoggerFactory;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
import com.typesafe.config.ConfigValueFactory;
import org.apache.pekko.actor.AbstractActor;
import org.apache.pekko.actor.ActorRef;
import org.apache.pekko.actor.ActorSelection;
import org.apache.pekko.actor.PoisonPill;
import org.apache.pekko.actor.Props;
import org.apache.pekko.cluster.pubsub.DistributedPubSubMediator;
import org.apache.pekko.japi.pf.ReceiveBuilder;
import org.apache.pekko.testkit.TestActorRef;
import org.apache.pekko.testkit.TestProbe;
import org.apache.pekko.testkit.javadsl.TestKit;
import scala.PartialFunction;
import scala.concurrent.Await;
import scala.concurrent.Future;
import scala.concurrent.duration.Duration;
import scala.runtime.BoxedUnit;
/**
* Unit test for the {@link ThingPersistenceActor}.
*/
public final class ThingPersistenceActorTest extends PersistenceActorTestBase {
@ClassRule
public static final DittoTracingInitResource DITTO_TRACING_INIT_RESOURCE =
DittoTracingInitResource.disableDittoTracing();
private static final JsonParseOptions JSON_PARSE_OPTIONS =
JsonFactory.newParseOptionsBuilder().withoutUrlDecoding().build();
private static final Instant TIMESTAMP = Instant.EPOCH;
private static void assertThingInResponse(final Thing actualThing, final Thing expectedThing) {
// Policy entries are ignored by things-persistence.
assertThat(actualThing).hasEqualJson(expectedThing, FieldType.notHidden()
.and(IS_MODIFIED.negate()));
assertThat(actualThing.getModified()).isPresent(); // we cannot check exact timestamp
assertThat(actualThing.getCreated()).isPresent(); // we cannot check exact timestamp
}
private static void assertThingInResponseV2(final Thing actualThing, final Thing expectedThing) {
assertThat(actualThing).hasEqualJson(expectedThing, FieldType.notHidden()
.and(IS_MODIFIED.negate()));
assertThat(actualThing.getModified()).isPresent(); // we cannot check exact timestamp
}
@Rule
public final TestWatcher watchman = new TestedMethodLoggingWatcher(LoggerFactory.getLogger(getClass()));
@Before
public void setUp() {
final Config customConfig = ConfigFactory.empty()
.withValue("pekko.actor.provider",
ConfigValueFactory.fromAnyRef("org.apache.pekko.cluster.ClusterActorRefProvider"));
setup(customConfig);
}
@Test
public void unavailableExpectedIfPersistenceActorTerminates() throws Exception {
final Policy inlinePolicy = PoliciesModelFactory.newPolicyBuilder(POLICY_ID)
.setRevision(1L)
.forLabel("authorize-self")
.setSubject(SubjectIssuer.newInstance("test"), AUTH_SUBJECT)
.setGrantedPermissions(PoliciesResourceType.thingResource(JsonPointer.empty()),
Permissions.newInstance(Permission.READ, Permission.WRITE))
.setGrantedPermissions(PoliciesResourceType.policyResource(JsonPointer.empty()),
Permissions.newInstance(Permission.READ, Permission.WRITE))
.build();
final CreatePolicyResponse createPolicyResponse = CreatePolicyResponse.of(POLICY_ID, inlinePolicy,
DittoHeaders.empty());
when(policyEnforcerProvider.getPolicyEnforcer(POLICY_ID))
.thenReturn(CompletableFuture.completedStage(Optional.of(PolicyEnforcer.of(inlinePolicy))));
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
final ActorRef underTest = createSupervisorActorFor(thingId);
// as the "createThing" shall be handled by the supervisor which now also does enforcement, pass along
// an initial policy which will also be used for enforcement:
final CreateThing createThing = CreateThing.of(thing, inlinePolicy.toJson(FieldType.all()),
dittoHeadersV2);
underTest.tell(createThing, getRef());
policiesShardRegionTestProbe.expectMsgClass(CreatePolicy.class);
policiesShardRegionTestProbe.reply(createPolicyResponse);
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
when(policyEnforcerProvider.getPolicyEnforcer(POLICY_ID))
.thenReturn(CompletableFuture.completedStage(Optional.of(PolicyEnforcer.of(inlinePolicy))));
// retrieve created thing
final RetrieveThing retrieveThing = RetrieveThing.of(thingId, dittoHeadersV2);
underTest.tell(retrieveThing, getRef());
final DittoHeaders expectedHeaders = dittoHeadersV2.toBuilder()
.readGrantedSubjects(List.of(AUTHORIZED_SUBJECT))
.build();
expectMsgEquals(ETagTestUtils.retrieveThingResponse(thing, null, expectedHeaders));
// terminate thing persistence actor
final String thingActorPath = String.format("akka://AkkaTestSystem/user/%s/pa", thingId);
final ActorSelection thingActorSelection = actorSystem.actorSelection(thingActorPath);
final Future<ActorRef> thingActorFuture =
thingActorSelection.resolveOne(Duration.create(5, TimeUnit.SECONDS));
Await.result(thingActorFuture, Duration.create(6, TimeUnit.SECONDS));
final ActorRef thingActor = watch(thingActorFuture.value().get().get());
watch(thingActor);
thingActor.tell(PoisonPill.getInstance(), getRef());
expectTerminated(thingActor);
// wait for supervisor to react to termination message
Thread.sleep(500L);
// retrieve unavailable thing
underTest.tell(retrieveThing, getRef());
expectMsgClass(ThingUnavailableException.class);
}
};
}
@Test
public void tryToModifyFeaturePropertyAndReceiveCorrectErrorCode() {
final ThingId thingId = ThingId.of("org.eclipse.ditto", "myThing");
final Thing thing = Thing.newBuilder()
.setId(thingId)
.setPolicyId(PolicyId.of(thingId))
.setFeatures(JsonFactory.newObject())
.build();
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
final String featureId = "myFeature";
final JsonPointer jsonPointer = JsonPointer.of("/state");
final JsonValue jsonValue = JsonFactory.newValue("on");
final ModifyFeatureProperty modifyFeatureProperty =
ModifyFeatureProperty.of(thingId, featureId, jsonPointer, jsonValue, dittoHeadersV2);
final FeatureNotAccessibleException featureNotAccessibleException =
FeatureNotAccessibleException.newBuilder(thingId, featureId)
.dittoHeaders(dittoHeadersV2)
.build();
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thingId);
underTest.tell(createThing, getRef());
expectMsgClass(CreateThingResponse.class);
underTest.tell(modifyFeatureProperty, getRef());
final Object actual = receiveOne(scala.concurrent.duration.Duration.apply(1, TimeUnit.SECONDS));
assertThat(actual).isInstanceOf(DittoRuntimeException.class);
assertThat(((DittoRuntimeException) actual).getErrorCode()).isEqualTo(
featureNotAccessibleException.getErrorCode());
}
};
}
@Test
public void tryToRetrieveThingWhichWasNotYetCreated() {
final ThingId thingId = ThingId.of("test.ns", "23420815");
final ThingCommand retrieveThingCommand = RetrieveThing.of(thingId, dittoHeadersV2);
new TestKit(actorSystem) {
{
final ActorRef thingPersistenceActor = createPersistenceActorFor(thingId);
thingPersistenceActor.tell(retrieveThingCommand, getRef());
expectMsgClass(ThingNotAccessibleException.class);
}
};
}
/**
* The ThingPersistenceActor is created with a Thing ID. Any command it receives which belongs to a Thing with a
* different ID should lead to an exception as the command was obviously sent to the wrong ThingPersistenceActor.
*/
@Test
public void tryToCreateThingWithDifferentThingId() {
final ThingId thingIdOfActor = ThingId.of("test.ns", "23420815");
final Thing thing = createThingV2WithRandomId();
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
final Props props = ThingPersistenceActor.props(thingIdOfActor, Mockito.mock(MongoReadJournal.class),
getDistributedPub(), null);
final TestActorRef<ThingPersistenceActor> underTest = TestActorRef.create(actorSystem, props);
final ThingPersistenceActor thingPersistenceActor = underTest.underlyingActor();
final PartialFunction<Object, BoxedUnit> receiveCommand = thingPersistenceActor.receiveCommand();
try {
receiveCommand.apply(createThing);
fail("Expected IllegalArgumentException to be thrown.");
} catch (final Exception e) {
assertThat(e).isInstanceOf(IllegalArgumentException.class);
}
}
@Test
public void createThingV2() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
}
};
}
@Test
public void modifyThingV2() {
final Thing thing = createThingV2WithRandomId();
final Thing modifiedThing = thing.setAttribute(JsonFactory.newPointer("foo/bar"), JsonFactory.newValue("baz"));
testModifyThing(dittoHeadersV2, thing, modifiedThing);
}
private void testModifyThing(final DittoHeaders dittoHeaders, final Thing thing, final Thing modifiedThing) {
final ModifyThing modifyThingCommand = ModifyThing.of(getIdOrThrow(thing), modifiedThing, null, dittoHeaders);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeaders);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
underTest.tell(modifyThingCommand, getRef());
expectMsgEquals(ETagTestUtils.modifyThingResponse(thing, modifiedThing, dittoHeaders, false));
}
};
}
/**
* Makes sure that it is not possible to modify a thing without a previous create. If this was possible, a thing
* could contain old data (in case of a recreate).
*/
@Test
public void modifyThingWithoutPreviousCreate() {
final Thing thing = createThingV2WithRandomId();
final ModifyThing modifyThingCommand = ModifyThing.of(getIdOrThrow(thing), thing, null, dittoHeadersV2);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
underTest.tell(modifyThingCommand, getRef());
expectMsgClass(ThingNotAccessibleException.class);
}
};
}
@Test
public void modifyThingOverwritesExistingFirstLevelFieldsWhenExplicitlySpecifiedV2() {
final Thing thingWithFirstLevelFields = createThingV2WithRandomId();
final Thing thingWithDifferentFirstLevelFields = Thing.newBuilder()
.setId(getIdOrThrow(thingWithFirstLevelFields))
.setPolicyId(PolicyId.of("org.eclipse.ditto:changedPolicyId"))
.setAttributes(Attributes.newBuilder().set("changedAttrKey", "changedAttrVal").build())
.setFeatures(Features.newBuilder().set(Feature.newBuilder().withId("changedFeatureId").build()))
.build();
doTestModifyThingKeepsOverwritesExistingFirstLevelFieldsWhenExplicitlySpecified(thingWithFirstLevelFields,
thingWithDifferentFirstLevelFields, dittoHeadersV2);
}
private void doTestModifyThingKeepsOverwritesExistingFirstLevelFieldsWhenExplicitlySpecified(
final Thing thingWithFirstLevelFields, final Thing thingWithDifferentFirstLevelFields,
final DittoHeaders dittoHeaders) {
final ThingId thingId = getIdOrThrow(thingWithFirstLevelFields);
final ModifyThing modifyThingCommand =
ModifyThing.of(thingId, thingWithDifferentFirstLevelFields, null, dittoHeaders);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thingWithFirstLevelFields);
final CreateThing createThing = CreateThing.of(thingWithFirstLevelFields, null, dittoHeaders);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thingWithFirstLevelFields);
assertPublishEvent(ThingCreated.of(thingWithFirstLevelFields, 1L, TIMESTAMP, dittoHeaders,
null));
underTest.tell(modifyThingCommand, getRef());
expectMsgEquals(
ETagTestUtils.modifyThingResponse(thingWithFirstLevelFields, thingWithDifferentFirstLevelFields,
dittoHeaders, false));
assertPublishEvent(ThingModified.of(thingWithDifferentFirstLevelFields, 2L, TIMESTAMP, dittoHeaders,
null));
final RetrieveThing retrieveThing =
RetrieveThing.getBuilder(thingId, dittoHeaders)
.withSelectedFields(ALL_FIELDS_SELECTOR)
.build();
underTest.tell(retrieveThing, getRef());
final RetrieveThingResponse retrieveThingResponse = expectMsgClass(RetrieveThingResponse.class);
assertThingInResponse(retrieveThingResponse.getThing(), thingWithDifferentFirstLevelFields);
}
};
}
@Test
public void modifyThingOverwritesExistingFirstLevelFieldsWhenNotExplicitlySpecifiedV2() {
final Thing thingWithFirstLevelFields = createThingV2WithRandomId();
doTestModifyThingOverwritesExistingFirstLevelFieldsWhenNotExplicitlySpecified(thingWithFirstLevelFields,
dittoHeadersV2);
}
private void doTestModifyThingOverwritesExistingFirstLevelFieldsWhenNotExplicitlySpecified(
final Thing thingWithFirstLevelFields, final DittoHeaders dittoHeaders) {
final ThingId thingId = getIdOrThrow(thingWithFirstLevelFields);
final Thing minimalThing = Thing.newBuilder()
.setId(thingId)
.setPolicyId(PolicyId.of(thingId))
.build();
final Thing expectedThing = minimalThing.toBuilder().setPolicyId(PolicyId.of(thingId)).build();
final ModifyThing modifyThingCommand = ModifyThing.of(thingId, minimalThing, null, dittoHeaders);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thingWithFirstLevelFields);
final CreateThing createThing = CreateThing.of(thingWithFirstLevelFields, null, dittoHeaders);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thingWithFirstLevelFields);
assertPublishEvent(ThingCreated.of(thingWithFirstLevelFields, 1L, TIMESTAMP, dittoHeaders, null));
underTest.tell(modifyThingCommand, getRef());
expectMsgEquals(ETagTestUtils.modifyThingResponse(thingWithFirstLevelFields, minimalThing, dittoHeaders,
false));
assertPublishEvent(ThingModified.of(expectedThing, 2L, TIMESTAMP, dittoHeaders, null));
final RetrieveThing retrieveThing = RetrieveThing.getBuilder(thingId, dittoHeaders)
.withSelectedFields(ALL_FIELDS_SELECTOR)
.build();
underTest.tell(retrieveThing, getRef());
final RetrieveThingResponse retrieveThingResponse = expectMsgClass(RetrieveThingResponse.class);
assertThingInResponse(retrieveThingResponse.getThing(), expectedThing);
}
};
}
@Test
public void modifyAttributeSoThatThingGetsTooLarge() {
new TestKit(actorSystem) {
{
final ThingId thingId = ThingId.of("thing", "id");
final ThingBuilder.FromScratch thingBuilder = Thing.newBuilder()
.setId(thingId)
.setPolicyId(PolicyId.of(thingId));
int i = 0;
Thing thing;
do {
thingBuilder.setAttribute(JsonPointer.of("attr" + i), JsonValue.of(i));
thing = thingBuilder.build();
i++;
} while (thing.toJsonString().length() < TestConstants.THING_SIZE_LIMIT_BYTES);
thing = thing.removeAttribute("attr" + (i - 1));
final ActorRef underTest = createPersistenceActorFor(thing);
// creating the Thing should be possible as we are below the limit:
final CreateThing createThing = CreateThing.of(thing, null, DittoHeaders.newBuilder()
.schemaVersion(JsonSchemaVersion.V_2).build());
underTest.tell(createThing, getRef());
expectMsgClass(CreateThingResponse.class);
// but modifying the Thing attribute which would cause the Thing to exceed the limit should not be allowed:
final ModifyAttribute modifyAttribute = ModifyAttribute.of(getIdOrThrow(thing), JsonPointer.of("foo"),
JsonValue.of("bar"), DittoHeaders.newBuilder().schemaVersion(JsonSchemaVersion.V_2).build());
underTest.tell(modifyAttribute, getRef());
expectMsgClass(ThingTooLargeException.class);
}
};
}
@Test
public void retrieveThingV2() {
final Thing thing = createThingV2WithRandomId();
final ThingCommand retrieveThingCommand = RetrieveThing.of(getIdOrThrow(thing), dittoHeadersV2);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
underTest.tell(retrieveThingCommand, getRef());
expectMsgEquals(ETagTestUtils.retrieveThingResponse(thing, null, dittoHeadersV2));
}
};
}
@Test
public void retrieveThingsWithoutThingIdOfActor() {
final Thing thing = createThingV2WithRandomId();
final RetrieveThings retrieveThingsCommand =
RetrieveThings.getBuilder(ThingId.of("foo", "bar"), ThingId.of("bum", "lux")).build();
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
underTest.tell(retrieveThingsCommand, getRef());
expectNoMessage();
}
};
}
@Test
public void deleteThingV2() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
final DeleteThing deleteThing = DeleteThing.of(getIdOrThrow(thing), dittoHeadersV2);
underTest.tell(deleteThing, getRef());
expectMsgEquals(DeleteThingResponse.of(getIdOrThrow(thing), dittoHeadersV2));
}
};
}
/**
* Make sure that a re-created thing does not contain data from the previously deleted thing.
*/
@Test
public void deleteAndRecreateThingWithMinimumData() {
new TestKit(actorSystem) {
{
final Thing initialThing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(initialThing);
final PolicyId policyId = initialThing.getPolicyId().orElseThrow(IllegalStateException::new);
final ActorRef underTest = createPersistenceActorFor(initialThing);
final CreateThing createThing = CreateThing.of(initialThing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), initialThing);
final DeleteThing deleteThing = DeleteThing.of(thingId, dittoHeadersV2);
underTest.tell(deleteThing, getRef());
expectMsgEquals(DeleteThingResponse.of(thingId, dittoHeadersV2));
final Thing minimalThing = Thing.newBuilder()
.setId(thingId)
.setPolicyId(policyId)
.build();
final CreateThing recreateThing = CreateThing.of(minimalThing, null, dittoHeadersV2);
underTest.tell(recreateThing, getRef());
final CreateThingResponse recreateThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(recreateThingResponse.getThingCreated().orElse(null), minimalThing);
final RetrieveThing retrieveThing =
RetrieveThing.getBuilder(thingId, dittoHeadersV2)
.withSelectedFields(ALL_FIELDS_SELECTOR)
.build();
underTest.tell(retrieveThing, getRef());
final RetrieveThingResponse retrieveThingResponse = expectMsgClass(RetrieveThingResponse.class);
assertThingInResponse(retrieveThingResponse.getThing(), minimalThing);
}
};
}
@Test
public void modifyFeatures() {
new TestKit(actorSystem) {
{
final DittoHeaders headersMockWithOtherAuth =
createDittoHeadersMock(JsonSchemaVersion.V_2, AUTH_SUBJECT);
final ThingId thingId = ThingId.of("org.eclipse.ditto", "myThing");
final Feature smokeDetector = ThingsModelFactory.newFeature("smokeDetector");
final Feature fireExtinguisher = ThingsModelFactory.newFeature("fireExtinguisher");
final Thing thing = ThingsModelFactory.newThingBuilder()
.setId(thingId)
.setPolicyId(POLICY_ID)
.setFeature(smokeDetector)
.build();
final Features featuresToModify = ThingsModelFactory.newFeatures(fireExtinguisher);
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponseV2(createThingResponse.getThingCreated().orElse(null), thing);
final ModifyFeatures modifyFeatures =
ModifyFeatures.of(thingId, featuresToModify, headersMockWithOtherAuth);
underTest.tell(modifyFeatures, getRef());
expectMsgEquals(
ETagTestUtils.modifyFeaturesResponse(thingId, featuresToModify, headersMockWithOtherAuth,
false));
final RetrieveFeatures retrieveFeatures = RetrieveFeatures.of(thingId, headersMockWithOtherAuth);
underTest.tell(retrieveFeatures, getRef());
expectMsgEquals(
ETagTestUtils.retrieveFeaturesResponse(thingId, featuresToModify, featuresToModify.toJson(),
headersMockWithOtherAuth));
}
};
}
@Test
public void modifyAttributes() {
new TestKit(actorSystem) {
{
final DittoHeaders headersMockWithOtherAuth =
createDittoHeadersMock(JsonSchemaVersion.V_2, AUTH_SUBJECT);
final ThingId thingId = ThingId.of("org.eclipse.ditto", "myThing");
final JsonPointer fooPointer = JsonFactory.newPointer("foo");
final JsonValue fooValue = JsonFactory.newValue("bar");
final JsonPointer bazPointer = JsonFactory.newPointer("baz");
final JsonValue bazValue = JsonFactory.newValue(42);
final Thing thing = ThingsModelFactory.newThingBuilder()
.setId(thingId)
.setPolicyId(POLICY_ID)
.setAttribute(fooPointer, fooValue)
.build();
final Attributes attributesToModify =
ThingsModelFactory.newAttributesBuilder().set(bazPointer, bazValue).build();
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponseV2(createThingResponse.getThingCreated().orElse(null), thing);
final ModifyAttributes modifyAttributes =
ModifyAttributes.of(thingId, attributesToModify, headersMockWithOtherAuth);
underTest.tell(modifyAttributes, getRef());
expectMsgEquals(
ETagTestUtils.modifyAttributeResponse(thingId, attributesToModify, headersMockWithOtherAuth,
false));
final RetrieveAttributes retrieveAttributes = RetrieveAttributes.of(thingId, headersMockWithOtherAuth);
underTest.tell(retrieveAttributes, getRef());
expectMsgEquals(ETagTestUtils.retrieveAttributesResponse(thingId, attributesToModify,
attributesToModify.toJson(JsonSchemaVersion.LATEST), headersMockWithOtherAuth));
}
};
}
@Test
public void modifyAttribute() {
final JsonObjectBuilder attributesBuilder = JsonFactory.newObjectBuilder();
attributesBuilder.set("foo", "bar").set("isValid", false).set("answer", 42);
final JsonObject attributes = attributesBuilder.build();
final Thing thing = ThingsModelFactory.newThingBuilder()
.setAttributes(ThingsModelFactory.newAttributes(attributes))
.setId(THING_ID)
.setPolicyId(POLICY_ID)
.build();
final JsonPointer attributeKey = JsonFactory.newPointer("isValid");
final JsonValue newAttributeValue = JsonFactory.newValue(true);
final ThingId thingId = getIdOrThrow(thing);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponseV2(createThingResponse.getThingCreated().orElse(null), thing);
// Modify attribute as authorized subject.
final ThingCommand authorizedCommand =
ModifyAttribute.of(thingId, attributeKey, newAttributeValue, dittoHeadersV2);
underTest.tell(authorizedCommand, getRef());
expectMsgEquals(
ETagTestUtils.modifyAttributeResponse(thingId, attributeKey, newAttributeValue, dittoHeadersV2,
false));
}
};
}
@Test
public void retrieveAttribute() {
final JsonPointer attributeKey = JsonFactory.newPointer("isValid");
final JsonValue attributeValue = JsonFactory.newValue(false);
final JsonObjectBuilder attributesBuilder = JsonFactory.newObjectBuilder();
attributesBuilder.set("foo", "bar").set(attributeKey, attributeValue).set("answer", 42);
final JsonObject attributes = attributesBuilder.build();
final Thing thing = ThingsModelFactory.newThingBuilder()
.setAttributes(ThingsModelFactory.newAttributes(attributes))
.setId(THING_ID)
.setPolicyId(POLICY_ID)
.build();
final ThingId thingId = getIdOrThrow(thing);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse =
expectMsgClass(java.time.Duration.ofSeconds(5), CreateThingResponse.class);
assertThingInResponseV2(createThingResponse.getThingCreated().orElse(null), thing);
// Retrieve attribute as authorized subject.
final ThingCommand authorizedCommand =
RetrieveAttribute.of(thingId, attributeKey, dittoHeadersV2);
underTest.tell(authorizedCommand, getRef());
expectMsgClass(RetrieveAttributeResponse.class);
}
};
}
@Test
public void deleteAttribute() {
final JsonPointer attributeKey = JsonFactory.newPointer("isValid");
final JsonObjectBuilder attributesBuilder = JsonFactory.newObjectBuilder();
attributesBuilder.set("foo", "bar").set(attributeKey, false).set("answer", 42);
final JsonObject attributes = attributesBuilder.build();
final Thing thing = ThingsModelFactory.newThingBuilder()
.setAttributes(ThingsModelFactory.newAttributes(attributes))
.setId(THING_ID)
.setPolicyId(POLICY_ID)
.build();
final ThingId thingId = getIdOrThrow(thing);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponseV2(createThingResponse.getThingCreated().orElse(null), thing);
// Delete attribute as authorized subject.
final ThingCommand authorizedCommand = DeleteAttribute.of(thingId, attributeKey, dittoHeadersV2);
underTest.tell(authorizedCommand, getRef());
expectMsgEquals(DeleteAttributeResponse.of(thingId, attributeKey, dittoHeadersV2));
}
};
}
@Test
public void tryToRetrieveThingAfterDeletion() {
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
final DeleteThing deleteThingCommand = DeleteThing.of(thingId, dittoHeadersV2);
final RetrieveThing retrieveThingCommand = RetrieveThing.of(thingId, dittoHeadersV2);
new TestKit(actorSystem) {
{
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
underTest.tell(deleteThingCommand, getRef());
expectMsgEquals(DeleteThingResponse.of(thingId, dittoHeadersV2));
underTest.tell(retrieveThingCommand, getRef());
expectMsgClass(ThingNotAccessibleException.class);
}
};
}
@Test
public void recoverThingCreated() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
// restart actor to recover thing state
watch(underTest);
underTest.tell(PoisonPill.getInstance(), getRef());
expectTerminated(underTest);
final ActorRef underTestAfterRestart = Retry.untilSuccess(() -> createPersistenceActorFor(thing));
final RetrieveThing retrieveThing = RetrieveThing.of(thingId, dittoHeadersV2);
Awaitility.await().atMost(10L, TimeUnit.SECONDS).untilAsserted(() -> {
underTestAfterRestart.tell(retrieveThing, getRef());
final RetrieveThingResponse retrieveThingResponse = expectMsgClass(RetrieveThingResponse.class);
final Thing thingAsPersisted = retrieveThingResponse.getThing();
assertThat(thingAsPersisted.getEntityId()).contains(getIdOrThrow(thing));
assertThat(thingAsPersisted.getAttributes()).isEqualTo(thing.getAttributes());
assertThat(thingAsPersisted.getFeatures()).isEqualTo(thing.getFeatures());
});
}
};
}
@Test
public void recoverThingDeleted() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
final DeleteThing deleteThing = DeleteThing.of(thingId, dittoHeadersV2);
underTest.tell(deleteThing, getRef());
expectMsgEquals(DeleteThingResponse.of(thingId, dittoHeadersV2));
// restart actor to recover thing state
watch(underTest);
underTest.tell(PoisonPill.getInstance(), getRef());
expectTerminated(underTest);
underTest = Retry.untilSuccess(() -> createPersistenceActorFor(thing));
final RetrieveThing retrieveThing = RetrieveThing.of(thingId, dittoHeadersV2);
underTest.tell(retrieveThing, getRef());
// A deleted Thing cannot be retrieved anymore (or is not accessible during initiation on slow systems)
expectMsgClass(ThingNotAccessibleException.class);
}
};
}
@Test
public void ensureSequenceNumberCorrectness() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
// modify the thing's attributes - results in sequence number 2
final Thing thingToModify = thing.setAttributes(THING_ATTRIBUTES.setValue("foo", "bar"));
final ModifyThing modifyThing = ModifyThing.of(thingId, thingToModify, null, dittoHeadersV2);
underTest.tell(modifyThing, getRef());
expectMsgEquals(ETagTestUtils.modifyThingResponse(thing, thingToModify, dittoHeadersV2, false));
// retrieve the thing's sequence number
final JsonFieldSelector versionFieldSelector =
JsonFactory.newFieldSelector(Thing.JsonFields.REVISION.getPointer().toString(),
JSON_PARSE_OPTIONS);
final long versionExpected = 2;
final Thing thingExpected = ThingsModelFactory.newThingBuilder(thingToModify)
.setRevision(versionExpected)
.build();
final RetrieveThing retrieveThing = RetrieveThing.getBuilder(thingId, dittoHeadersV2)
.withSelectedFields(versionFieldSelector)
.build();
underTest.tell(retrieveThing, getRef());
expectMsgEquals(
ETagTestUtils.retrieveThingResponse(thingExpected, versionFieldSelector, dittoHeadersV2));
}
};
}
@Test
public void ensureSequenceNumberCorrectnessAfterRecovery() {
new TestKit(actorSystem) {
{
final Thing thing = createThingV2WithRandomId();
final ThingId thingId = getIdOrThrow(thing);
final ActorRef underTest = createPersistenceActorFor(thing);
final CreateThing createThing = CreateThing.of(thing, null, dittoHeadersV2);
underTest.tell(createThing, getRef());
final CreateThingResponse createThingResponse = expectMsgClass(CreateThingResponse.class);
assertThingInResponse(createThingResponse.getThingCreated().orElse(null), thing);
// modify the thing's attributes - results in sequence number 2
final Thing thingToModify = thing.setAttributes(THING_ATTRIBUTES.setValue("foo", "bar"));
final ModifyThing modifyThing = ModifyThing.of(thingId, thingToModify, null, dittoHeadersV2);
underTest.tell(modifyThing, getRef());
expectMsgEquals(ETagTestUtils.modifyThingResponse(thing, thingToModify, dittoHeadersV2, false));
// retrieve the thing's sequence number from recovered actor
final JsonFieldSelector versionFieldSelector =