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FeaturePropertyDeletedStrategyTest.java
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FeaturePropertyDeletedStrategyTest.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.strategies.events;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.time.Instant;
import org.eclipse.ditto.base.model.entity.metadata.Metadata;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.json.JsonPointer;
import org.eclipse.ditto.things.model.FeatureProperties;
import org.eclipse.ditto.things.model.Thing;
import org.eclipse.ditto.things.model.signals.events.FeaturePropertyDeleted;
import org.junit.Test;
/**
* Unit test for {@link FeaturePropertyDeletedStrategy}.
*/
public final class FeaturePropertyDeletedStrategyTest extends AbstractStrategyTest {
@Test
public void assertImmutability() {
assertInstancesOf(FeaturePropertyDeletedStrategy.class, areImmutable());
}
@Test
public void appliesEventCorrectly() {
final Instant timestamp = Instant.now();
final FeaturePropertyDeletedStrategy strategy = new FeaturePropertyDeletedStrategy();
final FeaturePropertyDeleted event = FeaturePropertyDeleted.of(THING_ID, FEATURE_ID, FEATURE_PROPERTY_POINTER,
REVISION, timestamp, DittoHeaders.empty(), null);
final Thing thingWithFeatureWithProperty = THING.toBuilder()
.setFeature(FEATURE.toBuilder()
.properties(FeatureProperties.newBuilder()
.set(FEATURE_PROPERTY_POINTER, FEATURE_PROPERTY_VALUE)
.build())
.build())
.build();
final Thing thingWithEventApplied = strategy.handle(event, thingWithFeatureWithProperty, NEXT_REVISION);
final Thing expected = THING.toBuilder()
.setFeatureProperties(FEATURE_ID, FeatureProperties.newBuilder().build())
.setRevision(NEXT_REVISION)
.setModified(timestamp)
.build();
assertThat(thingWithEventApplied).isEqualTo(expected);
}
@Test
public void replacesMetadataAtResourcePath() {
final Metadata eventMetadata = Metadata.newMetadata(JsonObject.of("{\"coloring\":[\"E104\",\"E129\"]}"));
final Instant timestamp = Instant.now();
final FeaturePropertyDeletedStrategy strategy = new FeaturePropertyDeletedStrategy();
final FeaturePropertyDeleted event = FeaturePropertyDeleted.of(THING_ID, FEATURE_ID, FEATURE_PROPERTY_POINTER,
REVISION, timestamp, DittoHeaders.empty(), eventMetadata);
final Metadata thingMetadata = Metadata.newBuilder()
.set("attributes/preservatives", JsonObject.of("{\"count\":53}"))
.build();
final Thing thingWithFeatureWithProperty = THING.toBuilder()
.setFeature(FEATURE.toBuilder()
.properties(FeatureProperties.newBuilder()
.set(FEATURE_PROPERTY_POINTER, FEATURE_PROPERTY_VALUE)
.build())
.build())
.setMetadata(thingMetadata)
.build();
final Thing thingWithEventApplied = strategy.handle(event, thingWithFeatureWithProperty, NEXT_REVISION);
final Metadata expectedMetadata = thingMetadata.toBuilder()
.set(JsonPointer.of(String.format("features/%s/properties", FEATURE_ID))
.append(FEATURE_PROPERTY_POINTER), eventMetadata)
.build();
final Thing expected = THING.toBuilder()
.setFeatureProperties(FEATURE_ID, FeatureProperties.newBuilder().build())
.setRevision(NEXT_REVISION)
.setMetadata(METADATA)
.setModified(timestamp)
.setMetadata(expectedMetadata)
.build();
assertThat(thingWithEventApplied).isEqualTo(expected);
}
}