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FeatureDesiredPropertiesDeletedStrategyTest.java
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FeatureDesiredPropertiesDeletedStrategyTest.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.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.json.JsonObject;
import org.eclipse.ditto.json.JsonPointer;
import org.eclipse.ditto.base.model.entity.metadata.Metadata;
import org.eclipse.ditto.base.model.headers.DittoHeaders;
import org.eclipse.ditto.things.model.Thing;
import org.eclipse.ditto.things.model.signals.events.FeatureDesiredPropertiesDeleted;
import org.junit.Ignore;
import org.junit.Test;
/**
* Unit test for {@link FeatureDesiredPropertiesDeletedStrategy}.
*/
public final class FeatureDesiredPropertiesDeletedStrategyTest extends AbstractStrategyTest {
@Test
public void assertImmutability() {
assertInstancesOf(FeatureDesiredPropertiesDeletedStrategy.class, areImmutable());
}
@Test
public void appliesEventCorrectly() {
final Instant timestamp = Instant.now();
final FeatureDesiredPropertiesDeletedStrategy strategy = new FeatureDesiredPropertiesDeletedStrategy();
final FeatureDesiredPropertiesDeleted event = FeatureDesiredPropertiesDeleted.of(THING_ID, FEATURE_ID, REVISION,
timestamp, DittoHeaders.empty(), null);
final Thing thingWithFeatureWithDesiredProperties = THING.toBuilder()
.setFeature(FEATURE.toBuilder()
.desiredProperties(FEATURE_DESIRED_PROPERTIES)
.build())
.build();
final Thing thingWithEventApplied = strategy.handle(event, thingWithFeatureWithDesiredProperties,
NEXT_REVISION);
final Thing expected = THING.toBuilder()
.setFeature(FEATURE)
.setRevision(NEXT_REVISION)
.setModified(timestamp)
.build();
assertThat(thingWithEventApplied).isEqualTo(expected);
}
@Test
public void doesNotOverrideExistingMetadata() {
final Instant timestamp = Instant.now();
final FeatureDesiredPropertiesDeletedStrategy strategy = new FeatureDesiredPropertiesDeletedStrategy();
final FeatureDesiredPropertiesDeleted event = FeatureDesiredPropertiesDeleted.of(THING_ID, FEATURE_ID, REVISION,
timestamp, DittoHeaders.empty(), null);
final Metadata existingMetadata = Metadata.newMetadata(JsonObject.newBuilder()
.set(JsonPointer.of(String.format("features/%s/desiredProperties", FEATURE_ID)),
JsonObject.of("{\"expired\":true}"))
.set(JsonPointer.of("attributes/additives"), JsonObject.of("{\"E104\":true}"))
.build());
final Thing thingWithFeatureWithDesiredProperties = THING.toBuilder()
.setFeature(FEATURE.toBuilder()
.desiredProperties(FEATURE_DESIRED_PROPERTIES)
.build())
.setMetadata(existingMetadata)
.build();
final Thing thingWithEventApplied = strategy.handle(event, thingWithFeatureWithDesiredProperties,
NEXT_REVISION);
final Thing expected = THING.toBuilder()
.setFeature(FEATURE)
.setRevision(NEXT_REVISION)
.setMetadata(existingMetadata)
.setModified(timestamp)
.build();
assertThat(thingWithEventApplied).isEqualTo(expected);
}
}