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AttributesCreatedStrategyTest.java
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AttributesCreatedStrategyTest.java
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/*
* Copyright (c) 2017-2018 Bosch Software Innovations GmbH.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/org/documents/epl-2.0/index.php
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.services.things.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 org.eclipse.ditto.model.base.headers.DittoHeaders;
import org.eclipse.ditto.model.things.Thing;
import org.eclipse.ditto.signals.events.things.AttributesCreated;
import org.junit.Test;
/**
* Unit test for {@link org.eclipse.ditto.services.things.persistence.actors.strategies.events.AttributesCreatedStrategy}.
*/
public final class AttributesCreatedStrategyTest extends AbstractStrategyTest {
@Test
public void assertImmutability() {
assertInstancesOf(AttributesCreatedStrategy.class, areImmutable());
}
@Test
public void appliesEventCorrectly() {
final AttributesCreatedStrategy strategy = new AttributesCreatedStrategy();
final AttributesCreated event = AttributesCreated.of(THING_ID, ATTRIBUTES, REVISION, DittoHeaders.empty());
final Thing thingWithEventApplied = strategy.handle(event, THING, NEXT_REVISION);
final Thing expected = THING.toBuilder()
.setAttributes(ATTRIBUTES)
.setRevision(NEXT_REVISION)
.build();
assertThat(thingWithEventApplied).isEqualTo(expected);
}
}