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FeatureDesiredPropertyModifiedTest.java
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FeatureDesiredPropertyModifiedTest.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.model.signals.events;
import static org.eclipse.ditto.json.assertions.DittoJsonAssertions.assertThat;
import static org.mutabilitydetector.unittesting.AllowedReason.provided;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import org.eclipse.ditto.json.JsonFactory;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.json.JsonPointer;
import org.eclipse.ditto.json.JsonValue;
import org.eclipse.ditto.base.model.json.FieldType;
import org.eclipse.ditto.base.model.signals.events.Event;
import org.eclipse.ditto.base.model.signals.events.EventsourcedEvent;
import org.junit.Ignore;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link FeatureDesiredPropertyModified}.
*/
public final class FeatureDesiredPropertyModifiedTest {
private static final JsonPointer PROPERTY_JSON_POINTER = JsonFactory.newPointer("desiredProperties/target_year_1");
private static final JsonValue NEW_PROPERTY_VALUE = JsonFactory.newValue(1953);
private static final JsonObject KNOWN_JSON = JsonFactory.newObjectBuilder()
.set(Event.JsonFields.TIMESTAMP, TestConstants.TIMESTAMP.toString())
.set(Event.JsonFields.TYPE, FeatureDesiredPropertyModified.TYPE)
.set(Event.JsonFields.METADATA, TestConstants.METADATA.toJson())
.set(EventsourcedEvent.JsonFields.REVISION, TestConstants.Thing.REVISION_NUMBER)
.set(ThingEvent.JsonFields.THING_ID, TestConstants.Thing.THING_ID.toString())
.set(ThingEvent.JsonFields.FEATURE_ID, TestConstants.Feature.FLUX_CAPACITOR_ID)
.set(FeatureDesiredPropertyModified.JSON_DESIRED_PROPERTY, PROPERTY_JSON_POINTER.toString())
.set(FeatureDesiredPropertyModified.JSON_DESIRED_VALUE, NEW_PROPERTY_VALUE)
.build();
@Test
public void assertImmutability() {
assertInstancesOf(FeatureDesiredPropertyModified.class,
areImmutable(),
provided(JsonPointer.class, JsonValue.class).areAlsoImmutable());
}
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(FeatureDesiredPropertyModified.class)
.withRedefinedSuperclass()
.verify();
}
@Test(expected = NullPointerException.class)
public void tryToCreateInstanceWithNullThingId() {
FeatureDesiredPropertyModified
.of(null, TestConstants.Feature.FLUX_CAPACITOR_ID, PROPERTY_JSON_POINTER, NEW_PROPERTY_VALUE,
TestConstants.Thing.REVISION_NUMBER, null, TestConstants.EMPTY_DITTO_HEADERS, null);
}
@Test(expected = NullPointerException.class)
public void tryToCreateInstanceWithNullFeatureId() {
FeatureDesiredPropertyModified.of(TestConstants.Thing.THING_ID, null, PROPERTY_JSON_POINTER, NEW_PROPERTY_VALUE,
TestConstants.Thing.REVISION_NUMBER, null, TestConstants.EMPTY_DITTO_HEADERS, null);
}
@Test(expected = NullPointerException.class)
public void tryToCreateInstanceWithNullPropertyJsonPointer() {
FeatureDesiredPropertyModified
.of(TestConstants.Thing.THING_ID, TestConstants.Feature.FLUX_CAPACITOR_ID, null, NEW_PROPERTY_VALUE,
TestConstants.Thing.REVISION_NUMBER, null, TestConstants.EMPTY_DITTO_HEADERS, null);
}
@Test(expected = NullPointerException.class)
public void tryToCreateInstanceWithNullPropertyValue() {
FeatureDesiredPropertyModified
.of(TestConstants.Thing.THING_ID, TestConstants.Feature.FLUX_CAPACITOR_ID, PROPERTY_JSON_POINTER, null,
TestConstants.Thing.REVISION_NUMBER, null, TestConstants.EMPTY_DITTO_HEADERS, null);
}
@Test
public void toJsonReturnsExpected() {
final FeatureDesiredPropertyModified underTest = FeatureDesiredPropertyModified
.of(TestConstants.Thing.THING_ID, TestConstants.Feature.FLUX_CAPACITOR_ID, PROPERTY_JSON_POINTER,
NEW_PROPERTY_VALUE,
TestConstants.Thing.REVISION_NUMBER, TestConstants.TIMESTAMP,
TestConstants.EMPTY_DITTO_HEADERS, TestConstants.METADATA);
final JsonObject actualJson = underTest.toJson(FieldType.regularOrSpecial());
assertThat(actualJson).isEqualTo(KNOWN_JSON);
}
@Test
public void createInstanceFromValidJson() {
final FeatureDesiredPropertyModified underTest =
FeatureDesiredPropertyModified.fromJson(KNOWN_JSON.toString(), TestConstants.EMPTY_DITTO_HEADERS);
assertThat(underTest).isNotNull();
assertThat((CharSequence) underTest.getEntityId()).isEqualTo(TestConstants.Thing.THING_ID);
assertThat(underTest.getFeatureId()).isEqualTo(TestConstants.Feature.FLUX_CAPACITOR_ID);
assertThat(underTest.getDesiredPropertyPointer()).isEqualTo(PROPERTY_JSON_POINTER);
assertThat(underTest.getDesiredPropertyValue()).isEqualTo(NEW_PROPERTY_VALUE);
}
}