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ThingsModelFactoryTest.java
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ThingsModelFactoryTest.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;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
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.JsonKeyInvalidException;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.base.model.entity.id.restriction.LengthRestrictionTestBase;
import org.eclipse.ditto.base.model.exceptions.DittoJsonException;
import org.junit.Ignore;
import org.junit.Test;
/**
* Unit test for {@link ThingsModelFactory}.
*/
public final class ThingsModelFactoryTest extends LengthRestrictionTestBase {
@Test
@Ignore("https://github.com/MutabilityDetector/MutabilityDetector/issues/185")
public void assertImmutability() {
assertInstancesOf(ThingsModelFactory.class, areImmutable());
}
@Test
public void newFeatures() {
final String featureId = "featureId";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(featureId, JsonFactory.newObject())
.build();
final Features expectedFeatures = ImmutableFeaturesBuilder.newInstance()
.set(ImmutableFeatureFromScratchBuilder.newFeatureFromScratch().withId(featureId).build())
.build();
final Features features = ThingsModelFactory.newFeatures(jsonObject);
assertThat(features).isEqualTo(expectedFeatures);
}
@Test
public void newFeaturesWithNullLiteral() {
final String featureId = "featureId";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(featureId, JsonFactory.nullLiteral())
.build();
final Features expectedFeatures = ThingsModelFactory.newFeatures(ThingsModelFactory.nullFeature(featureId));
final Features features = ThingsModelFactory.newFeatures(jsonObject);
assertThat(features).isEqualTo(expectedFeatures);
}
@Test
public void newFeaturesWithNullObject() {
final String featureId = "featureId";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(featureId, JsonFactory.nullObject())
.build();
final Features expectedFeatures = ThingsModelFactory.newFeatures(ThingsModelFactory.nullFeature(featureId));
final Features features = ThingsModelFactory.newFeatures(jsonObject);
assertThat(features).isEqualTo(expectedFeatures);
}
@Test(expected = DittoJsonException.class)
public void newFeaturesWithNonObjectValue() {
final String featureId = "featureId";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(featureId, "notAnObject")
.build();
ThingsModelFactory.newFeatures(jsonObject);
}
@Test
public void fromJsonOfEmptyArrayStringFailsWithException() {
assertThatExceptionOfType(FeatureDefinitionEmptyException.class)
.isThrownBy(() -> ThingsModelFactory.newFeatureDefinition("[]"))
.withMessage("Feature Definition must not be empty!")
.withNoCause();
}
@Test(expected = JsonKeyInvalidException.class)
public void createInvalidFeatureId() {
final String invalidFeatureId = "invalidFeatureId/";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(invalidFeatureId, JsonFactory.newObject())
.build();
ThingsModelFactory.newFeatures(jsonObject);
}
@Test(expected = JsonKeyInvalidException.class)
public void createTooLargeFeatureId() {
final String invalidFeatureId = generateStringExceedingMaxLength();
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(invalidFeatureId, JsonFactory.newObject())
.build();
ThingsModelFactory.newFeatures(jsonObject);
}
@Test(expected = JsonKeyInvalidException.class)
public void createInvalidAttribute() {
final String invalidAttribute = "invalidAttribute/";
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(invalidAttribute, JsonFactory.newObject())
.build();
ThingsModelFactory.newAttributes(jsonObject);
}
@Test(expected = JsonKeyInvalidException.class)
public void createTooLargeAttribute() {
final String invalidAttribute = generateStringExceedingMaxLength();
final JsonObject jsonObject = JsonFactory.newObjectBuilder()
.set(invalidAttribute, JsonFactory.newObject())
.build();
ThingsModelFactory.newAttributes(jsonObject);
}
}