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CreateConnectionResponseTest.java
87 lines (72 loc) · 3.32 KB
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CreateConnectionResponseTest.java
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/*
* Copyright (c) 2017 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
*
* Contributors:
* Bosch Software Innovations GmbH - initial contribution
*/
package org.eclipse.ditto.signals.commands.amqpbridge.modify;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.mutabilitydetector.unittesting.AllowedReason.provided;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.util.Collections;
import org.eclipse.ditto.json.JsonArray;
import org.eclipse.ditto.json.JsonObject;
import org.eclipse.ditto.model.amqpbridge.Connection;
import org.eclipse.ditto.model.amqpbridge.MappingContext;
import org.eclipse.ditto.model.base.common.HttpStatusCode;
import org.eclipse.ditto.model.base.headers.DittoHeaders;
import org.eclipse.ditto.signals.commands.amqpbridge.TestConstants;
import org.eclipse.ditto.signals.commands.base.CommandResponse;
import org.junit.Test;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link CreateConnectionResponse}.
*/
public final class CreateConnectionResponseTest {
private static final JsonObject KNOWN_JSON = JsonObject.newBuilder()
.set(CommandResponse.JsonFields.TYPE, CreateConnectionResponse.TYPE)
.set(CommandResponse.JsonFields.STATUS, HttpStatusCode.CREATED.toInt())
.set(CreateConnectionResponse.JSON_CONNECTION, TestConstants.CONNECTION.toJson())
.set(CreateConnectionResponse.JSON_MAPPING_CONTEXTS, JsonArray.newBuilder().build())
.build();
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(CreateConnectionResponse.class)
.usingGetClass()
.verify();
}
@Test
public void assertImmutability() {
assertInstancesOf(CreateConnectionResponse.class, areImmutable(), provided(Connection.class,
MappingContext.class)
.isAlsoImmutable());
}
@Test
public void createInstanceWithNullConnection() {
assertThatExceptionOfType(NullPointerException.class)
.isThrownBy(() -> CreateConnectionResponse.of(null, Collections.emptyList(), DittoHeaders.empty()))
.withMessage("The %s must not be null!", "Connection")
.withNoCause();
}
@Test
public void fromJsonReturnsExpected() {
final CreateConnectionResponse expected =
CreateConnectionResponse.of(TestConstants.CONNECTION, Collections.emptyList(), DittoHeaders.empty());
final CreateConnectionResponse actual =
CreateConnectionResponse.fromJson(KNOWN_JSON, DittoHeaders.empty());
assertThat(actual).isEqualTo(expected);
}
@Test
public void toJsonReturnsExpected() {
final JsonObject actual =
CreateConnectionResponse.of(TestConstants.CONNECTION, Collections.emptyList(), DittoHeaders.empty()).toJson();
assertThat(actual).isEqualTo(KNOWN_JSON);
}
}