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ImmutableThingPlaceholderTest.java
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ImmutableThingPlaceholderTest.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.edge.api.placeholders;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import org.eclipse.ditto.things.model.ThingId;
import org.junit.Test;
import org.mutabilitydetector.unittesting.MutabilityAssert;
import org.mutabilitydetector.unittesting.MutabilityMatchers;
import nl.jqno.equalsverifier.EqualsVerifier;
import nl.jqno.equalsverifier.Warning;
/**
* Tests {@link ImmutableThingPlaceholder}.
*/
public class ImmutableThingPlaceholderTest {
private static final String NAME = "ditto";
private static final String NAMESPACE = "eclipse";
private static final ThingId THING_ID = ThingId.of(NAMESPACE, NAME);
private static final ThingPlaceholder UNDER_TEST = ImmutableThingPlaceholder.INSTANCE;
/**
* Assert immutability.
*/
@Test
public void assertImmutability() {
MutabilityAssert.assertInstancesOf(ImmutableThingPlaceholder.class, MutabilityMatchers.areImmutable());
}
/**
* Test hash code and equals.
*/
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(ImmutableThingPlaceholder.class)
.suppress(Warning.INHERITED_DIRECTLY_FROM_OBJECT)
.usingGetClass()
.verify();
}
@Test
public void testReplaceThingId() {
assertThat(UNDER_TEST.resolveValues(THING_ID, "id")).contains(THING_ID.toString());
}
@Test
public void testReplaceThingName() {
assertThat(UNDER_TEST.resolveValues(THING_ID, "name")).contains(NAME);
}
@Test
public void testReplaceThingNamespace() {
assertThat(UNDER_TEST.resolveValues(THING_ID, "namespace")).contains(NAMESPACE);
}
@Test
public void testUnknownPlaceholderReturnsEmpty() {
assertThat(UNDER_TEST.resolveValues(THING_ID, "thing_id")).isEmpty();
}
@Test
public void testResolvingWithNull() {
assertThatExceptionOfType(NullPointerException.class)
.isThrownBy(() -> UNDER_TEST.resolveValues(THING_ID, null));
}
@Test
public void testResolvingWithEmptyString() {
assertThatExceptionOfType(IllegalArgumentException.class)
.isThrownBy(() -> UNDER_TEST.resolveValues(THING_ID, ""));
}
}