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BaseEntityIdFactoryTest.java
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BaseEntityIdFactoryTest.java
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/*
* Copyright (c) 2021 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.base.model.entity.id;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatNullPointerException;
import org.eclipse.ditto.base.model.entity.type.EntityType;
import org.junit.Test;
/**
* Unit test for {@link BaseEntityIdFactory}.
*/
public final class BaseEntityIdFactoryTest {
private static final EntityType ENTITY_TYPE_FOO = EntityType.of("foo");
private static final EntityType ENTITY_TYPE_BAR = EntityType.of("bar");
@Test
public void constructInstanceWithNullBaseTypeFails() {
assertThatNullPointerException()
.isThrownBy(() -> new TestEntityIdFactory(null))
.withMessage("The entityIdBaseType must not be null!")
.withNoCause();
}
@Test
public void getEntityIdReturnsExpected() {
final String entityIdValue = "myId";
final TestEntityIdFactory underTest = new TestEntityIdFactory(EntityId.class);
final EntityId foundEntityId = underTest.getEntityId(ENTITY_TYPE_FOO, entityIdValue);
assertThat((CharSequence) foundEntityId).isEqualTo(FooEntityId.of(entityIdValue));
}
@Test
public void getNamespacedEntityIdReturnsExpected() {
final String entityIdValue = "com.example:myId";
final TestEntityIdFactory underTest = new TestEntityIdFactory(EntityId.class);
final EntityId foundEntityId = underTest.getEntityId(ENTITY_TYPE_BAR, entityIdValue);
assertThat((CharSequence) foundEntityId).isEqualTo(BarEntityId.of(entityIdValue));
}
@TypedEntityId(type = "foo")
private static final class FooEntityId extends AbstractEntityId {
private FooEntityId(final CharSequence id) {
super(ENTITY_TYPE_FOO, id);
}
public static FooEntityId of(final CharSequence id) {
return new FooEntityId(id);
}
}
@TypedEntityId(type = "bar")
private static final class BarEntityId extends AbstractNamespacedEntityId {
private BarEntityId(final CharSequence id) {
super(ENTITY_TYPE_BAR, id);
}
public static BarEntityId of(final CharSequence id) {
return new BarEntityId(id);
}
}
private static final class TestEntityIdFactory extends BaseEntityIdFactory<EntityId> {
TestEntityIdFactory(final Class<EntityId> entityIdBaseType) {
super(entityIdBaseType);
}
@Override
protected EntityId getFallbackEntityId(final EntityType entityType, final CharSequence entityIdValue) {
return FallbackEntityId.of(entityType, entityIdValue);
}
}
}