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DefaultPersistenceStreamConfigTest.java
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DefaultPersistenceStreamConfigTest.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.thingsearch.service.common.config;
import static org.eclipse.ditto.thingsearch.service.common.config.PersistenceStreamConfig.PersistenceStreamConfigValue;
import static org.mutabilitydetector.unittesting.AllowedReason.provided;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import java.time.Duration;
import org.assertj.core.api.JUnitSoftAssertions;
import org.eclipse.ditto.base.service.config.supervision.DefaultExponentialBackOffConfig;
import org.junit.BeforeClass;
import org.junit.Ignore;
import org.junit.Rule;
import org.junit.Test;
import com.mongodb.WriteConcern;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit tests for {@link DefaultPersistenceStreamConfig}.
*/
public final class DefaultPersistenceStreamConfigTest {
private static Config config;
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
@BeforeClass
public static void initTestFixture() {
config = ConfigFactory.load("persistence-test");
}
@Test
@Ignore("https://github.com/MutabilityDetector/MutabilityDetector/issues/185")
public void assertImmutability() {
assertInstancesOf(DefaultPersistenceStreamConfig.class,
areImmutable(),
provided(WriteConcern.class).isAlsoImmutable());
}
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(DefaultPersistenceStreamConfig.class)
.usingGetClass()
.verify();
}
@Test
public void underTestReturnsDefaultValuesIfBaseConfigWasEmpty() {
final PersistenceStreamConfig underTest = DefaultPersistenceStreamConfig.of(ConfigFactory.empty());
softly.assertThat(underTest.getMaxBulkSize())
.as(PersistenceStreamConfigValue.MAX_BULK_SIZE.getConfigPath())
.isEqualTo(PersistenceStreamConfigValue.MAX_BULK_SIZE.getDefaultValue());
softly.assertThat(underTest.getAckDelay())
.as(PersistenceStreamConfigValue.ACK_DELAY.getConfigPath())
.isEqualTo(PersistenceStreamConfigValue.ACK_DELAY.getDefaultValue());
softly.assertThat(underTest.getParallelism())
.as(StreamStageConfig.StreamStageConfigValue.PARALLELISM.getConfigPath())
.isEqualTo(StreamStageConfig.StreamStageConfigValue.PARALLELISM.getDefaultValue());
softly.assertThat(underTest.getExponentialBackOffConfig())
.as("exponential-backoff")
.isEqualTo(DefaultExponentialBackOffConfig.of(ConfigFactory.empty()));
softly.assertThat(underTest.getWithAcknowledgementsWriteConcern())
.as(PersistenceStreamConfigValue.WITH_ACKS_WRITE_CONCERN.getConfigPath())
.isEqualTo(WriteConcern.valueOf(
(String) PersistenceStreamConfigValue.WITH_ACKS_WRITE_CONCERN.getDefaultValue()));
}
@Test
public void underTestReturnsValuesOfConfigFile() {
final PersistenceStreamConfig underTest = DefaultPersistenceStreamConfig.of(config);
softly.assertThat(underTest.getMaxBulkSize())
.as(PersistenceStreamConfigValue.MAX_BULK_SIZE.getConfigPath())
.isEqualTo(65);
softly.assertThat(underTest.getAckDelay())
.as(PersistenceStreamConfigValue.ACK_DELAY.getConfigPath())
.isEqualTo(Duration.ofSeconds(66L));
softly.assertThat(underTest.getParallelism())
.as(StreamStageConfig.StreamStageConfigValue.PARALLELISM.getConfigPath())
.isEqualTo(64);
softly.assertThat(underTest.getExponentialBackOffConfig())
.as("exponential-backoff")
.isEqualTo(DefaultExponentialBackOffConfig.of(
config.getConfig(DefaultPersistenceStreamConfig.CONFIG_PATH)));
softly.assertThat(underTest.getWithAcknowledgementsWriteConcern())
.as(PersistenceStreamConfigValue.WITH_ACKS_WRITE_CONCERN.getConfigPath())
.isEqualTo(WriteConcern.MAJORITY);
}
}