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DefaultCircuitBreakerConfigTest.java
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DefaultCircuitBreakerConfigTest.java
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/*
* Copyright (c) 2019 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.internal.utils.persistence.mongo.config;
import static org.mutabilitydetector.unittesting.MutabilityAssert.assertInstancesOf;
import static org.mutabilitydetector.unittesting.MutabilityMatchers.areImmutable;
import org.assertj.core.api.JUnitSoftAssertions;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import com.typesafe.config.Config;
import com.typesafe.config.ConfigFactory;
import nl.jqno.equalsverifier.EqualsVerifier;
/**
* Unit test for {@link DefaultCircuitBreakerConfig}.
*/
public final class DefaultCircuitBreakerConfigTest {
private static Config circuitBreakerTestConfig;
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
@BeforeClass
public static void initTestFixture() {
circuitBreakerTestConfig = ConfigFactory.load("circuit-breaker-test");
}
@Test
public void assertImmutability() {
assertInstancesOf(DefaultCircuitBreakerConfig.class, areImmutable());
}
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(DefaultCircuitBreakerConfig.class)
.usingGetClass()
.verify();
}
@Test
public void getMaxFailuresReturnsDefaultValueIfConfigIsEmpty() {
final DefaultCircuitBreakerConfig underTest = DefaultCircuitBreakerConfig.of(ConfigFactory.empty());
softly.assertThat(underTest.getMaxFailures()).isEqualTo(5);
}
@Test
public void getMaxFailuresReturnsValueOfConfigFile() {
final DefaultCircuitBreakerConfig underTest = DefaultCircuitBreakerConfig.of(circuitBreakerTestConfig);
softly.assertThat(underTest.getMaxFailures()).isEqualTo(23);
}
@Test
public void toStringContainsExpected() {
final DefaultCircuitBreakerConfig underTest = DefaultCircuitBreakerConfig.of(circuitBreakerTestConfig);
softly.assertThat(underTest.toString()).contains(underTest.getClass().getSimpleName())
.contains("maxFailures").contains("5")
.contains("timeoutConfig");
}
}