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DefaultProtocolConfigTest.java
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DefaultProtocolConfigTest.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.protocol.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 DefaultProtocolConfig}.
*/
public final class DefaultProtocolConfigTest {
private static Config protocolTestConfig;
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
@BeforeClass
public static void initTestFixture() {
protocolTestConfig = ConfigFactory.load("protocol-test");
}
@Test
public void assertImmutability() {
assertInstancesOf(DefaultProtocolConfig.class, areImmutable());
}
@Test
public void testHashCodeAndEquals() {
EqualsVerifier.forClass(DefaultProtocolConfig.class)
.usingGetClass()
.verify();
}
@SuppressWarnings("unchecked")
@Test
public void underTestReturnsDefaultValuesIfBaseConfigWasEmpty() {
final DefaultProtocolConfig underTest = DefaultProtocolConfig.of(ConfigFactory.empty());
softly.assertThat(underTest.getProviderClassName())
.as(ProtocolConfig.ProtocolConfigValue.PROVIDER.getConfigPath())
.isEqualTo(ProtocolConfig.ProtocolConfigValue.PROVIDER.getDefaultValue());
softly.assertThat(underTest.getBlockedHeaderKeys())
.as(ProtocolConfig.ProtocolConfigValue.BLOCKLIST.getConfigPath())
.containsOnlyElementsOf((Iterable) ProtocolConfig.ProtocolConfigValue.BLOCKLIST.getDefaultValue());
}
@Test
public void underTestReturnsValuesOfConfigFile() {
final DefaultProtocolConfig underTest = DefaultProtocolConfig.of(protocolTestConfig);
softly.assertThat(underTest.getProviderClassName())
.as(ProtocolConfig.ProtocolConfigValue.PROVIDER.getConfigPath())
.isEqualTo("org.example.ditto.MyProtocolAdapterProvider");
softly.assertThat(underTest.getBlockedHeaderKeys())
.as(ProtocolConfig.ProtocolConfigValue.BLOCKLIST.getConfigPath())
.containsOnly("foo", "bar", "baz");
}
}