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DefaultDiagnosticLoggingAdapterTest.java
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DefaultDiagnosticLoggingAdapterTest.java
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/*
* Copyright (c) 2020 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.pekko.logging;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
import static org.assertj.core.api.Assertions.assertThatNullPointerException;
import java.util.Map;
import org.assertj.core.api.JUnitSoftAssertions;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Mockito;
import org.mockito.junit.MockitoJUnitRunner;
import org.apache.pekko.event.DiagnosticLoggingAdapter;
/**
* Unit test for {@link DefaultDiagnosticLoggingAdapter}.
*/
@RunWith(MockitoJUnitRunner.class)
public final class DefaultDiagnosticLoggingAdapterTest {
private static final String CORRELATION_ID_KEY = CommonMdcEntryKey.CORRELATION_ID.toString();
private static final String CONNECTION_ID_KEY = "connection-id";
private static final String CONNECTION_ID_VALUE = "my-connection";
private static final String LOGGER_NAME = DefaultDiagnosticLoggingAdapterTest.class.getName();
@Rule
public final TestName testName = new TestName();
@Rule
public final JUnitSoftAssertions softly = new JUnitSoftAssertions();
@Mock
private DiagnosticLoggingAdapter plainLoggingAdapter;
@Test
public void getInstanceWithNullLogger() {
assertThatNullPointerException()
.isThrownBy(() -> DefaultDiagnosticLoggingAdapter.of(null, LOGGER_NAME))
.withMessage("The loggingAdapter must not be null!")
.withNoCause();
}
@Test
public void getInstanceWithNullLoggerName() {
assertThatNullPointerException()
.isThrownBy(() -> DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, null))
.withMessage("The loggerName must not be null!")
.withNoCause();
}
@Test
public void getInstanceWithBlankLoggerName() {
assertThatIllegalArgumentException()
.isThrownBy(() -> DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, ""))
.withMessage("The argument 'loggerName' must not be empty!")
.withNoCause();
}
@Test
public void getNameReturnsExpected() {
final DefaultDiagnosticLoggingAdapter underTest =
DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, LOGGER_NAME);
assertThat(underTest.getName()).isEqualTo(LOGGER_NAME);
}
@Test
public void putTwoMdcEntriesLogDebugAndWarnThenDiscardMdcEntries() {
final String correlationId = getCorrelationId();
final String debugMsg = "Foo!";
final String warnMsg = "Behold!";
Mockito.when(plainLoggingAdapter.isDebugEnabled()).thenReturn(true);
Mockito.when(plainLoggingAdapter.isWarningEnabled()).thenReturn(true);
final DefaultDiagnosticLoggingAdapter underTest =
DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, LOGGER_NAME);
underTest.putMdcEntry(CORRELATION_ID_KEY, correlationId);
underTest.putMdcEntry(CONNECTION_ID_KEY, CONNECTION_ID_VALUE);
underTest.debug(debugMsg);
underTest.warning(warnMsg);
underTest.discardMdcEntries();
Mockito.verify(plainLoggingAdapter).notifyDebug(debugMsg);
Mockito.verify(plainLoggingAdapter).notifyWarning(warnMsg);
Mockito.verify(plainLoggingAdapter, Mockito.times(2))
.setMDC(Map.of(CORRELATION_ID_KEY, correlationId, CONNECTION_ID_KEY, CONNECTION_ID_VALUE));
Mockito.verify(plainLoggingAdapter).setMDC(Map.of());
}
@Test
public void removeMdcEntryViaKey() {
Mockito.when(plainLoggingAdapter.isDebugEnabled()).thenReturn(true);
final String correlationId = getCorrelationId();
final DefaultDiagnosticLoggingAdapter underTest =
DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, LOGGER_NAME);
underTest.putMdcEntry(CORRELATION_ID_KEY, correlationId);
underTest.putMdcEntry(CONNECTION_ID_KEY, CONNECTION_ID_VALUE);
underTest.debug("Foo");
underTest.removeMdcEntry(CONNECTION_ID_KEY);
underTest.debug("Bar");
Mockito.verify(plainLoggingAdapter)
.setMDC(Map.of(CORRELATION_ID_KEY, correlationId, CONNECTION_ID_KEY, CONNECTION_ID_VALUE));
Mockito.verify(plainLoggingAdapter).setMDC(Map.of(CORRELATION_ID_KEY, correlationId));
}
@Test
public void removeMdcEntryViaNullValue() {
Mockito.when(plainLoggingAdapter.isDebugEnabled()).thenReturn(true);
final String correlationId = getCorrelationId();
final DefaultDiagnosticLoggingAdapter underTest =
DefaultDiagnosticLoggingAdapter.of(plainLoggingAdapter, LOGGER_NAME);
underTest.putMdcEntry(CORRELATION_ID_KEY, correlationId);
underTest.putMdcEntry(CONNECTION_ID_KEY, CONNECTION_ID_VALUE);
underTest.debug("Foo");
underTest.putMdcEntry(CORRELATION_ID_KEY, null);
underTest.debug("Bar");
Mockito.verify(plainLoggingAdapter)
.setMDC(Map.of(CORRELATION_ID_KEY, correlationId, CONNECTION_ID_KEY, CONNECTION_ID_VALUE));
Mockito.verify(plainLoggingAdapter).setMDC(Map.of(CONNECTION_ID_KEY, CONNECTION_ID_VALUE));
}
private String getCorrelationId() {
return testName.getMethodName();
}
}