/*
* Copyright 2012-2016 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.boot.logging.logback;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.spi.ILoggingEvent;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.Captor;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.springframework.boot.logging.logback.LevelRemappingAppender.AppendableLogger;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
/**
* Tests for {@link LevelRemappingAppender}.
*
* @author Phillip Webb
*/
public class LevelRemappingAppenderTests {
private TestableLevelRemappingAppender appender;
@Mock
private AppendableLogger logger;
@Captor
private ArgumentCaptor<ILoggingEvent> logCaptor;
@Before
public void setup() {
MockitoAnnotations.initMocks(this);
this.appender = spy(new TestableLevelRemappingAppender());
}
@Test
public void useRootLoggerIfNoDestination() throws Exception {
this.appender.append(mockLogEvent(Level.INFO));
verify(this.appender).getLogger(org.slf4j.Logger.ROOT_LOGGER_NAME);
}
@Test
public void useSpecificDestination() throws Exception {
this.appender.setDestinationLogger("org.mine");
this.appender.append(mockLogEvent(Level.INFO));
verify(this.appender).getLogger("org.mine");
}
@Test
public void defaultRemapsInfo() throws Exception {
this.appender.append(mockLogEvent(Level.INFO));
verify(this.logger).callAppenders(this.logCaptor.capture());
assertThat(this.logCaptor.getValue().getLevel()).isEqualTo(Level.DEBUG);
}
@Test
public void customRemaps() throws Exception {
this.appender.setRemapLevels("DEBUG->TRACE,ERROR->WARN");
this.appender.append(mockLogEvent(Level.DEBUG));
this.appender.append(mockLogEvent(Level.ERROR));
verify(this.logger, times(2)).callAppenders(this.logCaptor.capture());
assertThat(this.logCaptor.getAllValues().get(0).getLevel())
.isEqualTo(Level.TRACE);
assertThat(this.logCaptor.getAllValues().get(1).getLevel()).isEqualTo(Level.WARN);
}
@Test
public void notRemapped() throws Exception {
this.appender.append(mockLogEvent(Level.TRACE));
verify(this.logger).callAppenders(this.logCaptor.capture());
assertThat(this.logCaptor.getAllValues().get(0).getLevel())
.isEqualTo(Level.TRACE);
}
private ILoggingEvent mockLogEvent(Level level) {
ILoggingEvent event = mock(ILoggingEvent.class);
given(event.getLevel()).willReturn(level);
return event;
}
private class TestableLevelRemappingAppender extends LevelRemappingAppender {
@Override
protected AppendableLogger getLogger(String name) {
return LevelRemappingAppenderTests.this.logger;
}
}
}