/**
* Copyright (C) 2015 Orange
* 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 com.francetelecom.clara.cloud.commons.toggles;
import static org.mockito.Matchers.argThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import org.mockito.ArgumentMatcher;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.classic.spi.LoggingEvent;
import ch.qos.logback.core.Appender;
public class TestLogUtils {
/**
* add a mock appender on the logging system so that loga can be verified
* @return the mockAppender instance
*/
public static Appender<ILoggingEvent> addMockAppenderLog() {
ch.qos.logback.classic.Logger root = (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME);
final Appender<ILoggingEvent> mockAppender = mock(Appender.class);
when(mockAppender.getName()).thenReturn("MOCK");
root.addAppender(mockAppender);
return mockAppender;
}
/**
* matcher to verify a log message
* @param level expected log level
* @param messageContent expected message that should be contained in the log message
* @return
*/
public static ILoggingEvent logEventMatches(final Level level, final String messageContent) {
@SuppressWarnings({ "unchecked", "rawtypes" })
Object matcher = argThat(new ArgumentMatcher() {
@Override
public boolean matches(final Object argument) {
LoggingEvent loggingEvent = (LoggingEvent)argument;
return (loggingEvent.getLevel().equals(level) && loggingEvent.getFormattedMessage().contains(messageContent));
}
});
return (ILoggingEvent)matcher;
}
}