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/*
* Copyright © 2016-2017 European Support Limited
*
* 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.openecomp.sdc.logging.api;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertNotNull;
import java.lang.reflect.Field;
import org.testng.annotations.Test;
/**
* Unit-test creation of a logger via factory, assuming not default binding.
*
* @author evitaliy
* @since 14/09/2016.
*/
public class LoggerFactoryTest {
@Test
public void shouldHoldNoOpWhenNoBinding() throws Exception {
// set up to access the private static field
Field factory = LoggerFactory.class.getDeclaredField("SERVICE");
factory.setAccessible(true);
Object impl = factory.get(null);
assertEquals(impl.getClass().getName(),
"org.openecomp.sdc.logging.api.LoggerFactory$NoOpLoggerCreationService");
}
@Test
public void verifyNoOpLoggerWorksWhenGotByClass() {
Logger logger = LoggerFactory.getLogger(LoggerFactoryTest.class);
verifyLoggerWorks(logger);
}
@Test
public void verifyNoOpLoggerWorksWhenGotByName() {
Logger logger = LoggerFactory.getLogger(LoggerFactoryTest.class.getName());
verifyLoggerWorks(logger);
}
@Test(expectedExceptions = NullPointerException.class)
public void throwNpeWhenGetByNameWithNull() {
LoggerFactory.getLogger((String) null);
}
@Test(expectedExceptions = NullPointerException.class)
public void throwNpeWhenGetByClassWithNull() {
LoggerFactory.getLogger((Class<LoggerFactoryTest>) null);
}
private void verifyLoggerWorks(Logger logger) {
assertNotNull(logger);
// make sure no exceptions are thrown
logger.error("");
logger.warn("");
logger.info("");
logger.debug("");
logger.audit(null);
logger.metrics(MetricsData.builder().build());
}
}
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