/* * Copyright 2012-2020 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 * * https://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.cloud.logging; import java.util.Collections; import ch.qos.logback.classic.Level; import org.junit.After; import org.junit.Test; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.boot.logging.LogLevel; import org.springframework.boot.logging.LoggingSystem; import org.springframework.boot.test.util.TestPropertyValues; import org.springframework.cloud.context.environment.EnvironmentChangeEvent; import org.springframework.core.env.StandardEnvironment; import static org.assertj.core.api.BDDAssertions.then; /** * @author Dave Syer * @author Olga Maciaszek-Sharma * */ public class LoggingRebinderTests { private LoggingRebinder rebinder = new LoggingRebinder(); private Logger logger = LoggerFactory.getLogger("org.springframework.web"); @After public void reset() { LoggingSystem.get(getClass().getClassLoader()) .setLogLevel("org.springframework.web", LogLevel.INFO); } @Test public void logLevelsChanged() { then(this.logger.isTraceEnabled()).isFalse(); StandardEnvironment environment = new StandardEnvironment(); TestPropertyValues.of("logging.level.org.springframework.web=TRACE") .applyTo(environment); this.rebinder.setEnvironment(environment); this.rebinder.onApplicationEvent(new EnvironmentChangeEvent(environment, Collections.singleton("logging.level.org.springframework.web"))); then(this.logger.isTraceEnabled()).isTrue(); } @Test public void logLevelsLowerCase() { then(this.logger.isTraceEnabled()).isFalse(); StandardEnvironment environment = new StandardEnvironment(); TestPropertyValues.of("logging.level.org.springframework.web=trace") .applyTo(environment); this.rebinder.setEnvironment(environment); this.rebinder.onApplicationEvent(new EnvironmentChangeEvent(environment, Collections.singleton("logging.level.org.springframework.web"))); then(this.logger.isTraceEnabled()).isTrue(); } @Test public void logLevelFalseResolvedToOff() { ch.qos.logback.classic.Logger logger = (ch.qos.logback.classic.Logger) LoggerFactory .getLogger("org.springframework.cloud"); StandardEnvironment environment = new StandardEnvironment(); TestPropertyValues.of("logging.level.org.springframework.cloud=false") .applyTo(environment); rebinder.setEnvironment(environment); rebinder.onApplicationEvent(new EnvironmentChangeEvent(environment, Collections.singleton("logging.level.org.springframework.cloud"))); then(Level.OFF).isEqualTo((logger.getLevel())); } }