/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.logging.log4j.core.appender.routing;

import java.io.File;
import java.util.List;

import org.apache.logging.log4j.EventLogger;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.junit.CleanFiles;
import org.apache.logging.log4j.junit.InitialLoggerContext;
import org.apache.logging.log4j.message.StructuredDataMessage;
import org.apache.logging.log4j.test.appender.ListAppender;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

import static org.junit.Assert.*;

/**
 *
 */
public class RoutingAppenderTest {
    private static final String CONFIG = "log4j-routing.xml";
    private static final String UNKNOWN_LOG_FILE = "target/rolling1/rollingtest-Unknown.log";
    private static final String ALERT_LOG_FILE = "target/routing1/routingtest-Alert.log";
    private static final String ACTIVITY_LOG_FILE = "target/routing1/routingtest-Activity.log";

    private ListAppender app;

    @Rule
    public InitialLoggerContext init = new InitialLoggerContext(CONFIG);

    @Rule
    public CleanFiles files = new CleanFiles(UNKNOWN_LOG_FILE, ALERT_LOG_FILE, ACTIVITY_LOG_FILE);

    @Before
    public void setUp() throws Exception {
        this.app = (ListAppender) this.init.getAppender("List");
    }

    @After
    public void tearDown() throws Exception {
        this.app.clear();
    }

    @Test
    public void routingTest() {
        StructuredDataMessage msg = new StructuredDataMessage("Test", "This is a test", "Service");
        EventLogger.logEvent(msg);
        final List<LogEvent> list = app.getEvents();
        assertNotNull("No events generated", list);
        assertTrue("Incorrect number of events. Expected 1, got " + list.size(), list.size() == 1);
        msg = new StructuredDataMessage("Test", "This is a test", "Alert");
        EventLogger.logEvent(msg);
        File file = new File(ALERT_LOG_FILE);
        assertTrue("Alert file was not created", file.exists());
        msg = new StructuredDataMessage("Test", "This is a test", "Activity");
        EventLogger.logEvent(msg);
        file = new File(ACTIVITY_LOG_FILE);
        assertTrue("Activity file was not created", file.exists());
    }
}

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.logging.log4j.core.appender.routing;

import java.io.File;
import java.util.List;

import org.apache.logging.log4j.EventLogger;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.junit.CleanFiles;
import org.apache.logging.log4j.junit.InitialLoggerContext;
import org.apache.logging.log4j.message.StructuredDataMessage;
import org.apache.logging.log4j.test.appender.ListAppender;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

import static org.junit.Assert.*;

/**
 *
 */
public class RoutingAppenderTest {
    private static final String CONFIG = "log4j-routing.xml";
    private static final String UNKNOWN_LOG_FILE = "target/rolling1/rollingtest-Unknown.log";
    private static final String ALERT_LOG_FILE = "target/routing1/routingtest-Alert.log";
    private static final String ACTIVITY_LOG_FILE = "target/routing1/routingtest-Activity.log";

    private ListAppender app;

    @Rule
    public InitialLoggerContext init = new InitialLoggerContext(CONFIG);

    @Rule
    public CleanFiles files = new CleanFiles(UNKNOWN_LOG_FILE, ALERT_LOG_FILE, ACTIVITY_LOG_FILE);

    @Before
    public void setUp() throws Exception {
        this.app = this.init.getListAppender("List");
    }

    @After
    public void tearDown() throws Exception {
        this.app.clear();
    }

    @Test
    public void routingTest() {
        StructuredDataMessage msg = new StructuredDataMessage("Test", "This is a test", "Service");
        EventLogger.logEvent(msg);
        final List<LogEvent> list = app.getEvents();
        assertNotNull("No events generated", list);
        assertTrue("Incorrect number of events. Expected 1, got " + list.size(), list.size() == 1);
        msg = new StructuredDataMessage("Test", "This is a test", "Alert");
        EventLogger.logEvent(msg);
        File file = new File(ALERT_LOG_FILE);
        assertTrue("Alert file was not created", file.exists());
        msg = new StructuredDataMessage("Test", "This is a test", "Activity");
        EventLogger.logEvent(msg);
        file = new File(ACTIVITY_LOG_FILE);
        assertTrue("Activity file was not created", file.exists());
    }
}

Use getListAppender.