log4j-api/src/test/java/org/apache/logging/log4j/simple/SimpleLoggerTest.java

/*
 * 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.simple;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.junit.LoggerContextFactoryExtension;
import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.RegisterExtension;
import org.junit.jupiter.api.parallel.ResourceLock;
import org.junit.jupiter.api.parallel.Resources;

@Tag("smoke")
@ResourceLock(Resources.SYSTEM_PROPERTIES)
public class SimpleLoggerTest {

    @RegisterExtension
    public static final LoggerContextFactoryExtension EXTENSION =
            new LoggerContextFactoryExtension(new SimpleLoggerContextFactory());

    private final Logger logger = LogManager.getLogger("TestError");

    @Test
    public void testString() {
        logger.error("Logging without args");
    }

    @Test
    public void testMissingMessageArg() {
        logger.error("Logging without args {}");
    }

    @Test
    public void testEmptyObjectArray() {
        logger.error(new Object[0]);
    }

    /**
     * Tests LOG4J2-811.
     */
    @Test
    public void testMessageWithEmptyObjectArray() {
        logger.error("Logging with an empty Object[] {} {}", new Object[0]);
    }

    /**
     * Tests LOG4J2-811.
     */
    @Test
    public void testMessageWithShortArray() {
        logger.error("Logging with a size 1 Object[] {} {}", new Object[] { "only one param" });
    }
}