/*
 * 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.util;

import static org.junit.jupiter.api.Assertions.assertEquals;

import java.util.Properties;

import org.junit.jupiter.api.Test;

/**
 * Tests {@link OptionConverter}.
 */
public class OptionConverterTest {

    @Test
    public void testReplace() {
        Properties props = new Properties();
        props.setProperty("key", "${key}");
        assertEquals("Value of key is ${key}.", OptionConverter.substVars("Value of key is ${key}.", props));
    }
}

/*
 * 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.util;

import static org.junit.jupiter.api.Assertions.assertEquals;

import java.util.Properties;

import org.junit.jupiter.api.Test;

/**
 * Tests {@link OptionConverter}.
 */
public class OptionConverterTest {

    @Test
    public void testSubstVars() {
        Properties props = new Properties();
        props.setProperty("key", "${key}");
        assertEquals("Value of key is ${key}.", OptionConverter.substVars("Value of key is ${key}.", props));
    }
}

Fix test method name.