/*
 * 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.commons.io.function;

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

import java.io.Closeable;
import java.io.IOException;
import java.io.StringReader;

import org.apache.commons.io.IOUtils;
import org.apache.commons.io.test.ThrowOnCloseReader;
import org.junit.jupiter.api.Test;

/**
 * Tests {@linnk IOConsumer}.
 */
public class IOConsumerTest {

    @Test
    public void testNoopIOConsumer() {
        final Closeable nullCloseable = null;
        final IOConsumer<IOException> noopConsumer = IOConsumer.noop(); // noop consumer doesn't throw
        assertDoesNotThrow(() -> IOUtils.close(nullCloseable, noopConsumer));
        assertDoesNotThrow(() -> IOUtils.close(new StringReader("s"), noopConsumer));
        assertDoesNotThrow(() -> IOUtils.close(new ThrowOnCloseReader(new StringReader("s")), noopConsumer));

    }
}
