/*
 * 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
 *
 *      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.apache.commons.io.function;

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

import java.io.IOException;
import java.util.concurrent.atomic.AtomicReference;

import org.junit.jupiter.api.Test;

/**
 * Tests {@link IOTriConsumer}.
 */
class IOTriConsumerTest {

    @Test
    void testAccept() throws IOException {
        final AtomicReference<String> ref = new AtomicReference<>();
        final IOTriConsumer<String, Integer, Character> consumer = (s, i, b) -> ref.set(s + i + b);
        consumer.accept("A", 1, 'b');
        assertEquals("A1b", ref.get());
    }

    @Test
    void testAndThen() throws IOException {
        final AtomicReference<String> ref = new AtomicReference<>();
        final IOTriConsumer<String, Integer, Character> consumer1 = (s, i, b) -> ref.set(s + i + b);
        final IOTriConsumer<String, Integer, Character> consumer2 = (s, i, b) -> ref.set(ref.get() + b + i + s);
        consumer1.andThen(consumer2).accept("B", 2, 'b');
        assertEquals("B2bb2B", ref.get());
    }

    @Test
    void testNoop() throws IOException {
        IOTriConsumer.noop().accept(null, null, null);
    }

}
