/*
 * Copyright 2017-2023 the original author or authors.
 *
 *  Licensed 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.springframework.batch.item.support.builder;

import org.junit.jupiter.api.Test;

import org.springframework.batch.item.support.AbstractSynchronizedItemStreamReaderTests;
import org.springframework.batch.item.support.SynchronizedItemStreamReader;

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

/**
 * @author Glenn Renfro
 * @author Mahmoud Ben Hassine
 * @author Dimitrios Liapis
 */
public class SynchronizedItemStreamReaderBuilderTests extends AbstractSynchronizedItemStreamReaderTests {

	@Override
	protected SynchronizedItemStreamReader<Object> createNewSynchronizedItemStreamReader() {
		return new SynchronizedItemStreamReaderBuilder<>().delegate(delegate).build();
	}

	@Test
	void testBuilderDelegateIsNotNull() {
		// given
		final SynchronizedItemStreamReaderBuilder<Object> builder = new SynchronizedItemStreamReaderBuilder<>();

		// when
		final Exception expectedException = assertThrows(IllegalArgumentException.class, builder::build);

		// then
		assertEquals("A delegate is required", expectedException.getMessage());
	}

}
