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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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package org.apache.commons.math.exception.util;
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import java.util.List;
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import java.util.ArrayList;
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import org.junit.Assert;
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import org.junit.Test;
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* Test for {@link ArgUtils}.
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* @version $Revision$ $Date$
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public class ArgUtilsTest {
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public void testFlatten() {
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final List<Object> orig = new ArrayList<Object>();
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final Object[] struct = new Object[] {
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Object[] flat = ArgUtils.flatten(struct);
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Assert.assertEquals(flat.length, orig.size());
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for (int i = 0, max = orig.size(); i < max; i++) {
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Assert.assertEquals(orig.get(i), flat[i]);
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* Create and store an {@code Object}.
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* @param list List to store to.
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* @return the stored object.
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private Object create(List<Object> list) {
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final Object o = new Object();