1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.commons.lang3; 18 19 import org.junit.jupiter.api.Assertions; 20 import org.junit.jupiter.api.Test; 21 22 /** 23 * Tests {@link StringUtils}'s valueOf() methods. 24 * 25 * @since 3.9 26 */ 27 public class StringUtilsValueOfTest extends AbstractLangTest { 28 29 @Test testValueOfChar()30 public void testValueOfChar() { 31 Assertions.assertEquals("ABC", StringUtils.valueOf(new char[] {'A', 'B', 'C' })); 32 } 33 34 @Test testValueOfCharEmpty()35 public void testValueOfCharEmpty() { 36 Assertions.assertEquals(StringUtils.EMPTY, StringUtils.valueOf(ArrayUtils.EMPTY_CHAR_ARRAY)); 37 } 38 39 @Test testValueOfCharNull()40 public void testValueOfCharNull() { 41 Assertions.assertNull(StringUtils.valueOf(null)); 42 } 43 } 44