@@ -0,0 +1,2605 @@
+/*%0A * Copyright (c) 2011-2019, Meituan Dianping. All Rights Reserved.%0A *%0A * Licensed to the Apache Software Foundation (ASF) under one or more%0A * contributor license agreements. See the NOTICE file distributed with%0A * this work for additional information regarding copyright ownership.%0A * The ASF licenses this file to You under the Apache License, Version 2.0%0A * (the %22License%22); you may not use this file except in compliance with%0A * the License. You may obtain a copy of the License at%0A *%0A *    http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0Apackage com.site.lookup.util;%0A%0Aimport java.util.ArrayList;%0Aimport java.util.Arrays;%0A%0Aimport org.junit.Assert;%0Aimport org.junit.Test;%0A%0Apublic class StringUtilsTest %7B%0A%0A    @Test%0A    public void testIsEmpty() %7B%0A        Assert.assertTrue(StringUtils.isEmpty(%22%22));%0A        Assert.assertTrue(StringUtils.isEmpty(null));%0A        Assert.assertFalse(StringUtils.isEmpty(%22foo%22));%0A    %7D%0A%0A    @Test%0A    public void testIsNotEmpty() %7B%0A        Assert.assertFalse(StringUtils.isNotEmpty(%22%22));%0A        Assert.assertFalse(StringUtils.isNotEmpty(null));%0A        Assert.assertTrue(StringUtils.isNotEmpty(%22foo%22));%0A    %7D%0A%0A    @Test%0A    public void testJoinArray() %7B%0A        Assert.assertEquals(%22%22, StringUtils%0A                .join(new String%5B0%5D, %22,%22));%0A        Assert.assertEquals(%22foo%22, StringUtils%0A                .join(new String%5B%5D%7B%22foo%22%7D, %22,%22));%0A        Assert.assertEquals(%22foo,bar,baz%22, StringUtils%0A                .join(new String%5B%5D%7B%22foo%22, %22bar%22, %22baz%22%7D, %22,%22));%0A    %7D%0A%0A    @Test%0A    public void testJoinCollection() %7B%0A        Assert.assertEquals(%22%22, StringUtils%0A                .join(new ArrayList%3CString%3E(), %22,%22));%0A        Assert.assertEquals(%22foo%22, StringUtils%0A                .join(new ArrayList%3C%3E(Arrays.asList(%22foo%22)), %22,%22));%0A        Assert.assertEquals(%22foo,bar,baz%22, StringUtils%0A                .join(new ArrayList%3C%3E(%0A                        Arrays.asList(%22foo%22, %22bar%22, %22baz%22)), %22,%22));%0A    %7D%0A%0A    @Test%0A    public void testNormalizeSpace() %7B%0A        Assert.assertEquals(%22 f o o b a r%22,%0A                StringUtils.normalizeSpace(%22 f%5Cto%5Cro%5Cnb a r %22));%0A    %7D%0A%0A    @Test%0A    public void testTrimAll() %7B%0A        Assert.assertNull(StringUtils.trimAll(null));%0A        Assert.assertEquals(%22foobar%22, StringUtils.trimAll(%22 f%5Cto%5Cro%5Cnb a r %22));%0A    %7D%0A%7D%0A

Add unit tests for com.site.lookup.util.StringUtils