| /* |
| * 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 |
| * |
| * http://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.logging.log4j.util; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import java.util.Arrays; |
| import java.util.Iterator; |
| |
| public class StringsTest { |
| |
| /** |
| * A sanity test to make sure a typo does not mess up {@link Strings#EMPTY}. |
| */ |
| @Test |
| public void testEMPTY() { |
| Assert.assertEquals("", Strings.EMPTY); |
| Assert.assertEquals(0, Strings.EMPTY.length()); |
| } |
| |
| @Test |
| public void testJoin() { |
| Assert.assertEquals(null, Strings.join((Iterable<?>) null, '.')); |
| Assert.assertEquals(null, Strings.join((Iterator<?>) null, '.')); |
| Assert.assertEquals("", Strings.join((Arrays.asList()), '.')); |
| |
| Assert.assertEquals("a", Strings.join(Arrays.asList("a"), '.')); |
| Assert.assertEquals("a.b", Strings.join(Arrays.asList("a", "b"), '.')); |
| Assert.assertEquals("a.b.c", Strings.join(Arrays.asList("a", "b", "c"), '.')); |
| |
| Assert.assertEquals("", Strings.join(Arrays.asList((String) null), ':')); |
| Assert.assertEquals(":", Strings.join(Arrays.asList(null, null), ':')); |
| Assert.assertEquals("a:", Strings.join(Arrays.asList("a", null), ':')); |
| Assert.assertEquals(":b", Strings.join(Arrays.asList(null, "b"), ':')); |
| } |
| |
| @Test |
| public void testQuote() { |
| Assert.assertEquals("'Q'", Strings.quote("Q")); |
| } |
| |
| } |