| /* |
| * 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.commons.lang.text; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * Test class for StrLookup. |
| * |
| * @version $Id$ |
| */ |
| public class StrLookupTest extends TestCase { |
| |
| //----------------------------------------------------------------------- |
| public void testNoneLookup() { |
| assertEquals(null, StrLookup.noneLookup().lookup(null)); |
| assertEquals(null, StrLookup.noneLookup().lookup("")); |
| assertEquals(null, StrLookup.noneLookup().lookup("any")); |
| } |
| |
| public void testSystemProperiesLookup() { |
| assertEquals(System.getProperty("os.name"), StrLookup.systemPropertiesLookup().lookup("os.name")); |
| assertEquals(null, StrLookup.systemPropertiesLookup().lookup("")); |
| assertEquals(null, StrLookup.systemPropertiesLookup().lookup("other")); |
| try { |
| StrLookup.systemPropertiesLookup().lookup(null); |
| fail(); |
| } catch (NullPointerException ex) { |
| // expected |
| } |
| } |
| |
| public void testMapLookup() { |
| Map map = new HashMap(); |
| map.put("key", "value"); |
| map.put("number", new Integer(2)); |
| assertEquals("value", StrLookup.mapLookup(map).lookup("key")); |
| assertEquals("2", StrLookup.mapLookup(map).lookup("number")); |
| assertEquals(null, StrLookup.mapLookup(map).lookup(null)); |
| assertEquals(null, StrLookup.mapLookup(map).lookup("")); |
| assertEquals(null, StrLookup.mapLookup(map).lookup("other")); |
| } |
| |
| public void testMapLookup_nullMap() { |
| Map map = null; |
| assertEquals(null, StrLookup.mapLookup(map).lookup(null)); |
| assertEquals(null, StrLookup.mapLookup(map).lookup("")); |
| assertEquals(null, StrLookup.mapLookup(map).lookup("any")); |
| } |
| |
| } |