| /* |
| * 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.text; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNull; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Properties; |
| import java.util.ResourceBundle; |
| |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Test class for {@link StrLookup}. |
| * |
| * @deprecated This class will be removed in 2.0. |
| */ |
| @Deprecated |
| public class StrLookupTest { |
| |
| @Test |
| public void testMapLookup() { |
| final Map<String, Object> map = new HashMap<>(); |
| map.put("key", "value"); |
| map.put("number", 2); |
| assertEquals("value", StrLookup.mapLookup(map).lookup("key")); |
| assertEquals("2", StrLookup.mapLookup(map).lookup("number")); |
| assertNull(StrLookup.mapLookup(map).lookup(null)); |
| assertNull(StrLookup.mapLookup(map).lookup("")); |
| assertNull(StrLookup.mapLookup(map).lookup("other")); |
| } |
| |
| @Test |
| public void testMapLookup_nullMap() { |
| final Map<String, ?> map = null; |
| assertNull(StrLookup.mapLookup(map).lookup(null)); |
| assertNull(StrLookup.mapLookup(map).lookup("")); |
| assertNull(StrLookup.mapLookup(map).lookup("any")); |
| } |
| |
| //----------------------------------------------------------------------- |
| @Test |
| public void testNoneLookup() { |
| assertNull(StrLookup.noneLookup().lookup(null)); |
| assertNull(StrLookup.noneLookup().lookup("")); |
| assertNull(StrLookup.noneLookup().lookup("any")); |
| } |
| |
| @Test |
| public void testResourceBundleLookup() { |
| final ResourceBundle map = ResourceBundle.getBundle("org.example.testResourceBundleLookup"); |
| assertEquals("value", StrLookup.resourceBundleLookup(map).lookup("key")); |
| assertEquals("2", StrLookup.resourceBundleLookup(map).lookup("number")); |
| assertNull(StrLookup.resourceBundleLookup(map).lookup(null)); |
| assertNull(StrLookup.resourceBundleLookup(map).lookup("")); |
| assertNull(StrLookup.resourceBundleLookup(map).lookup("other")); |
| } |
| |
| @Test |
| public void testResourceBundleLookup_nullMap() { |
| final ResourceBundle resourceBundle = null; |
| assertNull(StrLookup.resourceBundleLookup(resourceBundle).lookup(null)); |
| assertNull(StrLookup.resourceBundleLookup(resourceBundle).lookup("")); |
| assertNull(StrLookup.resourceBundleLookup(resourceBundle).lookup("any")); |
| } |
| |
| @Test |
| public void testSystemProperiesLookup() { |
| assertEquals(System.getProperty("os.name"), StrLookup.systemPropertiesLookup().lookup("os.name")); |
| assertNull(StrLookup.systemPropertiesLookup().lookup("")); |
| assertNull(StrLookup.systemPropertiesLookup().lookup("other")); |
| assertThrows(NullPointerException.class, () -> StrLookup.systemPropertiesLookup().lookup(null)); |
| } |
| |
| /** |
| * Tests that a lookup object for system properties can deal with a full |
| * replacement of the system properties object. This test is related to |
| * LANG-1055. |
| */ |
| @Test |
| public void testSystemPropertiesLookupReplacedProperties() { |
| final Properties oldProperties = System.getProperties(); |
| final String osName = "os.name"; |
| final String newOsName = oldProperties.getProperty(osName) + "_changed"; |
| |
| final StrLookup<String> sysLookup = StrLookup.systemPropertiesLookup(); |
| final Properties newProps = new Properties(); |
| newProps.setProperty(osName, newOsName); |
| System.setProperties(newProps); |
| try { |
| assertEquals(newOsName, sysLookup.lookup(osName), "Changed properties not detected"); |
| } finally { |
| System.setProperties(oldProperties); |
| } |
| } |
| |
| /** |
| * Tests that a lookup object for system properties sees changes on system |
| * properties. This test is related to LANG-1141. |
| */ |
| @Test |
| public void testSystemPropertiesLookupUpdatedProperty() { |
| final String osName = "os.name"; |
| final String oldOs = System.getProperty(osName); |
| final String newOsName = oldOs + "_changed"; |
| |
| final StrLookup<String> sysLookup = StrLookup.systemPropertiesLookup(); |
| System.setProperty(osName, newOsName); |
| try { |
| assertEquals(newOsName, sysLookup.lookup(osName), "Changed properties not detected"); |
| } finally { |
| System.setProperty(osName, oldOs); |
| } |
| } |
| |
| |
| } |