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/*
* 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.lang3.text;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import org.apache.commons.lang3.AbstractLangTest;
import org.junit.jupiter.api.Test;
/**
* Test class for StrLookup.
*/
@Deprecated
public class StrLookupTest extends AbstractLangTest {
@Test
public void testNoneLookup() {
assertNull(StrLookup.noneLookup().lookup(null));
assertNull(StrLookup.noneLookup().lookup(""));
assertNull(StrLookup.noneLookup().lookup("any"));
}
@Test
public void testSystemPropertiesLookup() {
assertEquals(System.getProperty("os.name"), StrLookup.systemPropertiesLookup().lookup("os.name"));
assertNull(StrLookup.systemPropertiesLookup().lookup(""));
assertNull(StrLookup.systemPropertiesLookup().lookup("other"));
assertNull(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);
}
}
@Test
public void testMapLookup() {
final Map<String, Object> map = new HashMap<>();
map.put("key", "value");
map.put("number", Integer.valueOf(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"));
}
}
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