/*
* 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.catalina.util;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class TestParameterMap {
private static final String[] TEST_PARAM_VALUES_1 = { "value1" };
private static final String[] TEST_PARAM_VALUES_2 = { "value2" };
private static final String[] TEST_PARAM_VALUES_2_UPDATED = { "value2-updated" };
private static final String[] TEST_PARAM_VALUES_3 = { "value3" };
private Map<String, String[]> paramMap;
@Before
public void setUp() {
paramMap = new ParameterMap<String, String[]>();
paramMap.put("param1", TEST_PARAM_VALUES_1);
paramMap.put("param2", TEST_PARAM_VALUES_2);
paramMap.put("param3", TEST_PARAM_VALUES_3);
Assert.assertTrue(paramMap.containsKey("param1"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_1, paramMap.get("param1"));
Assert.assertTrue(paramMap.containsKey("param2"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_2, paramMap.get("param2"));
Assert.assertTrue(paramMap.containsKey("param3"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_3, paramMap.get("param3"));
final Set<String> keySet = paramMap.keySet();
Assert.assertTrue(keySet.contains("param1"));
Assert.assertTrue(keySet.contains("param2"));
Assert.assertTrue(keySet.contains("param3"));
paramMap.put("param2", TEST_PARAM_VALUES_2_UPDATED);
paramMap.remove("param3");
Assert.assertTrue(paramMap.containsKey("param1"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_1, paramMap.get("param1"));
Assert.assertTrue(paramMap.containsKey("param2"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_2_UPDATED, paramMap.get("param2"));
Assert.assertFalse(paramMap.containsKey("param3"));
Assert.assertNull(paramMap.get("param3"));
Assert.assertTrue(keySet.contains("param1"));
Assert.assertTrue(keySet.contains("param2"));
Assert.assertFalse(keySet.contains("param3"));
}
@After
public void tearDown() {
Assert.assertTrue(paramMap.containsKey("param1"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_1, paramMap.get("param1"));
Assert.assertTrue(paramMap.containsKey("param2"));
Assert.assertArrayEquals(TEST_PARAM_VALUES_2_UPDATED, paramMap.get("param2"));
Assert.assertFalse(paramMap.containsKey("param3"));
Assert.assertNull(paramMap.get("param3"));
}
@Test
public void testMapImmutabilityAfterLocked() {
((ParameterMap<String, String[]>) paramMap).setLocked(true);
try {
String[] updatedParamValues22 = new String[] { "value2-updated-2" };
paramMap.put("param2", updatedParamValues22);
Assert.fail("ParameterMap is not locked.");
} catch (IllegalStateException expectedException) {
}
try {
final Map<String, String[]> additionalParams = new HashMap<String, String[]>();
additionalParams.put("param4", new String[] { "value4" });
paramMap.putAll(additionalParams);
Assert.fail("ParameterMap is not locked.");
} catch (IllegalStateException expectedException) {
}
try {
paramMap.remove("param2");
Assert.fail("ParameterMap is not locked.");
} catch (IllegalStateException expectedException) {
}
try {
paramMap.clear();
Assert.fail("ParameterMap is not locked.");
} catch (IllegalStateException expectedException) {
}
}
@Test
public void testKeySetImmutabilityAfterLocked() {
((ParameterMap<String, String[]>) paramMap).setLocked(true);
final Set<String> keySet = paramMap.keySet();
try {
keySet.add("param4");
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
keySet.remove("param2");
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
keySet.removeAll(Arrays.asList("param1", "param2"));
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
keySet.retainAll(Collections.emptyList());
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
keySet.clear();
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
}
@Test
public void testValuesImmutabilityAfterLocked() {
((ParameterMap<String, String[]>) paramMap).setLocked(true);
final Collection<String[]> valuesCol = paramMap.values();
try {
valuesCol.add(new String[] { "value4" });
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
List<String[]> list = new ArrayList<String[]>();
list.add(new String[] { "value4" });
valuesCol.addAll(list);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
valuesCol.remove(TEST_PARAM_VALUES_1);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
List<String[]> list = new ArrayList<String[]>();
list.add(TEST_PARAM_VALUES_1);
valuesCol.removeAll(list);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
valuesCol.retainAll(Collections.emptyList());
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
valuesCol.clear();
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
}
@Test
public void testEntrySetImmutabilityAfterLocked() {
((ParameterMap<String, String[]>) paramMap).setLocked(true);
final Set<Map.Entry<String, String[]>> entrySet = paramMap.entrySet();
try {
final Map<String, String[]> anotherParamsMap = new HashMap<String, String[]>();
anotherParamsMap.put("param4", new String[] { "value4" });
Map.Entry<String, String[]> anotherEntry = anotherParamsMap.entrySet().iterator().next();
entrySet.add(anotherEntry);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
final Map<String, String[]> anotherParamsMap = new HashMap<String, String[]>();
anotherParamsMap.put("param4", new String[] { "value4" });
anotherParamsMap.put("param5", new String[] { "value5" });
entrySet.addAll(anotherParamsMap.entrySet());
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
final Map.Entry<String, String[]> entry = entrySet.iterator().next();
entrySet.remove(entry);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
Set<Map.Entry<String, String[]>> anotherEntrySet = new HashSet<Entry<String, String[]>>(entrySet);
entrySet.removeAll(anotherEntrySet);
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
entrySet.retainAll(Collections.emptySet());
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
try {
entrySet.clear();
Assert.fail("ParameterMap is not locked.");
} catch (UnsupportedOperationException expectedException) {
}
}
}