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KEYCLOAK-12243 MultivaluedHashMap.equalsIgnoreValueOrder() returns true for some maps that are not equal (#6544)

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This commit is contained in:
Tomas Kyjovsky 2019-11-29 12:34:01 +01:00 committed by Marek Posolda
parent 53f156ec83
commit cfcf7ef521
2 changed files with 150 additions and 12 deletions
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20
common/src/main/java/org/keycloak/common/util/MultivaluedHashMap.java
View file

@ -47,7 +47,7 @@ public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>>
public void putSingle(K key, V value)
{
List<V> list = new ArrayList<V>();
List<V> list = new ArrayList<>();
list.add(value);
put(key, list);
}
@ -101,11 +101,11 @@ public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>>
{
List<V> list = get(key);
if (list == null)
put(key, list = new ArrayList<V>());
put(key, list = new ArrayList<>());
return list;
}
public void addAll(MultivaluedHashMap<K, V> other)
public final void addAll(MultivaluedHashMap<K, V> other)
{
for (Map.Entry<K, List<V>> entry : other.entrySet())
{
@ -121,15 +121,11 @@ public class MultivaluedHashMap<K, V> extends HashMap<K, List<V>>
return false;
}
for (Map.Entry<K, List<V>> e : entrySet()) {
List<V> olist = omap.get(e.getKey());
if (e.getValue().size() != olist.size()) {
return false;
}
for (V v : e.getValue()) {
if (!olist.contains(v)) {
return false;
}
}
List<V> list = e.getValue();
List<V> olist = omap.get(e.getKey());
if (!(list.size() == olist.size() && list.containsAll(olist) && olist.containsAll(list))) {
return false;
}
}
return true;
}

142
common/src/test/java/org/keycloak/common/util/MultivaluedHashMapTest.java Normal file
View file

@ -0,0 +1,142 @@
/*
* Copyright 2016 Red Hat, Inc. and/or its affiliates
* and other contributors as indicated by the @author tags.
*
* Licensed 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.keycloak.common.util;
import java.util.Arrays;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
/**
*
* @author tkyjovsk
*/
public class MultivaluedHashMapTest {
public <T, R> void equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(MultivaluedHashMap<T, R> map, MultivaluedHashMap<T, R> equalMap) {
assertTrue(String.format("MultivaluedHashMap.equalsIgnoreValueOrder() should return `true` for the same object. \nmap: %s", map),
map.equalsIgnoreValueOrder(map));
assertTrue(String.format("MultivaluedHashMap.equalsIgnoreValueOrder() should return `true` for maps that are equal. \nmap1: %s \nmap2: %s", map, equalMap),
map.equalsIgnoreValueOrder(equalMap));
assertTrue(String.format("MultivaluedHashMap.equalsIgnoreValueOrder() should return `true` for maps that are equal. \nmap1: %s \nmap2: %s", equalMap, map),
equalMap.equalsIgnoreValueOrder(map));
}
public <T, R> void equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(MultivaluedHashMap<T, R> map, MultivaluedHashMap<T, R> differentMap) {
assertFalse(String.format("MultivaluedHashMap.equalsIgnoreValueOrder() should return `false` for maps that are different. \nmap1: %s \nmap2: %s", map, differentMap),
map.equalsIgnoreValueOrder(differentMap));
assertFalse(String.format("MultivaluedHashMap.equalsIgnoreValueOrder() should return `false` for maps that are different. \nmap1: %s \nmap2: %s", differentMap, map),
differentMap.equalsIgnoreValueOrder(map));
}
@Test
public void testEqualsIgnoreValueOrder_exactlyEqual() {
MultivaluedHashMap<Integer, Integer> map = new MultivaluedHashMap<>();
MultivaluedHashMap<Integer, Integer> equalMap = new MultivaluedHashMap<>();
map.put(1, Arrays.asList(1, 2, 3));
equalMap.put(1, Arrays.asList(1, 2, 3));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
map.put(2, Arrays.asList(4, 5, 6));
equalMap.put(2, Arrays.asList(4, 5, 6));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
map.put(3, Arrays.asList(7, 8, 9));
equalMap.put(3, Arrays.asList(7, 8, 9));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
}
@Test
public void testEqualsIgnoreValueOrder_sameLengthSameValues() {
MultivaluedHashMap<Integer, Integer> map = new MultivaluedHashMap<>();
MultivaluedHashMap<Integer, Integer> equalMap = new MultivaluedHashMap<>();
map.put(1, Arrays.asList(1, 2, 3));
equalMap.put(1, Arrays.asList(3, 2, 1));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
map.put(2, Arrays.asList(4, 5, 6));
equalMap.put(2, Arrays.asList(5, 6, 4));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
map.put(3, Arrays.asList(7, 8, 9));
equalMap.put(3, Arrays.asList(9, 7, 8));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
map.clear();
equalMap.clear();
map.put(1, Arrays.asList(1, 2, 3, 4, 5));
map.put(2, Arrays.asList(4, 5, 6, 7, 8));
equalMap.put(1, Arrays.asList(4, 3, 2, 5, 1));
equalMap.put(2, Arrays.asList(6, 7, 4, 8, 5));
equalsIgnoreValueOrder_shouldReturnTrueForEqualMaps(map, equalMap);
}
@Test
public void testEqualsIgnoreValueOrder_sameLengthDifferentValues() {
MultivaluedHashMap<Integer, Integer> map = new MultivaluedHashMap<>();
MultivaluedHashMap<Integer, Integer> differentMap = new MultivaluedHashMap<>();
map.put(1, Arrays.asList(1, 2, 3));
differentMap.put(1, Arrays.asList(1, 2, 2));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
map.clear();
differentMap.clear();
map.put(1, Arrays.asList(1, 2, 3));
map.put(2, Arrays.asList(4, 5, 6));
differentMap.put(1, Arrays.asList(1, 2, 3));
differentMap.put(2, Arrays.asList(4, 5, 5));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
}
@Test
public void testEqualsIgnoreValueOrder_differentLengthSameValues() {
MultivaluedHashMap<Integer, Integer> map = new MultivaluedHashMap<>();
MultivaluedHashMap<Integer, Integer> differentMap = new MultivaluedHashMap<>();
map.put(1, Arrays.asList(1, 2, 3));
differentMap.put(1, Arrays.asList(1, 2, 2, 3));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
map.clear();
differentMap.clear();
map.put(1, Arrays.asList(1, 2, 3));
map.put(2, Arrays.asList(4, 5, 6));
differentMap.put(1, Arrays.asList(1, 2, 3));
differentMap.put(2, Arrays.asList(4, 5, 5, 4, 6));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
}
@Test
public void testEqualsIgnoreValueOrder_differentLengthDifferentValues() {
MultivaluedHashMap<Integer, Integer> map = new MultivaluedHashMap<>();
MultivaluedHashMap<Integer, Integer> differentMap = new MultivaluedHashMap<>();
map.put(1, Arrays.asList(1, 2, 3));
differentMap.put(1, Arrays.asList(1, 2, 3, 4));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
map.clear();
differentMap.clear();
map.put(1, Arrays.asList(1, 2, 3));
map.put(2, Arrays.asList(4, 5, 6));
differentMap.put(1, Arrays.asList(1, 2, 3));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap); // diff entrySet size
differentMap.put(2, Arrays.asList(4, 5, 6, 7));
equalsIgnoreValueOrder_shouldReturnFalseForDifferentMaps(map, differentMap);
}
}