169 lines
8.7 KiB
Java
169 lines
8.7 KiB
Java
/*
|
|
* Copyright (c) 2013, 2023, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*/
|
|
|
|
/**
|
|
* @test
|
|
* @run testng Wrappers
|
|
* @summary Ensure Collections wrapping classes provide non-default implementations
|
|
*/
|
|
|
|
import java.lang.reflect.Method;
|
|
import java.util.ArrayList;
|
|
import java.util.Collection;
|
|
import java.util.Collections;
|
|
import java.util.LinkedList;
|
|
import java.util.List;
|
|
import java.util.TreeMap;
|
|
import java.util.TreeSet;
|
|
|
|
import org.testng.annotations.Test;
|
|
import org.testng.annotations.DataProvider;
|
|
|
|
import static org.testng.Assert.assertTrue;
|
|
|
|
@Test(groups = "unit")
|
|
public class Wrappers {
|
|
static Object[][] collections;
|
|
|
|
@DataProvider(name="collections")
|
|
public static Object[][] collectionCases() {
|
|
if (collections != null) {
|
|
return collections;
|
|
}
|
|
|
|
List<Object[]> cases = new ArrayList<>();
|
|
LinkedList<Integer> seedList = new LinkedList<>();
|
|
ArrayList<Integer> seedRandomAccess = new ArrayList<>();
|
|
TreeSet<Integer> seedSet = new TreeSet<>();
|
|
TreeMap<Integer, Integer> seedMap = new TreeMap<>();
|
|
|
|
for (int i = 1; i <= 10; i++) {
|
|
seedList.add(i);
|
|
seedRandomAccess.add(i);
|
|
seedSet.add(i);
|
|
seedMap.put(i, i);
|
|
}
|
|
|
|
cases.add(new Object[] { Collections.unmodifiableCollection(seedList) });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedCollection(seedList) });
|
|
cases.add(new Object[] { Collections.unmodifiableList(seedList) });
|
|
cases.add(new Object[] { Collections.unmodifiableList(seedRandomAccess) });
|
|
cases.add(new Object[] { Collections.unmodifiableSet(seedSet) });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedSet(seedSet) });
|
|
cases.add(new Object[] { Collections.unmodifiableSortedSet(seedSet) });
|
|
cases.add(new Object[] { Collections.unmodifiableNavigableSet(seedSet) });
|
|
|
|
// As sets from map also need to be unmodifiable, thus a wrapping
|
|
// layer exist and should not have default methods
|
|
cases.add(new Object[] { Collections.unmodifiableMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableMap(seedMap).values() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).values() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().entrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().keySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().values() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedEntrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedKeySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedValues() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedEntrySet().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedKeySet().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).sequencedValues().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedEntrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedKeySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedValues() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedEntrySet().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedKeySet().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSequencedMap(seedMap).reversed().sequencedValues().reversed() });
|
|
cases.add(new Object[] { Collections.unmodifiableSortedMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSortedMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableSortedMap(seedMap).values() });
|
|
cases.add(new Object[] { Collections.unmodifiableNavigableMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableNavigableMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.unmodifiableNavigableMap(seedMap).values() });
|
|
|
|
// Synchronized
|
|
cases.add(new Object[] { Collections.synchronizedCollection(seedList) });
|
|
cases.add(new Object[] { Collections.synchronizedList(seedList) });
|
|
cases.add(new Object[] { Collections.synchronizedList(seedRandomAccess) });
|
|
cases.add(new Object[] { Collections.synchronizedSet(seedSet) });
|
|
cases.add(new Object[] { Collections.synchronizedSortedSet(seedSet) });
|
|
cases.add(new Object[] { Collections.synchronizedNavigableSet(seedSet) });
|
|
|
|
// As sets from map also need to be synchronized on the map, thus a
|
|
// wrapping layer exist and should not have default methods
|
|
cases.add(new Object[] { Collections.synchronizedMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.synchronizedMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.synchronizedMap(seedMap).values() });
|
|
cases.add(new Object[] { Collections.synchronizedSortedMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.synchronizedSortedMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.synchronizedSortedMap(seedMap).values() });
|
|
cases.add(new Object[] { Collections.synchronizedNavigableMap(seedMap).entrySet() });
|
|
cases.add(new Object[] { Collections.synchronizedNavigableMap(seedMap).keySet() });
|
|
cases.add(new Object[] { Collections.synchronizedNavigableMap(seedMap).values() });
|
|
|
|
// Checked
|
|
cases.add(new Object[] { Collections.checkedCollection(seedList, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedList(seedList, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedList(seedRandomAccess, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedSet(seedSet, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedSortedSet(seedSet, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedNavigableSet(seedSet, Integer.class) });
|
|
cases.add(new Object[] { Collections.checkedQueue(seedList, Integer.class) });
|
|
|
|
// asLifoQueue is another wrapper
|
|
cases.add(new Object[] { Collections.asLifoQueue(seedList) });
|
|
|
|
collections = cases.toArray(new Object[0][]);
|
|
return collections;
|
|
}
|
|
|
|
static Method[] defaultMethods;
|
|
|
|
static {
|
|
List<Method> list = new ArrayList<>();
|
|
Method[] methods = Collection.class.getMethods();
|
|
for (Method m: methods) {
|
|
if (m.isDefault()) {
|
|
list.add(m);
|
|
}
|
|
}
|
|
defaultMethods = list.toArray(new Method[0]);
|
|
}
|
|
|
|
@Test(dataProvider = "collections")
|
|
public static void testAllDefaultMethodsOverridden(Collection c) throws NoSuchMethodException {
|
|
Class cls = c.getClass();
|
|
var notOverridden = new ArrayList<Method>();
|
|
for (Method m: defaultMethods) {
|
|
Method m2 = cls.getMethod(m.getName(), m.getParameterTypes());
|
|
if (m2.isDefault()) {
|
|
notOverridden.add(m);
|
|
}
|
|
}
|
|
assertTrue(notOverridden.isEmpty(), cls.getName() + " does not override " + notOverridden);
|
|
}
|
|
}
|
|
|