undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
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486
test/jdk/java/util/concurrent/tck/VectorTest.java
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486
test/jdk/java/util/concurrent/tck/VectorTest.java
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@ -0,0 +1,486 @@
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/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
|
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
|
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
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* 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
|
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
|
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
|
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* questions.
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*/
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/*
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* This file is available under and governed by the GNU General Public
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* License version 2 only, as published by the Free Software Foundation.
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* However, the following notice accompanied the original version of this
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* file:
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*
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* Written by Doug Lea and Martin Buchholz with assistance from
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* members of JCP JSR-166 Expert Group and released to the public
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* domain, as explained at
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* http://creativecommons.org/publicdomain/zero/1.0/
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*/
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.List;
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import java.util.Vector;
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import java.util.concurrent.ThreadLocalRandom;
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import junit.framework.Test;
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public class VectorTest extends JSR166TestCase {
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public static void main(String[] args) {
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main(suite(), args);
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}
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public static Test suite() {
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class Implementation implements CollectionImplementation {
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public Class<?> klazz() { return Vector.class; }
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public List emptyCollection() { return new Vector(); }
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public Object makeElement(int i) { return JSR166TestCase.itemFor(i); }
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public boolean isConcurrent() { return false; }
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public boolean permitsNulls() { return true; }
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}
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class SubListImplementation extends Implementation {
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@SuppressWarnings("unchecked")
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public List emptyCollection() {
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List list = super.emptyCollection();
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ThreadLocalRandom rnd = ThreadLocalRandom.current();
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if (rnd.nextBoolean())
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list.add(makeElement(rnd.nextInt()));
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int i = rnd.nextInt(list.size() + 1);
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return list.subList(i, i);
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}
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}
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return newTestSuite(
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VectorTest.class,
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CollectionTest.testSuite(new Implementation()),
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CollectionTest.testSuite(new SubListImplementation()));
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}
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static Vector<Item> populatedList(int n) {
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Vector<Item> list = new Vector<>();
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assertTrue(list.isEmpty());
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for (int i = 0; i < n; i++)
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mustAdd(list, i);
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mustEqual(n <= 0, list.isEmpty());
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mustEqual(n, list.size());
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return list;
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}
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/**
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* addAll adds each element from the given collection, including duplicates
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*/
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public void testAddAll() {
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List<Item> list = populatedList(3);
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assertTrue(list.addAll(Arrays.asList(three, four, five)));
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mustEqual(6, list.size());
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assertTrue(list.addAll(Arrays.asList(three, four, five)));
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mustEqual(9, list.size());
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}
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/**
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* clear removes all elements from the list
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*/
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public void testClear() {
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List<Item> list = populatedList(SIZE);
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list.clear();
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mustEqual(0, list.size());
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}
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/**
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* Cloned list is equal
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*/
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public void testClone() {
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Vector<Item> l1 = populatedList(SIZE);
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@SuppressWarnings("unchecked")
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Vector<Item> l2 = (Vector<Item>)(l1.clone());
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mustEqual(l1, l2);
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l1.clear();
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assertFalse(l1.equals(l2));
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}
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/**
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* contains is true for added elements
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*/
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public void testContains() {
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List<Item> list = populatedList(3);
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mustContain(list, one);
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mustNotContain(list, five);
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}
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/**
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* adding at an index places it in the indicated index
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*/
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public void testAddIndex() {
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List<Item> list = populatedList(3);
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list.add(0, minusOne);
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mustEqual(4, list.size());
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mustEqual(minusOne, list.get(0));
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mustEqual(zero, list.get(1));
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list.add(2, minusTwo);
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mustEqual(5, list.size());
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mustEqual(minusTwo, list.get(2));
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mustEqual(two, list.get(4));
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}
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/**
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* lists with same elements are equal and have same hashCode
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*/
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public void testEquals() {
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List<Item> a = populatedList(3);
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List<Item> b = populatedList(3);
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assertTrue(a.equals(b));
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assertTrue(b.equals(a));
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assertTrue(a.containsAll(b));
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assertTrue(b.containsAll(a));
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mustEqual(a.hashCode(), b.hashCode());
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a.add(minusOne);
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assertFalse(a.equals(b));
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assertFalse(b.equals(a));
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assertTrue(a.containsAll(b));
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assertFalse(b.containsAll(a));
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b.add(minusOne);
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assertTrue(a.equals(b));
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assertTrue(b.equals(a));
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assertTrue(a.containsAll(b));
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assertTrue(b.containsAll(a));
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mustEqual(a.hashCode(), b.hashCode());
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assertFalse(a.equals(null));
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}
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/**
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* containsAll returns true for collections with subset of elements
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*/
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public void testContainsAll() {
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List<Item> list = populatedList(3);
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assertTrue(list.containsAll(Arrays.asList()));
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assertTrue(list.containsAll(Arrays.asList(one)));
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assertTrue(list.containsAll(Arrays.asList(one, two)));
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assertFalse(list.containsAll(Arrays.asList(one, two, six)));
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assertFalse(list.containsAll(Arrays.asList(six)));
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try {
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list.containsAll(null);
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shouldThrow();
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} catch (NullPointerException success) {}
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}
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/**
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* get returns the value at the given index
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*/
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public void testGet() {
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List<Item> list = populatedList(3);
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mustEqual(0, list.get(0));
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}
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/**
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* indexOf(Object) returns the index of the first occurrence of the
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* specified element in this list, or -1 if this list does not
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* contain the element
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*/
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public void testIndexOf() {
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List<Item> list = populatedList(3);
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mustEqual(-1, list.indexOf(minusTen));
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int size = list.size();
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for (int i = 0; i < size; i++) {
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Item I = itemFor(i);
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mustEqual(i, list.indexOf(I));
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mustEqual(i, list.subList(0, size).indexOf(I));
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mustEqual(i, list.subList(0, i + 1).indexOf(I));
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mustEqual(-1, list.subList(0, i).indexOf(I));
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mustEqual(0, list.subList(i, size).indexOf(I));
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mustEqual(-1, list.subList(i + 1, size).indexOf(I));
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}
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list.add(one);
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mustEqual(1, list.indexOf(one));
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mustEqual(1, list.subList(0, size + 1).indexOf(one));
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mustEqual(0, list.subList(1, size + 1).indexOf(one));
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mustEqual(size - 2, list.subList(2, size + 1).indexOf(one));
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mustEqual(0, list.subList(size, size + 1).indexOf(one));
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mustEqual(-1, list.subList(size + 1, size + 1).indexOf(one));
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}
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/**
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* indexOf(E, int) returns the index of the first occurrence of the
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* specified element in this list, searching forwards from index,
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* or returns -1 if the element is not found
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*/
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public void testIndexOf2() {
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Vector<Item> list = populatedList(3);
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int size = list.size();
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mustEqual(-1, list.indexOf(minusTen, 0));
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// we might expect IOOBE, but spec says otherwise
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mustEqual(-1, list.indexOf(zero, size));
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mustEqual(-1, list.indexOf(zero, Integer.MAX_VALUE));
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assertThrows(
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IndexOutOfBoundsException.class,
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() -> list.indexOf(zero, -1),
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() -> list.indexOf(zero, Integer.MIN_VALUE));
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for (int i = 0; i < size; i++) {
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Item I = itemFor(i);
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mustEqual(i, list.indexOf(I, 0));
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mustEqual(i, list.indexOf(I, i));
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mustEqual(-1, list.indexOf(I, i + 1));
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}
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list.add(one);
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mustEqual(1, list.indexOf(one, 0));
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mustEqual(1, list.indexOf(one, 1));
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mustEqual(size, list.indexOf(one, 2));
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mustEqual(size, list.indexOf(one, size));
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}
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/**
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* isEmpty returns true when empty, else false
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*/
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public void testIsEmpty() {
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List<Item> empty = new Vector<>();
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assertTrue(empty.isEmpty());
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assertTrue(empty.subList(0, 0).isEmpty());
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List<Item> full = populatedList(SIZE);
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assertFalse(full.isEmpty());
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assertTrue(full.subList(0, 0).isEmpty());
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assertTrue(full.subList(SIZE, SIZE).isEmpty());
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}
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/**
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* iterator of empty collection has no elements
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*/
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public void testEmptyIterator() {
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Collection<Item> c = new Vector<>();
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assertIteratorExhausted(c.iterator());
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}
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/**
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* lastIndexOf(Object) returns the index of the last occurrence of
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* the specified element in this list, or -1 if this list does not
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* contain the element
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*/
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public void testLastIndexOf1() {
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List<Item> list = populatedList(3);
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mustEqual(-1, list.lastIndexOf(minusTen));
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int size = list.size();
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for (int i = 0; i < size; i++) {
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Item I = itemFor(i);
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mustEqual(i, list.lastIndexOf(I));
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mustEqual(i, list.subList(0, size).lastIndexOf(I));
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mustEqual(i, list.subList(0, i + 1).lastIndexOf(I));
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mustEqual(-1, list.subList(0, i).lastIndexOf(I));
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mustEqual(0, list.subList(i, size).lastIndexOf(I));
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mustEqual(-1, list.subList(i + 1, size).lastIndexOf(I));
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}
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list.add(one);
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mustEqual(size, list.lastIndexOf(one));
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mustEqual(size, list.subList(0, size + 1).lastIndexOf(one));
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mustEqual(1, list.subList(0, size).lastIndexOf(one));
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mustEqual(0, list.subList(1, 2).lastIndexOf(one));
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mustEqual(-1, list.subList(0, 1).indexOf(one));
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}
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||||
/**
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||||
* lastIndexOf(E, int) returns the index of the last occurrence of the
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* specified element in this list, searching backwards from index, or
|
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* returns -1 if the element is not found
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*/
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public void testLastIndexOf2() {
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Vector<Item> list = populatedList(3);
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// we might expect IOOBE, but spec says otherwise
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mustEqual(-1, list.lastIndexOf(zero, -1));
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int size = list.size();
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assertThrows(
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IndexOutOfBoundsException.class,
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() -> list.lastIndexOf(zero, size),
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() -> list.lastIndexOf(zero, Integer.MAX_VALUE));
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||||
|
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for (int i = 0; i < size; i++) {
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Item I = itemFor(i);
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mustEqual(i, list.lastIndexOf(I, i));
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mustEqual(list.indexOf(I), list.lastIndexOf(I, i));
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if (i > 0)
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mustEqual(-1, list.lastIndexOf(I, i - 1));
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||||
}
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list.add(one);
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list.add(three);
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mustEqual(1, list.lastIndexOf(one, 1));
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mustEqual(1, list.lastIndexOf(one, 2));
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mustEqual(3, list.lastIndexOf(one, 3));
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mustEqual(3, list.lastIndexOf(one, 4));
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mustEqual(-1, list.lastIndexOf(three, 3));
|
||||
}
|
||||
|
||||
/**
|
||||
* size returns the number of elements
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||||
*/
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public void testSize() {
|
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List<Item> empty = new Vector<>();
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mustEqual(0, empty.size());
|
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mustEqual(0, empty.subList(0, 0).size());
|
||||
|
||||
List<Item> full = populatedList(SIZE);
|
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mustEqual(SIZE, full.size());
|
||||
mustEqual(0, full.subList(0, 0).size());
|
||||
mustEqual(0, full.subList(SIZE, SIZE).size());
|
||||
}
|
||||
|
||||
/**
|
||||
* sublists contains elements at indexes offset from their base
|
||||
*/
|
||||
public void testSubList() {
|
||||
List<Item> a = populatedList(10);
|
||||
assertTrue(a.subList(1,1).isEmpty());
|
||||
for (int j = 0; j < 9; ++j) {
|
||||
for (int i = j ; i < 10; ++i) {
|
||||
List<Item> b = a.subList(j,i);
|
||||
for (int k = j; k < i; ++k) {
|
||||
mustEqual(k, b.get(k-j));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
List<Item> s = a.subList(2, 5);
|
||||
mustEqual(3, s.size());
|
||||
s.set(2, minusOne);
|
||||
mustEqual(a.get(4), minusOne);
|
||||
s.clear();
|
||||
mustEqual(7, a.size());
|
||||
|
||||
assertThrows(
|
||||
IndexOutOfBoundsException.class,
|
||||
() -> s.get(0),
|
||||
() -> s.set(0, fortytwo));
|
||||
}
|
||||
|
||||
/**
|
||||
* toArray throws an ArrayStoreException when the given array
|
||||
* can not store the objects inside the list
|
||||
*/
|
||||
@SuppressWarnings("CollectionToArraySafeParameter")
|
||||
public void testToArray_ArrayStoreException() {
|
||||
List<Item> list = new Vector<>();
|
||||
// Items are not auto-converted to Longs
|
||||
list.add(eightysix);
|
||||
list.add(ninetynine);
|
||||
assertThrows(
|
||||
ArrayStoreException.class,
|
||||
() -> list.toArray(new Long[0]),
|
||||
() -> list.toArray(new Long[5]));
|
||||
}
|
||||
|
||||
@SuppressWarnings("unchecked")
|
||||
void testIndexOutOfBoundsException(List list) {
|
||||
int size = list.size();
|
||||
assertThrows(
|
||||
IndexOutOfBoundsException.class,
|
||||
() -> list.get(-1),
|
||||
() -> list.get(size),
|
||||
() -> list.set(-1, "qwerty"),
|
||||
() -> list.set(size, "qwerty"),
|
||||
() -> list.add(-1, "qwerty"),
|
||||
() -> list.add(size + 1, "qwerty"),
|
||||
() -> list.remove(-1),
|
||||
() -> list.remove(size),
|
||||
() -> list.addAll(-1, Collections.emptyList()),
|
||||
() -> list.addAll(size + 1, Collections.emptyList()),
|
||||
() -> list.listIterator(-1),
|
||||
() -> list.listIterator(size + 1),
|
||||
() -> list.subList(-1, size),
|
||||
() -> list.subList(0, size + 1));
|
||||
|
||||
// Conversely, operations that must not throw
|
||||
list.addAll(0, Collections.emptyList());
|
||||
list.addAll(size, Collections.emptyList());
|
||||
list.add(0, "qwerty");
|
||||
list.add(list.size(), "qwerty");
|
||||
list.get(0);
|
||||
list.get(list.size() - 1);
|
||||
list.set(0, "azerty");
|
||||
list.set(list.size() - 1, "azerty");
|
||||
list.listIterator(0);
|
||||
list.listIterator(list.size());
|
||||
list.subList(0, list.size());
|
||||
list.remove(list.size() - 1);
|
||||
}
|
||||
|
||||
/**
|
||||
* IndexOutOfBoundsException is thrown when specified
|
||||
*/
|
||||
public void testIndexOutOfBoundsException() {
|
||||
ThreadLocalRandom rnd = ThreadLocalRandom.current();
|
||||
List<Item> x = populatedList(rnd.nextInt(5));
|
||||
testIndexOutOfBoundsException(x);
|
||||
|
||||
int start = rnd.nextInt(x.size() + 1);
|
||||
int end = rnd.nextInt(start, x.size() + 1);
|
||||
|
||||
// Vector#subList spec deviates slightly from List#subList spec
|
||||
assertThrows(
|
||||
IllegalArgumentException.class,
|
||||
() -> x.subList(start, start - 1));
|
||||
|
||||
List<Item> subList = x.subList(start, end);
|
||||
testIndexOutOfBoundsException(x);
|
||||
}
|
||||
|
||||
/**
|
||||
* a deserialized/reserialized list equals original
|
||||
*/
|
||||
public void testSerialization() throws Exception {
|
||||
List<Item> x = populatedList(SIZE);
|
||||
List<Item> y = serialClone(x);
|
||||
|
||||
assertNotSame(x, y);
|
||||
mustEqual(x.size(), y.size());
|
||||
mustEqual(x.toString(), y.toString());
|
||||
assertTrue(Arrays.equals(x.toArray(), y.toArray()));
|
||||
mustEqual(x, y);
|
||||
mustEqual(y, x);
|
||||
while (!x.isEmpty()) {
|
||||
assertFalse(y.isEmpty());
|
||||
mustEqual(x.remove(0), y.remove(0));
|
||||
}
|
||||
assertTrue(y.isEmpty());
|
||||
}
|
||||
|
||||
/**
|
||||
* tests for setSize()
|
||||
*/
|
||||
public void testSetSize() {
|
||||
final Vector<Item> v = new Vector<>();
|
||||
for (int n : new int[] { 100, 5, 50 }) {
|
||||
v.setSize(n);
|
||||
mustEqual(n, v.size());
|
||||
assertNull(v.get(0));
|
||||
assertNull(v.get(n - 1));
|
||||
assertThrows(ArrayIndexOutOfBoundsException.class,
|
||||
() -> v.setSize(-1));
|
||||
mustEqual(n, v.size());
|
||||
assertNull(v.get(0));
|
||||
assertNull(v.get(n - 1));
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue