mirror of
https://github.com/haraldk/TwelveMonkeys.git
synced 2026-05-20 00:00:03 -04:00
Harald Kuhr
675 lines
19 KiB
Java
Executable File
675 lines
19 KiB
Java
Executable File
/*
|
|
* Copyright (c) 2008, Harald Kuhr
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* * Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* * Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
package com.twelvemonkeys.util;
|
|
|
|
import org.junit.Test;
|
|
|
|
import java.util.*;
|
|
|
|
import static org.junit.Assert.*;
|
|
|
|
/**
|
|
* TimeoutMapTest
|
|
* <p/>
|
|
* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
|
|
* @version $Id: //depot/branches/personal/haraldk/twelvemonkeys/release-2/twelvemonkeys-core/src/test/java/com/twelvemonkeys/util/TimeoutMapTestCase.java#2 $
|
|
*/
|
|
public class TimeoutMapTest extends MapAbstractTest {
|
|
|
|
public Map makeEmptyMap() {
|
|
return new TimeoutMap(60 * 60 * 1000);
|
|
}
|
|
/*
|
|
* The basic Map interface lets one associate keys and values:
|
|
*/
|
|
|
|
/**
|
|
* Method testBasicMap
|
|
*/
|
|
@Test
|
|
public void testBasicMap() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
Object key = "key";
|
|
Object value = new Integer(3);
|
|
|
|
map.put(key, value);
|
|
assertEquals(value, map.get(key));
|
|
}
|
|
|
|
/*
|
|
* If there is no value associated with a key,
|
|
* the basic Map will return null for that key:
|
|
*/
|
|
|
|
/**
|
|
* Method testBasicMapReturnsNullForMissingKey
|
|
*/
|
|
@Test
|
|
public void testBasicMapReturnsNullForMissingKey() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.get("key"));
|
|
}
|
|
|
|
/*
|
|
* One can also explicitly store a null value for
|
|
* some key:
|
|
*/
|
|
|
|
/**
|
|
* Method testBasicMapAllowsNull
|
|
*/
|
|
@Test
|
|
public void testBasicMapAllowsNull() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
Object key = "key";
|
|
Object value = null;
|
|
|
|
map.put(key, value);
|
|
assertNull(map.get(key));
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapAllowsMultipleTypes
|
|
*/
|
|
@Test
|
|
public void testBasicMapAllowsMultipleTypes() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
map.put("key-1", "value-1");
|
|
map.put(new Integer(2), "value-2");
|
|
map.put("key-3", new Integer(3));
|
|
map.put(new Integer(4), new Integer(4));
|
|
map.put(Boolean.FALSE, "");
|
|
assertEquals("value-1", map.get("key-1"));
|
|
assertEquals("value-2", map.get(new Integer(2)));
|
|
assertEquals(new Integer(3), map.get("key-3"));
|
|
assertEquals(new Integer(4), map.get(new Integer(4)));
|
|
assertEquals("", map.get(Boolean.FALSE));
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapStoresOnlyOneValuePerKey
|
|
*/
|
|
@Test
|
|
public void testBasicMapStoresOnlyOneValuePerKey() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertEquals("value-1", map.put("key", "value-2"));
|
|
assertEquals("value-2", map.get("key"));
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapValuesView
|
|
*/
|
|
@Test
|
|
public void testBasicMapValuesView() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", new Integer(1)));
|
|
assertNull(map.put("key-2", new Integer(2)));
|
|
assertNull(map.put("key-3", new Integer(3)));
|
|
assertNull(map.put("key-4", new Integer(4)));
|
|
assertEquals(4, map.size());
|
|
|
|
Collection values = map.values();
|
|
assertEquals(4, values.size());
|
|
|
|
Iterator it = values.iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof Integer);
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapKeySetView
|
|
*/
|
|
@Test
|
|
public void testBasicMapKeySetView() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", "value-1"));
|
|
assertNull(map.put("key-2", "value-2"));
|
|
assertNull(map.put("key-3", "value-3"));
|
|
assertNull(map.put("key-4", "value-4"));
|
|
assertEquals(4, map.size());
|
|
Iterator it = map.keySet().iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof String);
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapEntrySetView
|
|
*/
|
|
@Test
|
|
public void testBasicMapEntrySetView() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", new Integer(1)));
|
|
assertNull(map.put("key-2", "value-2"));
|
|
assertNull(map.put("key-3", new Object()));
|
|
assertNull(map.put("key-4", Boolean.FALSE));
|
|
assertEquals(4, map.size());
|
|
Iterator it = map.entrySet().iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof Map.Entry);
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapValuesView
|
|
*/
|
|
@Test
|
|
public void testBasicMapValuesViewRemoval() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", new Integer(1)));
|
|
assertNull(map.put("key-2", new Integer(2)));
|
|
assertNull(map.put("key-3", new Integer(3)));
|
|
assertNull(map.put("key-4", new Integer(4)));
|
|
assertEquals(4, map.size());
|
|
Iterator it = map.values().iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof Integer);
|
|
try {
|
|
it.remove();
|
|
}
|
|
catch (UnsupportedOperationException e) {
|
|
fail("Removal failed");
|
|
}
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapKeySetView
|
|
*/
|
|
@Test
|
|
public void testBasicMapKeySetViewRemoval() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", "value-1"));
|
|
assertNull(map.put("key-2", "value-2"));
|
|
assertNull(map.put("key-3", "value-3"));
|
|
assertNull(map.put("key-4", "value-4"));
|
|
assertEquals(4, map.size());
|
|
Iterator it = map.keySet().iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof String);
|
|
try {
|
|
it.remove();
|
|
}
|
|
catch (UnsupportedOperationException e) {
|
|
fail("Removal failed");
|
|
}
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapEntrySetView
|
|
*/
|
|
@Test
|
|
public void testBasicMapEntrySetViewRemoval() {
|
|
|
|
Map map = new TimeoutMap(60000L);
|
|
|
|
assertNull(map.put("key-1", new Integer(1)));
|
|
assertNull(map.put("key-2", "value-2"));
|
|
assertNull(map.put("key-3", new Object()));
|
|
assertNull(map.put("key-4", Boolean.FALSE));
|
|
assertEquals(4, map.size());
|
|
Iterator it = map.entrySet().iterator();
|
|
|
|
assertNotNull(it);
|
|
int count = 0;
|
|
|
|
while (it.hasNext()) {
|
|
Object o = it.next();
|
|
|
|
assertNotNull(o);
|
|
assertTrue(o instanceof Map.Entry);
|
|
try {
|
|
it.remove();
|
|
}
|
|
catch (UnsupportedOperationException e) {
|
|
fail("Removal failed");
|
|
}
|
|
count++;
|
|
}
|
|
assertEquals(4, count);
|
|
}
|
|
|
|
/**
|
|
* Method testBasicMapStoresOnlyOneValuePerKey
|
|
*/
|
|
@Test
|
|
public void testTimeoutReturnNull() {
|
|
|
|
Map map = new TimeoutMap(100L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
synchronized (this) {
|
|
try {
|
|
Thread.sleep(110L);
|
|
}
|
|
catch (InterruptedException e) {
|
|
// Continue, but might break the timeout thing below...
|
|
}
|
|
}
|
|
|
|
// Values should now time out
|
|
assertNull(map.get("key"));
|
|
assertNull(map.get("another"));
|
|
}
|
|
|
|
/**
|
|
* Method testTimeoutIsEmpty
|
|
*/
|
|
@Test
|
|
public void testTimeoutIsEmpty() {
|
|
|
|
TimeoutMap map = new TimeoutMap(50L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
synchronized (this) {
|
|
try {
|
|
Thread.sleep(100L);
|
|
}
|
|
catch (InterruptedException e) {
|
|
// Continue, but might break the timeout thing below...
|
|
}
|
|
}
|
|
|
|
// This for loop should not print anything, if the tests succeed.
|
|
Set set = map.keySet();
|
|
assertEquals(0, set.size());
|
|
for (Iterator iterator = set.iterator(); iterator.hasNext(); System.out.println(iterator.next())) {
|
|
;
|
|
}
|
|
assertEquals(0, map.size());
|
|
assertTrue(map.isEmpty());
|
|
}
|
|
|
|
/**
|
|
* Method testTimeoutWrapIsEmpty
|
|
*/
|
|
@Test
|
|
public void testTimeoutWrapIsEmpty() {
|
|
|
|
Map map = new TimeoutMap(new LRUMap(2), null, 100L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
assertNull(map.put("third", "value-3"));
|
|
assertEquals("value-3", map.get("third"));
|
|
synchronized (this) {
|
|
try {
|
|
Thread.sleep(110L);
|
|
}
|
|
catch (InterruptedException e) {
|
|
// Continue, but might break the timeout thing below...
|
|
}
|
|
}
|
|
|
|
// This for loop should not print anything, if the tests succeed.
|
|
Set set = map.keySet();
|
|
assertEquals(0, set.size());
|
|
for (Iterator iterator = set.iterator(); iterator.hasNext(); System.out.println(iterator.next())) {
|
|
;
|
|
}
|
|
assertEquals(0, map.size());
|
|
assertTrue(map.isEmpty());
|
|
}
|
|
|
|
/**
|
|
* Method testTimeoutWrapReturnNull
|
|
*/
|
|
@Test
|
|
public void testTimeoutWrapReturnNull() {
|
|
|
|
Map map = new TimeoutMap(new LRUMap(), null, 100L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
synchronized (this) {
|
|
try {
|
|
Thread.sleep(110L);
|
|
}
|
|
catch (InterruptedException e) {
|
|
// Continue, but might break the timeout thing below...
|
|
}
|
|
}
|
|
|
|
// Values should now time out
|
|
assertNull(map.get("key"));
|
|
assertNull(map.get("another"));
|
|
}
|
|
|
|
/**
|
|
* Method testWrapMaxSize
|
|
*/
|
|
@Test
|
|
public void testWrapMaxSize() {
|
|
|
|
LRUMap lru = new LRUMap();
|
|
|
|
lru.setMaxSize(2);
|
|
TimeoutMap map = new TimeoutMap(lru, null, 1000L);
|
|
|
|
assertNull(map.put("key", "value-1"));
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
assertNull(map.put("third", "value-3"));
|
|
assertEquals("value-3", map.get("third"));
|
|
|
|
// This value should have expired
|
|
assertNull(map.get("key"));
|
|
|
|
// These should be left
|
|
assertEquals("value-2", map.get("another"));
|
|
assertEquals("value-3", map.get("third"));
|
|
}
|
|
|
|
/**
|
|
* Method testWrapMapContainingValues
|
|
*/
|
|
@Test
|
|
public void testWrapMapContainingValues() {
|
|
|
|
Map backing = new TreeMap();
|
|
|
|
backing.put("key", "original");
|
|
TimeoutMap map = null;
|
|
|
|
try {
|
|
map = new TimeoutMap(backing, backing, 1000L);
|
|
Object value = map.put("key", "value-1");
|
|
assertNotNull(value); // Should now have value!
|
|
assertEquals("original", value);
|
|
}
|
|
catch (ClassCastException cce) {
|
|
cce.printStackTrace();
|
|
fail("Content not converted to TimedEntries properly!");
|
|
}
|
|
assertEquals("value-1", map.get("key"));
|
|
assertNull(map.put("another", "value-2"));
|
|
assertEquals("value-2", map.get("another"));
|
|
assertNull(map.put("third", "value-3"));
|
|
assertEquals("value-3", map.get("third"));
|
|
}
|
|
|
|
@Test
|
|
public void testIteratorRemove() {
|
|
Map map = makeFullMap();
|
|
|
|
for (Iterator iterator = map.entrySet().iterator(); iterator.hasNext();) {
|
|
iterator.remove();
|
|
}
|
|
assertEquals(0, map.size());
|
|
|
|
map = makeFullMap();
|
|
|
|
for (Iterator iterator = map.entrySet().iterator(); iterator.hasNext();) {
|
|
iterator.next();
|
|
iterator.remove();
|
|
}
|
|
assertEquals(0, map.size());
|
|
}
|
|
|
|
@Test
|
|
public void testIteratorPredictableNext() {
|
|
TimeoutMap map = (TimeoutMap) makeFullMap();
|
|
map.setExpiryTime(50l);
|
|
assertFalse(map.isEmpty());
|
|
|
|
int count = 0;
|
|
for (Iterator iterator = map.entrySet().iterator(); iterator.hasNext();) {
|
|
if (count == 0) {
|
|
// NOTE: Only wait fist time, to avoid slooow tests
|
|
synchronized (this) {
|
|
try {
|
|
wait(60l);
|
|
}
|
|
catch (InterruptedException e) {
|
|
}
|
|
}
|
|
}
|
|
|
|
try {
|
|
Map.Entry entry = (Map.Entry) iterator.next();
|
|
assertNotNull(entry);
|
|
count++;
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expire between Interator.hasNext() and Iterator.next()");
|
|
}
|
|
}
|
|
|
|
assertTrue("Elements expired too early, test did not run as expected.", count > 0);
|
|
//assertEquals("Elements did not expire as expected.", 1, count);
|
|
}
|
|
|
|
@Test
|
|
public void testIteratorPredictableRemove() {
|
|
TimeoutMap map = (TimeoutMap) makeFullMap();
|
|
map.setExpiryTime(50l);
|
|
assertFalse(map.isEmpty());
|
|
|
|
int count = 0;
|
|
for (Iterator iterator = map.entrySet().iterator(); iterator.hasNext();) {
|
|
if (count == 0) {
|
|
// NOTE: Only wait fist time, to avoid slooow tests
|
|
synchronized (this) {
|
|
try {
|
|
wait(60L);
|
|
}
|
|
catch (InterruptedException e) {
|
|
}
|
|
}
|
|
}
|
|
|
|
try {
|
|
iterator.remove();
|
|
count++;
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expired between Interator.hasNext() and Iterator.remove()");
|
|
}
|
|
}
|
|
|
|
assertTrue("Elements expired too early, test did not run as expected.", count > 0);
|
|
//assertEquals("Elements did not expire as expected.", 1, count);
|
|
}
|
|
|
|
@Test
|
|
public void testIteratorPredictableNextRemove() {
|
|
TimeoutMap map = (TimeoutMap) makeFullMap();
|
|
map.setExpiryTime(50l);
|
|
assertFalse(map.isEmpty());
|
|
|
|
int count = 0;
|
|
for (Iterator iterator = map.entrySet().iterator(); iterator.hasNext();) {
|
|
if (count == 0) {
|
|
// NOTE: Only wait fist time, to avoid slooow tests
|
|
synchronized (this) {
|
|
try {
|
|
wait(60l);
|
|
}
|
|
catch (InterruptedException ignore) {
|
|
}
|
|
}
|
|
}
|
|
|
|
try {
|
|
Map.Entry entry = (Map.Entry) iterator.next();
|
|
assertNotNull(entry);
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expired between Interator.hasNext() and Iterator.next()");
|
|
}
|
|
|
|
try {
|
|
iterator.remove();
|
|
count++;
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expired between Interator.hasNext() and Iterator.remove()");
|
|
}
|
|
}
|
|
|
|
assertTrue("Elements expired too early, test did not run as expected.", count > 0);
|
|
//assertEquals("Elements did not expire as expected.", 1, count);
|
|
}
|
|
|
|
@Test
|
|
public void testIteratorPredictableRemovedEntry() {
|
|
TimeoutMap map = (TimeoutMap) makeEmptyMap();
|
|
map.setExpiryTime(1000l); // No elements should expire during this test
|
|
|
|
map.put("key-1", new Integer(1));
|
|
map.put("key-2", new Integer(2));
|
|
|
|
assertFalse(map.isEmpty());
|
|
|
|
Object removedKey = null;
|
|
Object otherKey = null;
|
|
Iterator iterator = map.entrySet().iterator();
|
|
assertTrue("Iterator was empty", iterator.hasNext());
|
|
try {
|
|
Map.Entry entry = (Map.Entry) iterator.next();
|
|
assertNotNull(entry);
|
|
removedKey = entry.getKey();
|
|
otherKey = "key-1".equals(removedKey) ? "key-2" : "key-1";
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expired between Interator.hasNext() and Iterator.next()");
|
|
}
|
|
|
|
try {
|
|
iterator.remove();
|
|
}
|
|
catch (NoSuchElementException nse) {
|
|
fail("Elements expired between Interator.hasNext() and Iterator.remove()");
|
|
}
|
|
|
|
assertTrue("Wrong entry removed, keySet().iterator() is broken.", !map.containsKey(removedKey));
|
|
assertTrue("Wrong entry removed, keySet().iterator() is broken.", map.containsKey(otherKey));
|
|
}
|
|
|
|
|
|
@Test
|
|
public void testContainsKeyOnEmptyMap() {
|
|
// See #600
|
|
Map<String, String> timeoutMap = new TimeoutMap<>(30);
|
|
assertFalse(timeoutMap.containsKey("xyz"));
|
|
timeoutMap.put("xyz", "xyz");
|
|
assertTrue(timeoutMap.containsKey("xyz"));
|
|
|
|
try {
|
|
Thread.sleep(50); // Let the item expire
|
|
}
|
|
catch (InterruptedException ignore) {
|
|
}
|
|
|
|
assertFalse(timeoutMap.containsKey("xyz"));
|
|
assertNull(timeoutMap.get("xyz"));
|
|
}
|
|
}
|
|
|