mirror of
https://github.com/haraldk/TwelveMonkeys.git
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#311 Updated license headers to be the same as in the LICENSE.txt
This commit is contained in:
Harald Kuhr
+655
@@ -0,0 +1,655 @@
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/*
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* Copyright (c) 2008, Harald Kuhr
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* * Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package com.twelvemonkeys.util;
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import org.junit.Test;
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import java.util.*;
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import static org.junit.Assert.*;
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/**
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* TimeoutMapTest
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* <p/>
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* @author <a href="mailto:harald.kuhr@gmail.com">Harald Kuhr</a>
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* @version $Id: //depot/branches/personal/haraldk/twelvemonkeys/release-2/twelvemonkeys-core/src/test/java/com/twelvemonkeys/util/TimeoutMapTestCase.java#2 $
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*/
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public class TimeoutMapTest extends MapAbstractTest {
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public Map makeEmptyMap() {
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return new TimeoutMap(60 * 60 * 1000);
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}
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/*
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* The basic Map interface lets one associate keys and values:
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*/
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/**
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* Method testBasicMap
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*/
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@Test
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public void testBasicMap() {
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Map map = new TimeoutMap(60000L);
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Object key = "key";
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Object value = new Integer(3);
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map.put(key, value);
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assertEquals(value, map.get(key));
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}
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/*
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* If there is no value associated with a key,
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* the basic Map will return null for that key:
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*/
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/**
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* Method testBasicMapReturnsNullForMissingKey
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*/
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@Test
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public void testBasicMapReturnsNullForMissingKey() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.get("key"));
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}
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/*
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* One can also explicitly store a null value for
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* some key:
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*/
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/**
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* Method testBasicMapAllowsNull
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*/
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@Test
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public void testBasicMapAllowsNull() {
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Map map = new TimeoutMap(60000L);
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Object key = "key";
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Object value = null;
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map.put(key, value);
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assertNull(map.get(key));
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}
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/**
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* Method testBasicMapAllowsMultipleTypes
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*/
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@Test
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public void testBasicMapAllowsMultipleTypes() {
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Map map = new TimeoutMap(60000L);
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map.put("key-1", "value-1");
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map.put(new Integer(2), "value-2");
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map.put("key-3", new Integer(3));
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map.put(new Integer(4), new Integer(4));
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map.put(Boolean.FALSE, "");
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assertEquals("value-1", map.get("key-1"));
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assertEquals("value-2", map.get(new Integer(2)));
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assertEquals(new Integer(3), map.get("key-3"));
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assertEquals(new Integer(4), map.get(new Integer(4)));
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assertEquals("", map.get(Boolean.FALSE));
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}
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/**
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* Method testBasicMapStoresOnlyOneValuePerKey
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*/
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@Test
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public void testBasicMapStoresOnlyOneValuePerKey() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key", "value-1"));
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assertEquals("value-1", map.get("key"));
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assertEquals("value-1", map.put("key", "value-2"));
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assertEquals("value-2", map.get("key"));
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}
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/**
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* Method testBasicMapValuesView
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*/
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@Test
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public void testBasicMapValuesView() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", new Integer(1)));
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assertNull(map.put("key-2", new Integer(2)));
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assertNull(map.put("key-3", new Integer(3)));
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assertNull(map.put("key-4", new Integer(4)));
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assertEquals(4, map.size());
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Collection values = map.values();
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assertEquals(4, values.size());
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Iterator it = values.iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof Integer);
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapKeySetView
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*/
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@Test
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public void testBasicMapKeySetView() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", "value-1"));
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assertNull(map.put("key-2", "value-2"));
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assertNull(map.put("key-3", "value-3"));
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assertNull(map.put("key-4", "value-4"));
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assertEquals(4, map.size());
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Iterator it = map.keySet().iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof String);
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapEntrySetView
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*/
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@Test
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public void testBasicMapEntrySetView() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", new Integer(1)));
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assertNull(map.put("key-2", "value-2"));
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assertNull(map.put("key-3", new Object()));
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assertNull(map.put("key-4", Boolean.FALSE));
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assertEquals(4, map.size());
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Iterator it = map.entrySet().iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof Map.Entry);
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapValuesView
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*/
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@Test
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public void testBasicMapValuesViewRemoval() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", new Integer(1)));
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assertNull(map.put("key-2", new Integer(2)));
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assertNull(map.put("key-3", new Integer(3)));
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assertNull(map.put("key-4", new Integer(4)));
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assertEquals(4, map.size());
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Iterator it = map.values().iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof Integer);
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try {
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it.remove();
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}
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catch (UnsupportedOperationException e) {
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fail("Removal failed");
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}
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapKeySetView
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*/
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@Test
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public void testBasicMapKeySetViewRemoval() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", "value-1"));
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assertNull(map.put("key-2", "value-2"));
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assertNull(map.put("key-3", "value-3"));
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assertNull(map.put("key-4", "value-4"));
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assertEquals(4, map.size());
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Iterator it = map.keySet().iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof String);
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try {
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it.remove();
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}
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catch (UnsupportedOperationException e) {
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fail("Removal failed");
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}
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapEntrySetView
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*/
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@Test
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public void testBasicMapEntrySetViewRemoval() {
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Map map = new TimeoutMap(60000L);
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assertNull(map.put("key-1", new Integer(1)));
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assertNull(map.put("key-2", "value-2"));
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assertNull(map.put("key-3", new Object()));
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assertNull(map.put("key-4", Boolean.FALSE));
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assertEquals(4, map.size());
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Iterator it = map.entrySet().iterator();
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assertNotNull(it);
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int count = 0;
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while (it.hasNext()) {
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Object o = it.next();
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assertNotNull(o);
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assertTrue(o instanceof Map.Entry);
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try {
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it.remove();
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}
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catch (UnsupportedOperationException e) {
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fail("Removal failed");
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}
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count++;
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}
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assertEquals(4, count);
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}
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/**
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* Method testBasicMapStoresOnlyOneValuePerKey
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*/
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@Test
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public void testTimeoutReturnNull() {
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Map map = new TimeoutMap(100L);
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assertNull(map.put("key", "value-1"));
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assertEquals("value-1", map.get("key"));
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assertNull(map.put("another", "value-2"));
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assertEquals("value-2", map.get("another"));
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synchronized (this) {
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try {
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Thread.sleep(110L);
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}
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catch (InterruptedException e) {
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// Continue, but might break the timeout thing below...
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}
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}
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// Values should now time out
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assertNull(map.get("key"));
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assertNull(map.get("another"));
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}
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/**
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* Method testTimeoutIsEmpty
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*/
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@Test
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public void testTimeoutIsEmpty() {
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TimeoutMap map = new TimeoutMap(50L);
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assertNull(map.put("key", "value-1"));
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assertEquals("value-1", map.get("key"));
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assertNull(map.put("another", "value-2"));
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assertEquals("value-2", map.get("another"));
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synchronized (this) {
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try {
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Thread.sleep(100L);
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}
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catch (InterruptedException e) {
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// Continue, but might break the timeout thing below...
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}
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}
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// This for loop should not print anything, if the tests succeed.
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Set set = map.keySet();
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assertEquals(0, set.size());
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for (Iterator iterator = set.iterator(); iterator.hasNext(); System.out.println(iterator.next())) {
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;
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}
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assertEquals(0, map.size());
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assertTrue(map.isEmpty());
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}
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/**
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* Method testTimeoutWrapIsEmpty
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*/
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@Test
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public void testTimeoutWrapIsEmpty() {
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Map map = new TimeoutMap(new LRUMap(2), null, 100L);
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assertNull(map.put("key", "value-1"));
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assertEquals("value-1", map.get("key"));
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assertNull(map.put("another", "value-2"));
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assertEquals("value-2", map.get("another"));
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assertNull(map.put("third", "value-3"));
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assertEquals("value-3", map.get("third"));
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synchronized (this) {
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try {
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Thread.sleep(110L);
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||||
}
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catch (InterruptedException e) {
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||||
// Continue, but might break the timeout thing below...
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||||
}
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}
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// This for loop should not print anything, if the tests succeed.
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Set set = map.keySet();
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assertEquals(0, set.size());
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for (Iterator iterator = set.iterator(); iterator.hasNext(); System.out.println(iterator.next())) {
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||||
;
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||||
}
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assertEquals(0, map.size());
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||||
assertTrue(map.isEmpty());
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||||
}
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||||
|
||||
/**
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||||
* Method testTimeoutWrapReturnNull
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||||
*/
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||||
@Test
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||||
public void testTimeoutWrapReturnNull() {
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||||
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||||
Map map = new TimeoutMap(new LRUMap(), null, 100L);
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||||
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||||
assertNull(map.put("key", "value-1"));
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||||
assertEquals("value-1", map.get("key"));
|
||||
assertNull(map.put("another", "value-2"));
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||||
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
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||||
assertNull(map.get("key"));
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||||
assertNull(map.get("another"));
|
||||
}
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||||
|
||||
/**
|
||||
* 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 e) {
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
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));
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user