mirror of
https://github.com/OpenHFT/Chronicle-Map.git
synced 2021-09-13 01:26:12 +00:00
New Chronicle-Map
This commit is contained in:
leventov
@@ -0,0 +1,858 @@
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/*
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* Copyright 2014 Higher Frequency Trading http://www.higherfrequencytrading.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package net.openhft.chronicle.map;
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import net.openhft.chronicle.map.jrs166.JSR166TestCase;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.Parameterized;
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import java.io.File;
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import java.io.IOException;
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import java.util.*;
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import static org.junit.Assert.*;
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/*
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* Originally written by Doug Lea with assistance from members of JCP JSR-166
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* Expert Group and released to the public domain, as explained at
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* http://creativecommons.org/publicdomain/zero/1.0/
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* Other contributors include Andrew Wright, Jeffrey Hayes,
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* Pat Fisher, Mike Judd. Then modified by the Open HFT team.
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*/
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public class ReplicatedChronicleMapTest extends JSR166TestCase {
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private static File getPersistenceFile() {
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String TMP = System.getProperty("java.io.tmpdir");
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File file = new File(TMP + "/chm-test" + System.nanoTime());
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file.deleteOnExit();
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return file;
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}
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ChronicleMap<Integer, CharSequence> newShmIntString(int size) throws IOException {
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return ChronicleMapBuilder.of(Integer.class, CharSequence.class)
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.entries(size)
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.forceReplicatedImpl()
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.create(getPersistenceFile());
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}
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ChronicleMap<ArrayList, CharSequence> newShmListBoolean(int size) throws IOException {
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return ChronicleMapBuilder.of(ArrayList.class, CharSequence.class)
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.entries(size)
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.forceReplicatedImpl()
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.create(getPersistenceFile());
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}
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ChronicleMap<ArrayList, CharSequence> newShmListBoolean() throws IOException {
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return ChronicleMapBuilder.of(ArrayList.class, CharSequence.class)
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.forceReplicatedImpl()
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.create(getPersistenceFile());
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}
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ChronicleMap<CharSequence, CharSequence> newShmStringString(int size) throws IOException {
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return ChronicleMapBuilder.of(CharSequence.class, CharSequence.class)
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.entries(size)
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.forceReplicatedImpl()
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.create(getPersistenceFile());
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}
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ChronicleMap<Integer, CharSequence> newShmIntString() throws IOException {
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return ChronicleMapBuilder.of(Integer.class, CharSequence.class)
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.forceReplicatedImpl()
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.create(getPersistenceFile());
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}
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ChronicleMap<BI, Boolean> newShmBiBoolean() throws IOException {
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return ChronicleMapBuilder.of(BI.class, Boolean.class)
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.forceReplicatedImpl().create(getPersistenceFile());
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}
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/**
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* Returns a new map from Integers 1-5 to Strings "A"-"E".
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*/
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private ChronicleMap map5() throws IOException {
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ChronicleMap<Integer, CharSequence> map = newShmIntString(5);
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assertTrue(map.isEmpty());
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map.put(JSR166TestCase.one, "A");
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map.put(JSR166TestCase.two, "B");
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map.put(JSR166TestCase.three, "C");
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map.put(JSR166TestCase.four, "D");
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map.put(JSR166TestCase.five, "E");
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assertFalse(map.isEmpty());
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assertEquals(5, map.size());
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return map;
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}
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/**
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* clear removes all pairs
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*/
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@Test
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public void testClear() throws IOException {
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ChronicleMap map = map5();
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map.clear();
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assertEquals(0, map.size());
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}
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/**
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* Maps with same contents are equal
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*/
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@Test
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public void testEquals() throws IOException {
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ChronicleMap map1 = map5();
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ChronicleMap map2 = map5();
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assertEquals(map1, map2);
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assertEquals(map2, map1);
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map1.clear();
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assertFalse(map1.equals(map2));
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assertFalse(map2.equals(map1));
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}
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/**
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* contains returns true for contained value
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*/
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@Test
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public void testContains() throws IOException {
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ChronicleMap map = map5();
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assertTrue(map.containsValue("A"));
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assertFalse(map.containsValue("Z"));
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}
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/**
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* containsKey returns true for contained key
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*/
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@Test
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public void testContainsKey() throws IOException {
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ChronicleMap map = map5();
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assertTrue(map.containsKey(JSR166TestCase.one));
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assertFalse(map.containsKey(JSR166TestCase.zero));
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}
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/**
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* containsValue returns true for held values
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*/
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@Test
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public void testContainsValue() throws IOException {
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ChronicleMap map = map5();
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assertTrue(map.containsValue("A"));
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assertFalse(map.containsValue("Z"));
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}
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/**
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* Inserted elements that are subclasses of the same Comparable
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* class are found.
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*/
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/* @Test public void testComparableFamily() throws IOException {
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ChronicleMap<BI, Boolean> m =
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newShmBiBoolean();
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for (int i = 0; i < 1000; i++) {
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assertTrue(m.put(new CI(i), true) == null);
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}
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for (int i = 0; i < 1000; i++) {
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assertTrue(m.containsKey(new CI(i)));
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assertTrue(m.containsKey(new DI(i)));
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}
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}*/
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/**
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* TODO : fix test
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* Elements of classes with erased generic type parameters based
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* on Comparable can be inserted and found.
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*/
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/* @Test public void testGenericComparable() throws IOException {
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ChronicleMap<Object, Boolean> m =
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newShmBiBoolean();
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for (int i = 0; i < 1000; i++) {
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BI bi = new BI(i);
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BS bs = new BS(String.valueOf(i));
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LexicographicList<BI> bis = new LexicographicList<BI>(bi);
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LexicographicList<BS> bss = new LexicographicList<BS>(bs);
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assertTrue(m.putIfAbsent(bis, true) == null);
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assertTrue(m.containsKey(bis));
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if (m.putIfAbsent(bss, true) == null)
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assertTrue(m.containsKey(bss));
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assertTrue(m.containsKey(bis));
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}
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for (int i = 0; i < 1000; i++) {
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assertTrue(m.containsKey(new ArrayList(Collections.singleton(new BI(i)))));
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}
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}
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*/
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/**
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* Elements of non-comparable classes equal to those of classes
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* with erased generic type parameters based on Comparable can be
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* inserted and found.
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*/
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/* @Test public void testGenericComparable2() throws IOException {
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ChronicleMap<Object, Boolean> m =
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newShmListBoolean();
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for (int i = 0; i < 1000; i++) {
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m.put(new ArrayList(Collections.singleton(new BI(i))), true);
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}
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for (int i = 0; i < 1000; i++) {
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LexicographicList<BI> bis = new LexicographicList<BI>(new BI(i));
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assertTrue(m.containsKey(bis));
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}
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}
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*/
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/**
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* get returns the correct element at the given key, or null if not present
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*/
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@Test
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public void testGet() throws IOException {
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ChronicleMap map = map5();
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assertEquals("A", (String) map.get(JSR166TestCase.one));
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ChronicleMap empty = newShmIntString();
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assertNull(map.get(JSR166TestCase.notPresent));
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}
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/**
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* isEmpty is true of empty map and false for non-empty
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*/
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@Test
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public void testIsEmpty() throws IOException {
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ChronicleMap empty = newShmIntString();
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ChronicleMap map = map5();
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assertTrue(empty.isEmpty());
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assertFalse(map.isEmpty());
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}
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/**
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* keySet returns a Set containing all the keys
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*/
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@Test
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public void testKeySet() throws IOException {
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ChronicleMap map = map5();
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Set s = map.keySet();
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assertEquals(5, s.size());
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assertTrue(s.contains(JSR166TestCase.one));
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assertTrue(s.contains(JSR166TestCase.two));
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assertTrue(s.contains(JSR166TestCase.three));
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assertTrue(s.contains(JSR166TestCase.four));
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assertTrue(s.contains(JSR166TestCase.five));
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}
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/**
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* keySet.toArray returns contains all keys
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*/
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@Test
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public void testKeySetToArray() throws IOException {
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ChronicleMap map = map5();
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Set s = map.keySet();
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Object[] ar = s.toArray();
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assertTrue(s.containsAll(Arrays.asList(ar)));
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assertEquals(5, ar.length);
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ar[0] = JSR166TestCase.m10;
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assertFalse(s.containsAll(Arrays.asList(ar)));
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}
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/**
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* Values.toArray contains all values
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*/
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@Test
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public void testValuesToArray() throws IOException {
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ChronicleMap map = map5();
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Collection v = map.values();
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Object[] ar = v.toArray();
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ArrayList s = new ArrayList(Arrays.asList(ar));
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assertEquals(5, ar.length);
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assertTrue(s.contains("A"));
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assertTrue(s.contains("B"));
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assertTrue(s.contains("C"));
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assertTrue(s.contains("D"));
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assertTrue(s.contains("E"));
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}
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/**
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* TODO : enumeration returns an enumeration containing the correct
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* elements
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*/
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/* @Test public void testEnumeration() throws IOException {
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ChronicleMap map = map5();
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Enumeration e = map.elements();
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int count = 0;
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while (e.hasMoreElements()) {
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count++;
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e.nextElement();
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}
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assertEquals(5, count);
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}*/
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/**
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* entrySet.toArray contains all entries
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*/
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@Test
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public void testEntrySetToArray() throws IOException {
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ChronicleMap map = map5();
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Set s = map.entrySet();
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Object[] ar = s.toArray();
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assertEquals(5, ar.length);
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for (int i = 0; i < 5; ++i) {
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assertTrue(map.containsKey(((Map.Entry) (ar[i])).getKey()));
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assertTrue(map.containsValue(((Map.Entry) (ar[i])).getValue()));
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}
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}
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/**
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* values collection contains all values
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*/
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@Test
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public void testValues() throws IOException {
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ChronicleMap map = map5();
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Collection s = map.values();
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assertEquals(5, s.size());
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assertTrue(s.contains("A"));
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assertTrue(s.contains("B"));
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assertTrue(s.contains("C"));
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assertTrue(s.contains("D"));
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assertTrue(s.contains("E"));
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}
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/**
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* TODO : keys returns an enumeration containing all the keys from the map
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*/
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/* @Test public void testKeys() throws IOException {
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ChronicleMap map = map5();
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Enumeration e = map.keys();
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int count = 0;
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while (e.hasMoreElements()) {
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count++;
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e.nextElement();
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}
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assertEquals(5, count);
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}*/
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/**
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* entrySet contains all pairs
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*/
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@Test
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public void testEntrySet() throws IOException {
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ChronicleMap map = map5();
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Set s = map.entrySet();
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assertEquals(5, s.size());
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Iterator it = s.iterator();
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while (it.hasNext()) {
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Map.Entry e = (Map.Entry) it.next();
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assertTrue(
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(e.getKey().equals(JSR166TestCase.one) && e.getValue().equals("A")) ||
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(e.getKey().equals(JSR166TestCase.two) && e.getValue().equals("B")) ||
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(e.getKey().equals(JSR166TestCase.three) && e.getValue().equals("C")) ||
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(e.getKey().equals(JSR166TestCase.four) && e.getValue().equals("D")) ||
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(e.getKey().equals(JSR166TestCase.five) && e.getValue().equals("E"))
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);
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}
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}
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/**
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* putAll adds all key-value pairs from the given map
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*/
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@Test
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public void testPutAll() throws IOException {
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ChronicleMap empty = newShmIntString();
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ChronicleMap map = map5();
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empty.putAll(map);
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assertEquals(5, empty.size());
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assertTrue(empty.containsKey(JSR166TestCase.one));
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assertTrue(empty.containsKey(JSR166TestCase.two));
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assertTrue(empty.containsKey(JSR166TestCase.three));
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assertTrue(empty.containsKey(JSR166TestCase.four));
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assertTrue(empty.containsKey(JSR166TestCase.five));
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}
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||||
|
||||
/**
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||||
* putIfAbsent works when the given key is not present
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*/
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@Test
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public void testPutIfAbsent() throws IOException {
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ChronicleMap map = map5();
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map.putIfAbsent(JSR166TestCase.six, "Z");
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assertTrue(map.containsKey(JSR166TestCase.six));
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||||
}
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||||
|
||||
/**
|
||||
* putIfAbsent does not add the §pair if the key is already present
|
||||
*/
|
||||
@Test
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||||
public void testPutIfAbsent2() throws IOException {
|
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ChronicleMap map = map5();
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final Object z = map.putIfAbsent(JSR166TestCase.one, "Z");
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assertEquals("A", z);
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}
|
||||
|
||||
/**
|
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* replace fails when the given key is not present
|
||||
*/
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||||
@Test
|
||||
public void testReplace() throws IOException {
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ChronicleMap map = map5();
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assertNull(map.replace(JSR166TestCase.six, "Z"));
|
||||
assertFalse(map.containsKey(JSR166TestCase.six));
|
||||
}
|
||||
|
||||
/**
|
||||
* replace succeeds if the key is already present
|
||||
*/
|
||||
@Test
|
||||
public void testReplace2() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
assertNotNull(map.replace(JSR166TestCase.one, "Z"));
|
||||
assertEquals("Z", map.get(JSR166TestCase.one));
|
||||
}
|
||||
|
||||
/**
|
||||
* replace value fails when the given key not mapped to expected value
|
||||
*/
|
||||
@Test
|
||||
public void testReplaceValue() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
assertEquals("A", map.get(JSR166TestCase.one));
|
||||
assertFalse(map.replace(JSR166TestCase.one, "Z", "Z"));
|
||||
assertEquals("A", map.get(JSR166TestCase.one));
|
||||
}
|
||||
|
||||
/**
|
||||
* replace value succeeds when the given key mapped to expected value
|
||||
*/
|
||||
@Test
|
||||
public void testReplaceValue2() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
assertEquals("A", map.get(JSR166TestCase.one));
|
||||
assertTrue(map.replace(JSR166TestCase.one, "A", "Z"));
|
||||
assertEquals("Z", map.get(JSR166TestCase.one));
|
||||
}
|
||||
|
||||
/**
|
||||
* remove removes the correct key-value pair from the map
|
||||
*/
|
||||
@Test
|
||||
public void testRemove() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
map.remove(JSR166TestCase.five);
|
||||
assertEquals(4, map.size());
|
||||
assertFalse(map.containsKey(JSR166TestCase.five));
|
||||
}
|
||||
|
||||
/**
|
||||
* remove(key,value) removes only if pair present
|
||||
*/
|
||||
@Test
|
||||
public void testRemove2() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
map.remove(JSR166TestCase.five, "E");
|
||||
assertEquals(4, map.size());
|
||||
assertFalse(map.containsKey(JSR166TestCase.five));
|
||||
map.remove(JSR166TestCase.four, "A");
|
||||
assertEquals(4, map.size());
|
||||
assertTrue(map.containsKey(JSR166TestCase.four));
|
||||
}
|
||||
|
||||
/**
|
||||
* size returns the correct values
|
||||
*/
|
||||
@Test
|
||||
public void testSize() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
ChronicleMap empty = newShmIntString();
|
||||
assertEquals(0, empty.size());
|
||||
assertEquals(5, map.size());
|
||||
}
|
||||
|
||||
/**
|
||||
* toString contains toString of elements
|
||||
*/
|
||||
@Test
|
||||
public void testToString() throws IOException {
|
||||
ChronicleMap map = map5();
|
||||
String s = map.toString();
|
||||
for (int i = 1; i <= 5; ++i) {
|
||||
assertTrue(s.contains(String.valueOf(i)));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* get(null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testGet_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.get(null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* containsKey(null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testContainsKey_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.containsKey(null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* put(null,x) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testPut1_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.put(null, "whatever");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* put(x, null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testPut2_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.put(JSR166TestCase.notPresent, null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* putIfAbsent(null, x) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testPutIfAbsent1_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.putIfAbsent(null, "whatever");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
// Exception tests
|
||||
|
||||
/**
|
||||
* TODO : Cannot create with negative capacity
|
||||
*/
|
||||
/* @Test public void testConstructor1() {
|
||||
try {
|
||||
newShmIntString(-1, 0, 1);
|
||||
shouldThrow();
|
||||
} catch (IllegalArgumentException success) {
|
||||
}
|
||||
}*/
|
||||
|
||||
/**
|
||||
* TODO : Cannot create with negative concurrency level
|
||||
*/
|
||||
/*@Test public void testConstructor2() {
|
||||
try {
|
||||
newShmIntString(1, 0, -1);
|
||||
shouldThrow();
|
||||
} catch (IllegalArgumentException success) {
|
||||
}
|
||||
}*/
|
||||
|
||||
/**
|
||||
* TODO :Cannot create with only negative capacity
|
||||
*/
|
||||
/* @Test public void testConstructor3() {
|
||||
try {
|
||||
newShmIntString(-1);
|
||||
shouldThrow();
|
||||
} catch (IllegalArgumentException success) {
|
||||
}
|
||||
}*/
|
||||
|
||||
/**
|
||||
* replace(null, x) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testReplace_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.replace(null, "whatever");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* replace(null, x, y) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testReplaceValue_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.replace(null, "A", "whatever");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* containsValue(null) throws NPE
|
||||
*/
|
||||
/* @Test public void testContainsValue_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.containsValue(null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}*/
|
||||
|
||||
/**
|
||||
* todo : contains(null) throws NPE
|
||||
*/
|
||||
/*
|
||||
@Test public void testContains_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.contains(null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
*/
|
||||
|
||||
/**
|
||||
* putIfAbsent(x, null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testPutIfAbsent2_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.putIfAbsent(JSR166TestCase.notPresent, null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* replace(x, null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testReplace2_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.replace(JSR166TestCase.notPresent, null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* replace(x, null, y) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testReplaceValue2_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.replace(JSR166TestCase.notPresent, null, "A");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* replace(x, y, null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testReplaceValue3_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmIntString(5);
|
||||
c.replace(JSR166TestCase.notPresent, "A", null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* remove(null) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testRemove1_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmStringString(5);
|
||||
c.put("sadsdf", "asdads");
|
||||
c.remove(null);
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* remove(null, x) throws NPE
|
||||
*/
|
||||
@Test
|
||||
public void testRemove2_NullPointerException() throws IOException {
|
||||
try {
|
||||
ChronicleMap c = newShmStringString(5);
|
||||
c.put("sadsdf", "asdads");
|
||||
c.remove(null, "whatever");
|
||||
shouldThrow();
|
||||
} catch (NullPointerException success) {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* remove(x, null) returns false
|
||||
*/
|
||||
@Test
|
||||
public void testRemove3() throws IOException {
|
||||
ChronicleMap c = newShmStringString(5);
|
||||
c.put("sadsdf", "asdads");
|
||||
assertFalse(c.remove("sadsdf", null));
|
||||
}
|
||||
|
||||
// classes for testing Comparable fallbacks
|
||||
static class BI implements Comparable<BI> {
|
||||
private final int value;
|
||||
|
||||
BI(int value) {
|
||||
this.value = value;
|
||||
}
|
||||
|
||||
public int compareTo(BI other) {
|
||||
return Integer.compare(value, other.value);
|
||||
}
|
||||
|
||||
public boolean equals(Object x) {
|
||||
return (x instanceof BI) && ((BI) x).value == value;
|
||||
}
|
||||
|
||||
public int hashCode() {
|
||||
return 42;
|
||||
}
|
||||
}
|
||||
|
||||
static class CI extends BI {
|
||||
CI(int value) {
|
||||
super(value);
|
||||
}
|
||||
}
|
||||
|
||||
static class DI extends BI {
|
||||
DI(int value) {
|
||||
super(value);
|
||||
}
|
||||
}
|
||||
|
||||
static class BS implements Comparable<BS> {
|
||||
private final String value;
|
||||
|
||||
BS(String value) {
|
||||
this.value = value;
|
||||
}
|
||||
|
||||
public int compareTo(BS other) {
|
||||
return value.compareTo(other.value);
|
||||
}
|
||||
|
||||
public boolean equals(Object x) {
|
||||
return (x instanceof BS) && value.equals(((BS) x).value);
|
||||
}
|
||||
|
||||
public int hashCode() {
|
||||
return 42;
|
||||
}
|
||||
}
|
||||
|
||||
static class LexicographicList<E extends Comparable<E>> extends ArrayList<E>
|
||||
implements Comparable<LexicographicList<E>> {
|
||||
private static final long serialVersionUID = 0;
|
||||
static long total;
|
||||
static long n;
|
||||
|
||||
LexicographicList(Collection<E> c) {
|
||||
super(c);
|
||||
}
|
||||
|
||||
LexicographicList(E e) {
|
||||
super(Collections.singleton(e));
|
||||
}
|
||||
|
||||
public int compareTo(LexicographicList<E> other) {
|
||||
long start = System.currentTimeMillis();
|
||||
int common = Math.min(size(), other.size());
|
||||
int r = 0;
|
||||
for (int i = 0; i < common; i++) {
|
||||
if ((r = get(i).compareTo(other.get(i))) != 0)
|
||||
break;
|
||||
}
|
||||
if (r == 0)
|
||||
r = Integer.compare(size(), other.size());
|
||||
total += System.currentTimeMillis() - start;
|
||||
n++;
|
||||
return r;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* A deserialized map equals original
|
||||
*/
|
||||
/* @Test public void testSerialization() throws Exception {
|
||||
Map x = map5();
|
||||
Map y = serialClone(x);
|
||||
|
||||
assertNotSame(x, y);
|
||||
assertEquals(x.size(), y.size());
|
||||
assertEquals(x, y);
|
||||
assertEquals(y, x);
|
||||
}*/
|
||||
|
||||
/**
|
||||
* TODO : SetValue of an EntrySet entry sets value in the map.
|
||||
*/
|
||||
/*@Test public void testSetValueWriteThrough() {
|
||||
// Adapted from a bug report by Eric Zoerner
|
||||
ChronicleMap map = newShmIntString(2, 5.0f, 1);
|
||||
assertTrue(map.isEmpty());
|
||||
for (int i = 0; i < 20; i++)
|
||||
map.put(new Integer(i), new Integer(i));
|
||||
assertFalse(map.isEmpty());
|
||||
Map.Entry entry1 = (Map.Entry) map.entrySet().iterator().next();
|
||||
// Unless it happens to be first (in which case remainder of
|
||||
// test is skipped), remove a possibly-colliding key from map
|
||||
// which, under some implementations, may cause entry1 to be
|
||||
// cloned in map
|
||||
if (!entry1.getKey().equals(new Integer(16))) {
|
||||
map.remove(new Integer(16));
|
||||
entry1.setValue("XYZ");
|
||||
assertTrue(map.containsValue("XYZ")); // fails if write-through broken
|
||||
}
|
||||
}*/
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user