/*
* Copyright (C) 2012, 2016 higherfrequencytrading.com
* Copyright (C) 2016 Roman Leventov
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package net.openhft.chronicle.map.jsr166.map;
import net.openhft.chronicle.map.ChronicleMap;
import net.openhft.chronicle.map.ChronicleMapBuilder;
import net.openhft.chronicle.map.jsr166.JSR166TestCase;
import org.junit.Test;
import java.io.IOException;
import java.util.*;
import java.util.Map.Entry;
import static org.junit.Assert.*;
/*
* Written by Doug Lea with assistance from members of JCP JSR-166
* Expert Group and released to the public domain, as explained at
* http://creativecommons.org/publicdomain/zero/1.0/
* Other contributors include Andrew Wright, Jeffrey Hayes,
* Pat Fisher, Mike Judd.
*/
public class ChronicleMapTest extends JSR166TestCase {
static ChronicleMap<Integer, CharSequence> newShmIntString(int size) throws IOException {
return ChronicleMapBuilder.of(Integer.class, CharSequence.class)
.averageValueSize(1)
.entries(size).create();
}
static ChronicleMap<CharSequence, CharSequence> newStrStrMap(int size) throws IOException {
return ChronicleMapBuilder.of(CharSequence.class, CharSequence.class)
.averageKeySize(20).averageValueSize(20)
.entries(size).create();
}
/**
* Returns a new map from Integers 1-5 to Strings "A"-"E".
*/
private static ChronicleMap<Integer, CharSequence> map5() throws IOException {
ChronicleMap<Integer, CharSequence> map = newShmIntString(10);
assertTrue(map.isEmpty());
map.put(one, "A");
map.put(two, "B");
map.put(three, "C");
map.put(four, "D");
map.put(five, "E");
assertFalse(map.isEmpty());
assertEquals(5, map.size());
return map;
}
/**
* clear removes all pairs
*/
@Test(timeout = 5000)
public void testClear() throws IOException {
try (ChronicleMap<Integer, CharSequence> map = map5()) {
map.clear();
assertEquals(0, map.size());
}
}
/**
* contains returns true for contained value
*/
@Test(timeout = 5000)
public void testContains() throws IOException {
try (ChronicleMap map = map5()) {
assertTrue(map.containsValue("A"));
assertFalse(map.containsValue("Z"));
}
}
/**
* containsKey returns true for contained key
*/
@Test(timeout = 5000)
public void testContainsKey() throws IOException {
try (ChronicleMap map = map5()) {
assertTrue(map.containsKey(one));
assertFalse(map.containsKey(zero));
}
}
/**
* containsValue returns true for held values
*/
@Test(timeout = 5000)
public void testContainsValue() throws IOException {
try (ChronicleMap map = map5()) {
assertTrue(map.containsValue("A"));
assertFalse(map.containsValue("Z"));
}
}
/**
* get returns the correct element at the given key, or null if not present
*/
@Test(timeout = 5000)
public void testGet() throws IOException {
try (ChronicleMap map = map5()) {
assertEquals("A", map.get(one).toString());
try (ChronicleMap empty = newStrStrMap(8078)) {
assertNull(map.get(notPresent));
}
}
}
/**
* isEmpty is true of empty map and false for non-empty
*/
@Test(timeout = 5000)
public void testIsEmpty() throws IOException {
try (ChronicleMap empty = newShmIntString(8078)) {
try (ChronicleMap map = map5()) {
if (!empty.isEmpty()) {
System.out.print("not empty " + empty);
}
assertTrue(empty.isEmpty());
assertFalse(map.isEmpty());
}
}
}
/**
* keySet returns a Set containing all the keys
*/
@Test(timeout = 5000)
public void testKeySet() throws IOException {
try (ChronicleMap map = map5()) {
Set s = map.keySet();
assertEquals(5, s.size());
assertTrue(s.contains(one));
assertTrue(s.contains(two));
assertTrue(s.contains(three));
assertTrue(s.contains(four));
assertTrue(s.contains(five));
}
}
/**
* keySet.toArray returns contains all keys
*/
@Test(timeout = 5000)
public void testKeySetToArray() throws IOException {
try (ChronicleMap map = map5()) {
Set s = map.keySet();
Object[] ar = s.toArray();
assertTrue(s.containsAll(Arrays.asList(ar)));
assertEquals(5, ar.length);
ar[0] = m10;
assertFalse(s.containsAll(Arrays.asList(ar)));
}
}
/**
* Values.toArray contains all values
*/
@Test(timeout = 5000)
public void testValuesToArray() throws IOException {
try (ChronicleMap<Integer, CharSequence> map = map5()) {
Collection<CharSequence> vs = map.values();
ArrayList<CharSequence> s = new ArrayList<>(vs);
assertEquals(5, s.size());
assertTrue(s.stream().anyMatch("A"::contentEquals));
assertTrue(s.stream().anyMatch("B"::contentEquals));
assertTrue(s.stream().anyMatch("C"::contentEquals));
assertTrue(s.stream().anyMatch("D"::contentEquals));
assertTrue(s.stream().anyMatch("E"::contentEquals));
}
}
/**
* entrySet.toArray contains all entries
*/
@Test(timeout = 5000)
public void testEntrySetToArray() throws IOException {
try (ChronicleMap map = map5()) {
Set s = map.entrySet();
Object[] ar = s.toArray();
assertEquals(5, ar.length);
for (int i = 0; i < 5; ++i) {
assertTrue(map.containsKey(((Entry) (ar[i])).getKey()));
assertTrue(map.containsValue(((Entry) (ar[i])).getValue()));
}
}
}
/**
* values collection contains all values
*/
@Test(timeout = 5000)
public void testValues() throws IOException {
try (ChronicleMap map = map5()) {
Collection s = map.values();
assertEquals(5, s.size());
assertTrue(s.contains("A"));
assertTrue(s.contains("B"));
assertTrue(s.contains("C"));
assertTrue(s.contains("D"));
assertTrue(s.contains("E"));
}
}
/**
* entrySet contains all pairs
*/
@Test(timeout = 5000)
public void testEntrySet() throws IOException {
try (ChronicleMap<Integer, CharSequence> map = map5()) {
Set<Entry<Integer, CharSequence>> s = map.entrySet();
assertEquals(5, s.size());
Iterator<Entry<Integer, CharSequence>> it = s.iterator();
while (it.hasNext()) {
Entry<Integer, CharSequence> e = it.next();
assertTrue(
(e.getKey().equals(one) && "A".contentEquals(e.getValue())) ||
(e.getKey().equals(two) && "B".contentEquals(e.getValue())) ||
(e.getKey().equals(three) && "C".contentEquals(e.getValue())) ||
(e.getKey().equals(four) && "D".contentEquals(e.getValue())) ||
(e.getKey().equals(five) && "E".contentEquals(e.getValue()))
);
}
}
}
/**
* putAll adds all key-value pairs from the given map
*/
@Test(timeout = 5000)
public void testPutAll() throws IOException {
try (ChronicleMap empty = newShmIntString(8076)) {
try (ChronicleMap map = map5()) {
empty.putAll(map);
assertEquals(5, empty.size());
assertTrue(empty.containsKey(one));
assertTrue(empty.containsKey(two));
assertTrue(empty.containsKey(three));
assertTrue(empty.containsKey(four));
assertTrue(empty.containsKey(five));
}
}
}
/**
* putIfAbsent works when the given key is not present
*/
@Test(timeout = 5000)
public void testPutIfAbsent() throws IOException {
try (ChronicleMap map = map5()) {
map.putIfAbsent(six, "Z");
assertTrue(map.containsKey(six));
}
}
/**
* putIfAbsent does not add the pair if the key is already present
*/
@Test(timeout = 5000)
public void testPutIfAbsent2() throws IOException {
try (ChronicleMap map = map5()) {
assertEquals("A", map.putIfAbsent(one, "Z").toString());
}
}
/**
* replace fails when the given key is not present
*/
@Test(timeout = 5000)
public void testReplace() throws IOException {
try (ChronicleMap map = map5()) {
assertNull(map.replace(six, "Z"));
assertFalse(map.containsKey(six));
}
}
/**
* replace succeeds if the key is already present
*/
@Test(timeout = 5000)
public void testReplace2() throws
IOException {
try (ChronicleMap map = map5()) {
assertNotNull(map.replace(one, "Z"));
assertEquals("Z", map.get(one).toString());
}
}
/**
* replace value fails when the given key not mapped to expected value
*/
@Test(timeout = 5000)
public void testReplaceValue() throws
IOException {
try (ChronicleMap map = map5()) {
assertEquals("A", map.get(one).toString());
assertFalse(map.replace(one, "Z", "Z"));
assertEquals("A", map.get(one).toString());
}
}
/**
* replace value succeeds when the given key mapped to expected value
*/
@Test(timeout = 5000)
public void testReplaceValue2
() throws IOException {
try (ChronicleMap map = map5()) {
assertEquals("A", map.get(one).toString());
assertTrue(map.replace(one, "A", "Z"));
assertEquals("Z", map.get(one).toString());
}
}
/**
* remove removes the correct key-value pair from the map
*/
@Test(timeout = 5000)
public void testRemove() throws
IOException {
try (ChronicleMap map = map5()) {
map.remove(five);
assertEquals(4, map.size());
assertFalse(map.containsKey(five));
}
}
/**
* remove(key,value) removes only if pair present
*/
@Test(timeout = 5000)
public void testRemove2
() throws IOException {
/* try( ChronicleMap map = map5(8076)) {
map.remove(five, "E");
assertEquals(4, map.size());
assertFalse(map.containsKey(five));
map.remove(four, "A");
assertEquals(4, map.size());
assertTrue(map.containsKey(four));
*/
}
/**
* size returns the correct values
*/
@Test(timeout = 5000)
public void testSize() throws IOException {
try (ChronicleMap map = map5()) {
try (ChronicleMap empty = newShmIntString(8078)) {
assertEquals(0, empty.size());
assertEquals(5, map.size());
}
}
}
/**
* size returns the correct values
*/
@Test(timeout = 10000)
public void testSize2() throws IOException {
try (ChronicleMap map = map5()) {
try (ChronicleMap empty = newShmIntString(8078)) {
assertEquals(0, empty.size());
assertEquals(5, map.size());
}
}
}
/**
* size returns the correct values
*/
@Test(timeout = 5000)
public void testSize3() throws IOException {
try (ChronicleMap map = map5()) {
try (ChronicleMap empty = newShmIntString(8078)) {
assertEquals(0, empty.size());
assertEquals(5, map.size());
}
}
}
/**
* toString contains toString of elements
*/
@Test(timeout = 5000)
public void testToString() throws IOException {
try (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(timeout = 5000)
public void testGet_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.get(null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* containsKey(null) throws NPE
*/
@Test(timeout = 5000)
public void testContainsKey_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.containsKey(null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* put(null,x) throws NPE
*/
@Test(timeout = 5000)
public void testPut1_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.put(null, "whatever");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* put(x, null) throws NPE
*/
@Test(timeout = 5000)
public void testPut2_NullPointerException
() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.put(notPresent, null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* putIfAbsent(null, x) throws NPE
*/
@Test(timeout = 5000)
public void testPutIfAbsent1_NullPointerException
() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.putIfAbsent(null, "whatever");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* replace(null, x) throws NPE
*/
@Test(timeout = 5000)
public void testReplace_NullPointerException
() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.replace(null, "whatever");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* replace(null, x, y) throws NPE
*/
@Test(timeout = 5000)
public void testReplaceValue_NullPointerException
() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.replace(null, "A", "whatever");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* putIfAbsent(x, null) throws NPE
*/
@Test(timeout = 5000)
public void testPutIfAbsent2_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.putIfAbsent(notPresent, null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* replace(x, null) throws NPE
*/
@Test(timeout = 5000)
public void testReplace2_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.replace(notPresent, null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* replace(x, null, y) throws NPE
*/
@Test(timeout = 5000)
public void testReplaceValue2_NullPointerException
() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.replace(notPresent, null, "A");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* replace(x, y, null) throws NPE
*/
@Test(timeout = 5000)
public void testReplaceValue3_NullPointerException() throws IOException {
try (ChronicleMap c = newShmIntString(8076)) {
c.replace(notPresent, "A", null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* remove(null) throws NPE
*/
@Test(timeout = 5000)
public void testRemove1_NullPointerException() throws IOException {
try (ChronicleMap c = newStrStrMap(8076)) {
c.put("sadsdf", "asdads");
c.remove(null);
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* remove(null, x) throws NPE
*/
@Test(timeout = 5000)
public void testRemove2_NullPointerException
() throws IOException {
try (ChronicleMap c = newStrStrMap(8086)) {
c.put("sadsdf", "asdads");
c.remove(null, "whatever");
shouldThrow();
} catch (NullPointerException success) {
}
}
/**
* remove(x, null) returns false
*/
@Test(timeout = 5000)
public void testRemove3() throws IOException {
try (ChronicleMap c = newStrStrMap(8076)) {
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() {
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
}
}*/
}