893 lines
36 KiB
Java
893 lines
36 KiB
Java
/*
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* Copyright 2021 dorkbox, llc
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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 dorkbox.serializers;
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import static dorkbox.serializers.TestClasses.Person.Gender;
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import static dorkbox.serializers.TestClasses.createPerson;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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import java.math.BigDecimal;
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import java.net.URI;
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import java.sql.Timestamp;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.BitSet;
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import java.util.Calendar;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Currency;
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import java.util.Date;
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import java.util.EnumMap;
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import java.util.EnumSet;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.IdentityHashMap;
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import java.util.Iterator;
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import java.util.LinkedHashMap;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Set;
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import java.util.UUID;
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import java.util.concurrent.atomic.AtomicInteger;
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import java.util.concurrent.atomic.AtomicLong;
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import java.util.regex.Pattern;
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import org.junit.Assert;
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import org.junit.Before;
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import org.junit.Test;
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import com.esotericsoftware.kryo.Kryo;
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import com.esotericsoftware.kryo.KryoException;
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import com.esotericsoftware.kryo.io.Input;
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import com.esotericsoftware.kryo.io.Output;
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import dorkbox.serializers.TestClasses.ClassWithoutDefaultConstructor;
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import dorkbox.serializers.TestClasses.Container;
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import dorkbox.serializers.TestClasses.CounterHolder;
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import dorkbox.serializers.TestClasses.CounterHolderArray;
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import dorkbox.serializers.TestClasses.Email;
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import dorkbox.serializers.TestClasses.HashMapWithIntConstructorOnly;
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import dorkbox.serializers.TestClasses.Holder;
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import dorkbox.serializers.TestClasses.HolderArray;
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import dorkbox.serializers.TestClasses.HolderList;
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import dorkbox.serializers.TestClasses.MyContainer;
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import dorkbox.serializers.TestClasses.Person;
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/**
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* Test for {@link Kryo} serialization.
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*
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* @author <a href="mailto:martin.grotzke@javakaffee.de">Martin Grotzke</a>
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*/
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public class KryoTest {
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private Kryo _kryo;
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@Before
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public void beforeTest() {
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_kryo = new Kryo() {
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// @Override
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// public Serializer<?> getDefaultSerializer( final Class type ) {
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// if ( EnumSet.class.isAssignableFrom( type ) ) {
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// return new EnumMapSerializer();
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// }
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// if ( EnumMap.class.isAssignableFrom( type ) ) {
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// return new EnumMapSerializer();
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// }
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// return super.getDefaultSerializer( type );
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// }
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};
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_kryo.setRegistrationRequired(false);
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SerializationDefaults.INSTANCE.register(_kryo);
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}
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@Test
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public void testSingletonList() throws Exception {
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final List<?> obj = Collections.singletonList( "foo" );
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final List<?> deserialized = deserialize( serialize( obj ), obj.getClass() );
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assertDeepEquals( deserialized, obj );
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}
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@Test
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public void testCopySingletonList() throws Exception {
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final List<?> obj = Collections.singletonList( "foo" );
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final List<?> copy = _kryo.copy( obj );
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assertDeepEquals( copy, obj );
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}
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@Test
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public void testSingletonSet() throws Exception {
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final Set<?> obj = Collections.singleton( "foo" );
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final Set<?> deserialized = deserialize( serialize( obj ), obj.getClass() );
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assertDeepEquals( deserialized, obj );
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}
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@Test
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public void testCopySingletonSet() throws Exception {
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final Set<?> obj = Collections.singleton( "foo" );
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final Set<?> copy = _kryo.copy( obj );
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assertDeepEquals( copy, obj );
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}
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@Test
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public void testSingletonMap() throws Exception {
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final Map<?, ?> obj = Collections.singletonMap( "foo", "bar" );
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final Map<?, ?> deserialized = deserialize( serialize( obj ), obj.getClass() );
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assertDeepEquals( deserialized, obj );
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}
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@Test
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public void testCopySingletonMap() throws Exception {
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final Map<?, ?> obj = Collections.singletonMap( "foo", "bar" );
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final Map<?, ?> copy = _kryo.copy( obj );
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assertDeepEquals( copy, obj );
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}
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@Test
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public void testEnumSet() throws Exception {
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final EnumSet<?> set = EnumSet.allOf( Gender.class );
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final EnumSet<?> deserialized = deserialize( serialize( set ), set.getClass() );
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assertDeepEquals( deserialized, set );
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}
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@Test
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public void testEmptyEnumSet() throws Exception {
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final EnumSet<?> set = EnumSet.allOf( Gender.class );
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final EnumSet<?> deserialized = deserialize( serialize( set ), set.getClass() );
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assertDeepEquals( deserialized, set );
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}
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@Test
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public void testCopyEnumSet() throws Exception {
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final EnumSet<?> set = EnumSet.allOf( Gender.class );
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final EnumSet<?> copy = _kryo.copy(set);
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assertDeepEquals( copy, set );
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}
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@Test
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public void testEnumMap() throws Exception {
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final EnumMap<Gender, String> map = new EnumMap<>(Gender.class);
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final String value = "foo";
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map.put( Gender.FEMALE, value );
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// Another entry with the same value - to check reference handling
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map.put( Gender.MALE, value );
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@SuppressWarnings( "unchecked" )
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final EnumMap<Gender, String> deserialized = deserialize( serialize( map ), map.getClass() );
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assertDeepEquals( deserialized, map );
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}
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@Test(expected = KryoException.class)
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public void testEmptyEnumMap() throws Exception {
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final EnumMap<Gender, String> map = new EnumMap<>(Gender.class);
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@SuppressWarnings( "unchecked" )
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final EnumMap<Gender, String> deserialized = deserialize( serialize( map ), map.getClass() );
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assertDeepEquals( deserialized, map );
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}
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@Test
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public void testCopyEnumMap() throws Exception {
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final EnumMap<Gender, String> map = new EnumMap<>(Gender.class);
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final String value = "foo";
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map.put( Gender.FEMALE, value );
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final EnumMap<Gender,String> copy = _kryo.copy(map);
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assertDeepEquals( copy, map );
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}
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/**
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* test that insertion order is retained.
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*/
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@Test
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public void testCopyForIterateMapSerializer() throws Exception {
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final Map<Double, String> map = new LinkedHashMap<>();
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// use doubles as e.g. integers hash to the value...
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for( int i = 0; i < 10; i++ ) {
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map.put(Double.valueOf(i + "." + Math.abs(i ) ), "value: " + i );
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}
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@SuppressWarnings( "unchecked" )
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final Map<Double, String> deserialized = deserialize( serialize( map ), map.getClass() );
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assertDeepEquals( deserialized, map );
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}
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@Test
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public void testGregorianCalendar() throws Exception {
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final Holder<Calendar> cal = new Holder<>(Calendar.getInstance(Locale.ENGLISH));
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@SuppressWarnings( "unchecked" )
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final Holder<Calendar> deserialized = deserialize( serialize( cal ), Holder.class );
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assertDeepEquals( deserialized, cal );
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assertEquals( deserialized.item.getTimeInMillis(), cal.item.getTimeInMillis() );
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assertEquals( deserialized.item.getTimeZone(), cal.item.getTimeZone() );
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assertEquals( deserialized.item.getMinimalDaysInFirstWeek(), cal.item.getMinimalDaysInFirstWeek() );
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assertEquals( deserialized.item.getFirstDayOfWeek(), cal.item.getFirstDayOfWeek() );
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assertEquals( deserialized.item.isLenient(), cal.item.isLenient() );
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}
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@Test
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public void testCopyGregorianCalendar() throws Exception {
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final Holder<Calendar> cal = new Holder<>(Calendar.getInstance(Locale.ENGLISH));
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final Holder<Calendar> copy = _kryo.copy( cal );
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assertDeepEquals( copy, cal );
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assertEquals( copy.item.getTimeInMillis(), cal.item.getTimeInMillis() );
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assertEquals( copy.item.getTimeZone(), cal.item.getTimeZone() );
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assertEquals( copy.item.getMinimalDaysInFirstWeek(), cal.item.getMinimalDaysInFirstWeek() );
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assertEquals( copy.item.getFirstDayOfWeek(), cal.item.getFirstDayOfWeek() );
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assertEquals( copy.item.isLenient(), cal.item.isLenient() );
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}
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@Test
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public void testJavaUtilDate() throws Exception {
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final Holder<Date> cal = new Holder<>(new Date(System.currentTimeMillis()));
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@SuppressWarnings( "unchecked" )
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final Holder<Date> deserialized = deserialize( serialize( cal ), Holder.class );
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assertDeepEquals( deserialized, cal );
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assertEquals(deserialized.item.getTime(), cal.item.getTime());
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}
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@Test
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public void testCopyJavaUtilDate() throws Exception {
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final Holder<Date> cal = new Holder<>(new Date(System.currentTimeMillis()));
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final Holder<Date> copy = _kryo.copy( cal );
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assertDeepEquals( copy, cal );
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assertEquals(copy.item.getTime(), cal.item.getTime());
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}
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@Test
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public void testJavaSqlTimestamp() throws Exception {
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final Holder<Timestamp> cal = new Holder<>(new Timestamp(System.currentTimeMillis()));
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@SuppressWarnings( "unchecked" )
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final Holder<Timestamp> deserialized = deserialize( serialize( cal ), Holder.class );
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assertDeepEquals( deserialized, cal );
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assertEquals( deserialized.item.getTime(), cal.item.getTime() );
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}
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@Test
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public void testCopyJavaSqlTimestamp() throws Exception {
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final Holder<Timestamp> cal = new Holder<>(new Timestamp(System.currentTimeMillis()));
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final Holder<Timestamp> copy = _kryo.copy( cal );
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assertDeepEquals( copy, cal );
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assertEquals( copy.item.getTime(), cal.item.getTime() );
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}
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@Test
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public void testJavaSqlDate() throws Exception {
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final Holder<java.sql.Date> date = new Holder<>(new java.sql.Date(System.currentTimeMillis()));
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@SuppressWarnings("unchecked")
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final Holder<java.sql.Date> deserialized = deserialize(serialize(date), Holder.class);
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assertDeepEquals(deserialized, date);
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assertEquals(deserialized.item.getTime(), date.item.getTime());
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}
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@Test
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public void testCopyJavaSqlDate() throws Exception {
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final Holder<java.sql.Date> date = new Holder<>(new java.sql.Date(System.currentTimeMillis()));
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final Holder<java.sql.Date> copy = _kryo.copy(date);
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assertDeepEquals(copy, date);
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assertEquals(copy.item.getTime(), date.item.getTime());
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}
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@Test
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public void testJavaSqlTime() throws Exception {
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final Holder<java.sql.Time> time = new Holder<>(new java.sql.Time(System.currentTimeMillis()));
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@SuppressWarnings("unchecked")
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final Holder<java.sql.Time> deserialized = deserialize(serialize(time), Holder.class);
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assertDeepEquals(deserialized, time);
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assertEquals(deserialized.item.getTime(), time.item.getTime());
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}
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@Test
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public void testCopyJavaSqlTime() throws Exception {
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final Holder<java.sql.Time> time = new Holder<>(new java.sql.Time(System.currentTimeMillis()));
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final Holder<java.sql.Time> copy = _kryo.copy(time);
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assertDeepEquals(copy, time);
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assertEquals(copy.item.getTime(), time.item.getTime());
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}
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@Test
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public void testBitSet() throws Exception {
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final BitSet bitSet = new BitSet(10);
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bitSet.flip(2);
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bitSet.flip(4);
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final Holder<BitSet> holder = new Holder<>(bitSet);
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@SuppressWarnings("unchecked")
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final Holder<BitSet> deserialized = deserialize(serialize(holder), Holder.class);
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assertDeepEquals(deserialized, holder);
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}
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@Test
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public void testCopyBitSet() throws Exception {
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final BitSet bitSet = new BitSet(10);
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bitSet.flip(2);
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bitSet.flip(4);
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final BitSet copy = _kryo.copy(bitSet);
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assertDeepEquals(copy, bitSet);
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}
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@Test
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public void testURI() throws Exception {
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final Holder<URI> uri = new Holder<>(new URI("http://www.google.com"));
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@SuppressWarnings( "unchecked" )
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final Holder<URI> deserialized = deserialize( serialize( uri ), Holder.class );
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assertDeepEquals(deserialized, uri);
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}
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@Test
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public void testCopyURI() throws Exception {
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final Holder<URI> uri = new Holder<>(new URI("http://www.google.com"));
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final Holder<URI> copy = _kryo.copy( uri );
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assertDeepEquals(copy, uri);
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}
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@Test
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public void testUUID() throws Exception {
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final Holder<UUID> uuid = new Holder<>(UUID.randomUUID());
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@SuppressWarnings( "unchecked" )
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final Holder<UUID> deserialized = deserialize( serialize( uuid ), Holder.class );
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assertDeepEquals( deserialized, uuid );
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}
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@Test
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public void testCopyUUID() throws Exception {
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final Holder<UUID> uuid = new Holder<>(UUID.randomUUID());
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final Holder<UUID> copy = _kryo.copy( uuid );
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assertDeepEquals( copy, uuid );
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}
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@Test
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public void testRegex() throws Exception {
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final Holder<Pattern> pattern = new Holder<>(Pattern.compile("regex"));
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@SuppressWarnings( "unchecked" )
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final Holder<Pattern> deserialized = deserialize( serialize( pattern ), Holder.class );
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assertDeepEquals( deserialized, pattern );
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final Holder<Pattern> patternWithFlags = new Holder<>(Pattern.compile("\n", Pattern.MULTILINE | Pattern.CASE_INSENSITIVE));
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@SuppressWarnings( "unchecked" )
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final Holder<Pattern> deserializedWithFlags = deserialize( serialize( patternWithFlags ), Holder.class );
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assertDeepEquals( deserializedWithFlags, patternWithFlags );
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}
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@Test
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public void testCopyRegex() throws Exception {
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final Holder<Pattern> pattern = new Holder<>(Pattern.compile("regex"));
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final Holder<Pattern> copy = _kryo.copy( pattern );
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assertDeepEquals( copy, pattern );
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final Holder<Pattern> patternWithFlags = new Holder<>(Pattern.compile("\n", Pattern.MULTILINE | Pattern.CASE_INSENSITIVE));
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final Holder<Pattern> copyWithFlags = _kryo.copy( patternWithFlags );
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assertDeepEquals( copyWithFlags, patternWithFlags );
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}
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@Test
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public void testStringBuffer() throws Exception {
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final StringBuffer stringBuffer = new StringBuffer( "<stringbuffer>with some content \n& some lines...</stringbuffer>" );
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final StringBuffer deserialized = deserialize( serialize( stringBuffer ), StringBuffer.class );
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assertDeepEquals( deserialized, stringBuffer );
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}
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@Test
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public void testStringBuilder() throws Exception {
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final StringBuilder stringBuilder = new StringBuilder( "<stringbuilder>with some content \n& some lines...</stringbuilder>" );
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final StringBuilder deserialized = deserialize( serialize( stringBuilder ), StringBuilder.class );
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assertDeepEquals( deserialized, stringBuilder );
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}
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@Test
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public void testMapWithIntConstructorOnly() throws Exception {
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final HashMapWithIntConstructorOnly map = new HashMapWithIntConstructorOnly(5 );
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final HashMapWithIntConstructorOnly deserialized = deserialize( serialize( map ), HashMapWithIntConstructorOnly.class );
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assertDeepEquals( deserialized, map );
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}
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@Test
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public void testCurrency() throws Exception {
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final Currency currency = Currency.getInstance( "EUR" );
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final Currency deserialized = deserialize( serialize( currency ), Currency.class );
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assertDeepEquals( deserialized, currency );
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// Check that the transient field defaultFractionDigits is initialized correctly
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Assert.assertEquals( deserialized.getCurrencyCode(), currency.getCurrencyCode() );
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Assert.assertEquals( deserialized.getDefaultFractionDigits(), currency.getDefaultFractionDigits() );
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}
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public Object[][] unmodifiableCollections() {
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final HashMap<String, String> m = new HashMap<>();
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m.put( "foo", "bar" );
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return new Object[][] {
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{ Collections.unmodifiableList(new ArrayList<>(Arrays.asList("foo", "bar")) ) },
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{ Collections.unmodifiableSet(new HashSet<>(Arrays.asList("foo", "bar")) ) },
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{ Collections.unmodifiableMap( m ) },
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};
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}
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@SuppressWarnings( "unchecked" )
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@Test
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public void testUnmodifiableCollections() throws Exception {
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final Object collection = unmodifiableCollections();
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final Holder<Object> holder = new Holder<>(collection);
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final Holder<Object> deserialized = deserialize( serialize( holder ), Holder.class );
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assertDeepEquals( deserialized, holder );
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}
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@Test
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public void testCopyUnmodifiableCollections() throws Exception {
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final Object collection = unmodifiableCollections();
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final Holder<Object> unmodifiableCollection = new Holder<>(collection);
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final Holder<Object> copy = _kryo.copy( unmodifiableCollection );
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assertDeepEquals( copy, unmodifiableCollection );
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}
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public Object[][] synchronizedCollections() {
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final HashMap<String, String> m = new HashMap<>();
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m.put( "foo", "bar" );
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return new Object[][] {
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{ Collections.synchronizedList(new ArrayList<>(Arrays.asList("foo", "bar")) ) },
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{ Collections.synchronizedSet(new HashSet<>(Arrays.asList("foo", "bar")) ) },
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{ Collections.synchronizedMap( m ) },
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};
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}
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@SuppressWarnings( "unchecked" )
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@Test
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public void testSynchronizedCollections( ) throws Exception {
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final Object collection = synchronizedCollections();
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final Holder<Object> holder = new Holder<>(collection);
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final Holder<Object> deserialized = deserialize( serialize( holder ), Holder.class );
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assertDeepEquals( deserialized, holder );
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}
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@Test
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public void testCopySynchronizedCollections() throws Exception {
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final Object collection = synchronizedCollections();
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final Holder<Object> synchronizedCollection = new Holder<>(collection);
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final Holder<Object> copy = _kryo.copy( synchronizedCollection );
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assertDeepEquals( copy, synchronizedCollection );
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}
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@SuppressWarnings( "unchecked" )
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@Test
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public void testJavaUtilCollectionsEmptyList() throws Exception {
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final Holder<List<String>> emptyList = new Holder<>(Collections.emptyList());
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final Holder<List<String>> deserialized = deserialize( serialize( emptyList ), Holder.class );
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assertDeepEquals( deserialized, emptyList );
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}
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|
@Test
|
|
public void testCopyJavaUtilCollectionsEmptyList() throws Exception {
|
|
final Holder<List<String>> emptyList = new Holder<>(Collections.emptyList());
|
|
final Holder<List<String>> copy = _kryo.copy( emptyList );
|
|
assertDeepEquals( copy, emptyList );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilCollectionsEmptySet() throws Exception {
|
|
final Holder<Set<String>> emptyList = new Holder<>(Collections.emptySet());
|
|
final Holder<Set<String>> deserialized = deserialize( serialize( emptyList ), Holder.class );
|
|
assertDeepEquals( deserialized, emptyList );
|
|
}
|
|
|
|
@Test
|
|
public void testCopyJavaUtilCollectionsEmptySet() throws Exception {
|
|
final Holder<Set<String>> emptyList = new Holder<>(Collections.emptySet());
|
|
final Holder<Set<String>> copy = _kryo.copy( emptyList );
|
|
assertDeepEquals( copy, emptyList );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilCollectionsEmptyMap() throws Exception {
|
|
final Holder<Map<String, String>> emptyMap = new Holder<>(Collections.emptyMap());
|
|
final Holder<Map<String, String>> deserialized = deserialize( serialize( emptyMap ), Holder.class );
|
|
assertDeepEquals( deserialized, emptyMap );
|
|
}
|
|
|
|
@Test
|
|
public void testCopyJavaUtilCollectionsEmptyMap() throws Exception {
|
|
final Holder<Map<String, String>> emptyMap = new Holder<>(Collections.emptyMap());
|
|
final Holder<Map<String, String>> copy = _kryo.copy( emptyMap );
|
|
assertDeepEquals( copy, emptyMap );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilArraysAsListEmpty() throws Exception {
|
|
final Holder<List<String>> asListHolder = new Holder<>(Arrays.asList());
|
|
final Holder<List<String>> deserialized = deserialize( serialize( asListHolder ), Holder.class );
|
|
assertDeepEquals( deserialized, asListHolder );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilArraysAsListPrimitiveArrayElement() throws Exception {
|
|
final int[] values = { 1, 2 };
|
|
@SuppressWarnings("rawtypes")
|
|
final Holder<List<String>> asListHolder = new Holder( Arrays.asList( values ) );
|
|
final Holder<List<String>> deserialized = deserialize( serialize( asListHolder ), Holder.class );
|
|
assertDeepEquals( deserialized, asListHolder );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilArraysAsListBoxedPrimitives() throws Exception {
|
|
final Integer[] values = { 1, 2 };
|
|
final List<Integer> list = Arrays.asList(values);
|
|
final Holder<List<Integer>> asListHolder = new Holder(list);
|
|
final Holder<List<Integer>> deserialized = deserialize( serialize( asListHolder ), Holder.class );
|
|
assertDeepEquals( deserialized, asListHolder );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilArraysAsListString() throws Exception {
|
|
final Holder<List<String>> asListHolder = new Holder<>(Arrays.asList("foo", "bar"));
|
|
final Holder<List<String>> deserialized = deserialize( serialize( asListHolder ), Holder.class );
|
|
assertDeepEquals( deserialized, asListHolder );
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public void testJavaUtilArraysAsListEmail() throws Exception {
|
|
final Holder<List<Email>> asListHolder = new Holder<>(Arrays.asList(new Email("foo", "foo@example.org")));
|
|
final Holder<List<Email>> deserialized = deserialize( serialize( asListHolder ), Holder.class );
|
|
assertDeepEquals( deserialized, asListHolder );
|
|
}
|
|
|
|
@Test
|
|
public void testCopyJavaUtilArraysAsList() throws Exception {
|
|
final List<String> list = Arrays.asList("foo", "bar");
|
|
final List<String> copy = _kryo.copy(list);
|
|
assertDeepEquals( copy, list );
|
|
}
|
|
|
|
@Test
|
|
public void testClassSerializer() throws Exception {
|
|
final Holder<Class<?>> clazz = new Holder<>(String.class);
|
|
@SuppressWarnings( "unchecked" )
|
|
final Holder<Class<?>> deserialized = deserialize( serialize( clazz ), Holder.class );
|
|
assertDeepEquals( deserialized, clazz );
|
|
}
|
|
|
|
@Test(expected = KryoException.class)
|
|
public void testInnerClass() throws Exception {
|
|
// seems to be related to #15
|
|
final Container container = TestClasses.createContainer();
|
|
final Container deserialized = deserialize( serialize( container ), Container.class );
|
|
assertDeepEquals( deserialized, container );
|
|
}
|
|
|
|
@Test
|
|
public <T> void testSharedObjectIdentity_CounterHolder() throws Exception {
|
|
final AtomicInteger sharedObject = new AtomicInteger( 42 );
|
|
final CounterHolder holder1 = new CounterHolder(sharedObject );
|
|
final CounterHolder holder2 = new CounterHolder( sharedObject );
|
|
final CounterHolderArray holderHolder = new CounterHolderArray(holder1, holder2 );
|
|
|
|
_kryo.setReferences(true);
|
|
final CounterHolderArray deserialized = deserialize( serialize( holderHolder ), CounterHolderArray.class );
|
|
assertDeepEquals( deserialized, holderHolder );
|
|
assertTrue( deserialized.holders[0].item == deserialized.holders[1].item );
|
|
}
|
|
|
|
protected Object[][] createSharedObjectIdentityProviderData() {
|
|
return new Object[][] {
|
|
{ AtomicInteger.class.getSimpleName(), new AtomicInteger( 42 ) },
|
|
{ Email.class.getSimpleName(), new Email( "foo bar", "foo.bar@example.com" ) } };
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public <T> void testSharedObjectIdentityWithArray() throws Exception {
|
|
Object[][] data = createSharedObjectIdentityProviderData();
|
|
for (final Object[] datum : data) {
|
|
String name = (String)datum[0];
|
|
T sharedObject = (T)datum[1];
|
|
|
|
final Holder<T> holder1 = new Holder<>(sharedObject);
|
|
final Holder<T> holder2 = new Holder<>(sharedObject);
|
|
final HolderArray<T> holderHolder = new HolderArray<>(holder1, holder2);
|
|
|
|
_kryo.setReferences(true);
|
|
|
|
final HolderArray<T> deserialized = deserialize( serialize( holderHolder ), HolderArray.class );
|
|
assertDeepEquals( deserialized, holderHolder );
|
|
assertTrue( deserialized.holders[0].item == deserialized.holders[1].item );
|
|
}
|
|
}
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
@Test
|
|
public <T> void testSharedObjectIdentity() throws Exception {
|
|
Object[][] data = createSharedObjectIdentityProviderData();
|
|
for (final Object[] datum : data) {
|
|
String name = (String) datum[0];
|
|
T sharedObject = (T) datum[1];
|
|
|
|
final Holder<T> holder1 = new Holder<>(sharedObject);
|
|
final Holder<T> holder2 = new Holder<>(sharedObject);
|
|
final HolderList<T> holderHolder = new HolderList<>(new ArrayList<>(Arrays.asList(holder1, holder2)));
|
|
|
|
_kryo.setReferences(true);
|
|
|
|
final HolderList<T> deserialized = deserialize( serialize( holderHolder ), HolderList.class );
|
|
assertDeepEquals( deserialized, holderHolder );
|
|
assertTrue( deserialized.holders.get( 0 ).item == deserialized.holders.get( 1 ).item );
|
|
}
|
|
}
|
|
|
|
protected Object[][] createTypesAsSessionAttributesData() {
|
|
return new Object[][] {
|
|
{ Boolean.class, Boolean.TRUE },
|
|
{ String.class, "42" },
|
|
{ StringBuilder.class, new StringBuilder( "42" ) },
|
|
{ StringBuffer.class, new StringBuffer( "42" ) },
|
|
{ Class.class, String.class },
|
|
{ Long.class, new Long( 42 ) },
|
|
{ Integer.class, new Integer( 42 ) },
|
|
{ Character.class, new Character( 'c' ) },
|
|
{ Byte.class, new Byte( "b".getBytes()[0] ) },
|
|
{ Double.class, new Double( 42d ) },
|
|
{ Float.class, new Float( 42f ) },
|
|
{ Short.class, new Short( (short) 42 ) },
|
|
{ BigDecimal.class, new BigDecimal( 42 ) },
|
|
{ AtomicInteger.class, new AtomicInteger( 42 ) },
|
|
{ AtomicLong.class, new AtomicLong( 42 ) },
|
|
{ Integer[].class, new Integer[] { 42 } },
|
|
{ Date.class, new Date( System.currentTimeMillis() - 10000 ) },
|
|
{ Calendar.class, Calendar.getInstance() },
|
|
{ Currency.class, Currency.getInstance( "EUR" ) },
|
|
{ ArrayList.class, new ArrayList<>(Arrays.asList("foo")) },
|
|
{ int[].class, new int[] { 1, 2 } },
|
|
{ long[].class, new long[] { 1, 2 } },
|
|
{ short[].class, new short[] { 1, 2 } },
|
|
{ float[].class, new float[] { 1, 2 } },
|
|
{ double[].class, new double[] { 1, 2 } },
|
|
{ int[].class, new int[] { 1, 2 } },
|
|
{ byte[].class, "42".getBytes() },
|
|
{ char[].class, "42".toCharArray() },
|
|
{ String[].class, new String[] { "23", "42" } },
|
|
{Person[].class, new Person[] {createPerson("foo bar", Gender.MALE, 42 ) } } };
|
|
}
|
|
|
|
@Test
|
|
public <T> void testTypesAsSessionAttributes() throws Exception {
|
|
Object[][] data = createTypesAsSessionAttributesData();
|
|
for (final Object[] datum : data) {
|
|
final Class<T> type = (Class<T>) datum[0];
|
|
final T instance = (T) datum[1];
|
|
|
|
@SuppressWarnings( "unchecked" )
|
|
final T deserialized = (T) deserialize( serialize( instance ), instance.getClass() );
|
|
assertDeepEquals( deserialized, instance );
|
|
}
|
|
}
|
|
|
|
@Test
|
|
public void testTypesInContainerClass() throws Exception {
|
|
final MyContainer myContainer = new MyContainer();
|
|
final MyContainer deserialized = deserialize( serialize( myContainer ), MyContainer.class );
|
|
assertDeepEquals( deserialized, myContainer );
|
|
}
|
|
|
|
@Test(expected = KryoException.class)
|
|
public void testClassWithoutDefaultConstructor() throws Exception {
|
|
final ClassWithoutDefaultConstructor obj = TestClasses.createClassWithoutDefaultConstructor("foo" );
|
|
final ClassWithoutDefaultConstructor deserialized = deserialize( serialize( obj ), ClassWithoutDefaultConstructor.class );
|
|
assertDeepEquals( deserialized, obj );
|
|
}
|
|
|
|
@Test
|
|
public void testPrivateClass() throws Exception {
|
|
final Holder<?> holder = new Holder<Object>( TestClasses.createPrivateClass( "foo" ) );
|
|
final Holder<?> deserialized = deserialize( serialize( holder ), Holder.class );
|
|
assertDeepEquals( deserialized, holder );
|
|
}
|
|
|
|
@Test
|
|
public void testCollections() throws Exception {
|
|
final EntityWithCollections obj = new EntityWithCollections();
|
|
final EntityWithCollections deserialized = deserialize( serialize( obj ), EntityWithCollections.class );
|
|
assertDeepEquals( deserialized, obj );
|
|
}
|
|
|
|
@Test
|
|
public void testCyclicDependencies() throws Exception {
|
|
_kryo.setReferences(true);
|
|
|
|
final Person p1 = createPerson( "foo bar", Gender.MALE, 42, "foo.bar@example.org", "foo.bar@example.com" );
|
|
final Person p2 = createPerson( "bar baz", Gender.FEMALE, 42, "bar.baz@example.org", "bar.baz@example.com" );
|
|
p1.addFriend( p2 );
|
|
p2.addFriend( p1 );
|
|
|
|
final Person deserialized = deserialize( serialize( p1 ), Person.class );
|
|
assertDeepEquals( deserialized, p1 );
|
|
}
|
|
|
|
@SuppressWarnings("RedundantIfStatement")
|
|
public static class EntityWithCollections {
|
|
private final String[] _bars;
|
|
private final List<String> _foos;
|
|
private final Map<String, Integer> _bazens;
|
|
|
|
public EntityWithCollections() {
|
|
_bars = new String[] { "foo", "bar" };
|
|
_foos = new ArrayList<>(Arrays.asList("foo", "bar"));
|
|
_bazens = new HashMap<>();
|
|
_bazens.put( "foo", 1 );
|
|
_bazens.put( "bar", 2 );
|
|
}
|
|
|
|
@Override
|
|
public int hashCode() {
|
|
final int prime = 31;
|
|
int result = 1;
|
|
result = prime * result + Arrays.hashCode( _bars );
|
|
result = prime * result + ( ( _bazens == null )
|
|
? 0
|
|
: _bazens.hashCode() );
|
|
result = prime * result + ( ( _foos == null )
|
|
? 0
|
|
: _foos.hashCode() );
|
|
return result;
|
|
}
|
|
|
|
@Override
|
|
public boolean equals( final Object obj ) {
|
|
if ( this == obj ) {
|
|
return true;
|
|
}
|
|
if ( obj == null ) {
|
|
return false;
|
|
}
|
|
if ( getClass() != obj.getClass() ) {
|
|
return false;
|
|
}
|
|
final EntityWithCollections other = (EntityWithCollections) obj;
|
|
if ( !Arrays.equals( _bars, other._bars ) ) {
|
|
return false;
|
|
}
|
|
if ( _bazens == null ) {
|
|
if ( other._bazens != null ) {
|
|
return false;
|
|
}
|
|
} else if ( !_bazens.equals( other._bazens ) ) {
|
|
return false;
|
|
}
|
|
if ( _foos == null ) {
|
|
if ( other._foos != null ) {
|
|
return false;
|
|
}
|
|
} else if ( !_foos.equals( other._foos ) ) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
}
|
|
|
|
public static void assertDeepEquals( final Object one, final Object another ) throws Exception {
|
|
assertDeepEquals( one, another, new IdentityHashMap<>() );
|
|
}
|
|
|
|
private static void assertDeepEquals( final Object one, final Object another, final Map<Object, Object> alreadyChecked )
|
|
throws Exception {
|
|
if ( one == another ) {
|
|
return;
|
|
}
|
|
if ( one == null && another != null || one != null && another == null ) {
|
|
Assert.fail("One of both is null: " + one + ", " + another );
|
|
}
|
|
if ( alreadyChecked.containsKey( one ) ) {
|
|
return;
|
|
}
|
|
alreadyChecked.put( one, another );
|
|
|
|
Assert.assertEquals( one.getClass(), another.getClass() );
|
|
if ( one.getClass().isPrimitive() || one instanceof String || one instanceof Character || one instanceof Boolean
|
|
|| one instanceof Class<?> ) {
|
|
Assert.assertEquals( one, another );
|
|
return;
|
|
}
|
|
|
|
if ( Map.class.isAssignableFrom( one.getClass() ) ) {
|
|
final Map<?, ?> m1 = (Map<?, ?>) one;
|
|
final Map<?, ?> m2 = (Map<?, ?>) another;
|
|
Assert.assertEquals( m1.size(), m2.size() );
|
|
final Iterator<? extends Map.Entry<?, ?>> iter1 = m1.entrySet().iterator();
|
|
while( iter1.hasNext() ) {
|
|
Map.Entry<?, ?> entry1 = iter1.next();
|
|
assertDeepEquals(entry1.getValue(), m2.get(entry1.getKey()), alreadyChecked );
|
|
}
|
|
return;
|
|
}
|
|
|
|
if ( Number.class.isAssignableFrom( one.getClass() ) ) {
|
|
Assert.assertEquals( ( (Number) one ).longValue(), ( (Number) another ).longValue() );
|
|
return;
|
|
}
|
|
|
|
if ( one instanceof Currency ) {
|
|
// Check that the transient field defaultFractionDigits is initialized correctly (that was issue #34)
|
|
final Currency currency1 = ( Currency) one;
|
|
final Currency currency2 = ( Currency) another;
|
|
Assert.assertEquals( currency1.getCurrencyCode(), currency2.getCurrencyCode() );
|
|
Assert.assertEquals( currency1.getDefaultFractionDigits(), currency2.getDefaultFractionDigits() );
|
|
}
|
|
|
|
if (Collection.class.isAssignableFrom(one.getClass())) {
|
|
final Collection c1 = (Collection) one;
|
|
final Collection c2 = (Collection) another;
|
|
Assert.assertEquals( c1.size(), c2.size() );
|
|
|
|
final Iterator iter1 = c1.iterator();
|
|
final Iterator iter2 = c2.iterator();
|
|
while( iter1.hasNext() ) {
|
|
assertDeepEquals(iter1.next(), iter2.next(), alreadyChecked);
|
|
}
|
|
|
|
Assert.assertFalse(iter2.hasNext());
|
|
return;
|
|
}
|
|
|
|
Class<?> clazz = one.getClass();
|
|
while ( clazz != null ) {
|
|
assertEqualDeclaredFields( clazz, one, another, alreadyChecked );
|
|
clazz = clazz.getSuperclass();
|
|
}
|
|
}
|
|
|
|
private static void assertEqualDeclaredFields( final Class<? extends Object> clazz, final Object one, final Object another,
|
|
final Map<Object, Object> alreadyChecked ) throws Exception, IllegalAccessException {
|
|
for ( final Field field : clazz.getDeclaredFields() ) {
|
|
field.setAccessible( true );
|
|
if ( !Modifier.isTransient( field.getModifiers() ) ) {
|
|
assertDeepEquals( field.get( one ), field.get( another ), alreadyChecked );
|
|
}
|
|
}
|
|
}
|
|
|
|
protected byte[] serialize( final Object o ) {
|
|
return serialize(_kryo, o);
|
|
}
|
|
|
|
public static byte[] serialize(final Kryo kryo, final Object o) {
|
|
if ( o == null ) {
|
|
throw new NullPointerException( "Can't serialize null" );
|
|
}
|
|
|
|
final Output output = new Output(4096);
|
|
kryo.writeObject(output, o);
|
|
output.flush();
|
|
return output.getBuffer();
|
|
}
|
|
|
|
protected <T> T deserialize( final byte[] in, final Class<T> clazz ) {
|
|
return deserialize(_kryo, in, clazz);
|
|
}
|
|
|
|
public static <T> T deserialize(final Kryo kryo, final byte[] in, final Class<T> clazz) {
|
|
final Input input = new Input(in);
|
|
return kryo.readObject(input, clazz);
|
|
}
|
|
}
|