/*
* Copyright 2015 Goldman Sachs.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.gs.collections.impl.list.mutable;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.LinkedList;
import com.gs.collections.api.list.MutableList;
import com.gs.collections.impl.block.factory.Predicates;
import com.gs.collections.impl.block.factory.Predicates2;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.impl.test.SerializeTestHelper;
import com.gs.collections.impl.test.Verify;
import org.junit.Assert;
import org.junit.Test;
/**
* JUnit test for {@link RandomAccessListAdapter}.
*/
public class RandomAccessListAdapterTest extends AbstractListTestCase
{
@Override
protected <T> RandomAccessListAdapter<T> newWith(T... littleElements)
{
return new RandomAccessListAdapter<>(Collections.synchronizedList(new ArrayList<>(FastList.newListWith(littleElements))));
}
@Override
@Test
public void asSynchronized()
{
super.asSynchronized();
Verify.assertInstanceOf(SynchronizedMutableList.class, RandomAccessListAdapter.adapt(Collections.singletonList("1")).asSynchronized());
}
@Override
@Test
public void testClone()
{
MutableList<Integer> list = this.newWith(1, 2, 3);
MutableList<Integer> list2 = list.clone();
Verify.assertListsEqual(list, list2);
}
@Override
@Test
public void equalsAndHashCode()
{
super.equalsAndHashCode();
MutableList<Integer> list1 = this.newWith(1, 2, 3);
MutableList<Integer> list2 = this.newWith(1, 2, 3);
MutableList<Integer> list3 = this.newWith(2, 3, 4);
Assert.assertNotEquals(list1, null);
Verify.assertEqualsAndHashCode(list1, list1);
Verify.assertEqualsAndHashCode(list1, list2);
Assert.assertNotEquals(list2, list3);
}
@Test
@Override
public void subList()
{
MutableList<String> list = this.newWith("A", "B", "C", "D");
MutableList<String> sublist = list.subList(1, 3);
Verify.assertEqualsAndHashCode(sublist, sublist);
Verify.assertSize(2, sublist);
Verify.assertContainsAll(sublist, "B", "C");
sublist.add("X");
Verify.assertSize(3, sublist);
Verify.assertContainsAll(sublist, "B", "C", "X");
Verify.assertSize(5, list);
Verify.assertContainsAll(list, "A", "B", "C", "X", "D");
sublist.remove("X");
Verify.assertContainsAll(sublist, "B", "C");
Verify.assertContainsAll(list, "A", "B", "C", "D");
Assert.assertEquals("C", sublist.set(1, "R"));
Verify.assertContainsAll(sublist, "B", "R");
Verify.assertContainsAll(list, "A", "B", "R", "D");
sublist.addAll(Arrays.asList("W", "G"));
Verify.assertContainsAll(sublist, "B", "R", "W", "G");
Verify.assertContainsAll(list, "A", "B", "R", "W", "G", "D");
sublist.clear();
Verify.assertEmpty(sublist);
Verify.assertContainsAll(list, "A", "D");
}
@Override
@Test
public void newListWithSize()
{
super.newListWithSize();
MutableList<Integer> collection = this.newWith(1, 2, 3);
Verify.assertContainsAll(collection, 1, 2, 3);
Verify.assertThrows(IllegalArgumentException.class, () -> new RandomAccessListAdapter<>(new LinkedList<>()));
}
@Override
@Test
public void serialization()
{
super.serialization();
MutableList<Integer> collection = this.newWith(1, 2, 3, 4, 5);
MutableList<Integer> deserializedCollection = SerializeTestHelper.serializeDeserialize(collection);
Verify.assertSize(5, deserializedCollection);
Verify.assertContainsAll(deserializedCollection, 1, 2, 3, 4, 5);
Assert.assertEquals(collection, deserializedCollection);
}
@Override
@Test
public void forEachFromTo()
{
super.forEachFromTo();
MutableList<Integer> result = Lists.mutable.of();
MutableList<Integer> collection = this.newWith(1, 2, 3, 4);
collection.forEach(2, 3, result::add);
Verify.assertSize(2, result);
Verify.assertContainsAll(result, 3, 4);
}
@Override
@Test
public void removeIf()
{
super.removeIf();
MutableList<Integer> objects = this.newWith(1, 2, 3, null);
Assert.assertTrue(objects.removeIf(Predicates.isNull()));
Verify.assertSize(3, objects);
Verify.assertContainsAll(objects, 1, 2, 3);
}
@Override
@Test
public void removeIfWith()
{
super.removeIf();
MutableList<Integer> objects = this.newWith(1, 2, 3, null);
Assert.assertTrue(objects.removeIfWith(Predicates2.isNull(), null));
Verify.assertSize(3, objects);
Verify.assertContainsAll(objects, 1, 2, 3);
}
@Test
public void testRemoveIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.remove(2);
Verify.assertSize(2, objects);
Verify.assertContainsAll(objects, 1, 2);
}
@Override
@Test
public void indexOf()
{
super.indexOf();
MutableList<Integer> objects = this.newWith(1, 2, 3);
Assert.assertEquals(1, objects.indexOf(2));
}
@Override
@Test
public void lastIndexOf()
{
super.lastIndexOf();
MutableList<Integer> objects = this.newWith(1, 2, 3);
Assert.assertEquals(1, objects.lastIndexOf(2));
}
@Test
public void testSet()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
Assert.assertEquals(Integer.valueOf(2), objects.set(1, 4));
Verify.assertItemAtIndex(4, 1, objects);
}
@Test
public void testAddAtIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.add(0, 0);
Verify.assertSize(4, objects);
Verify.assertItemAtIndex(0, 0, objects);
}
@Test
public void testAddAllAtIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.addAll(0, Lists.fixedSize.of(0));
Verify.assertSize(4, objects);
Verify.assertItemAtIndex(0, 0, objects);
}
@Test
public void testWithMethods()
{
Verify.assertContainsAll(this.newWith(1), 1);
Verify.assertContainsAll(this.newWith(1).with(2), 1, 2);
Verify.assertContainsAll(this.newWith(1).with(2, 3), 1, 2, 3);
Verify.assertContainsAll(this.newWith(1).with(2, 3, 4), 1, 2, 3, 4);
Verify.assertContainsAll(this.newWith(1).with(2, 3, 4, 5), 1, 2, 3, 4, 5);
}
@Override
@Test
public void newEmpty()
{
Verify.assertInstanceOf(MutableList.class, this.newWith().newEmpty());
}
@Test
public void adaptNull()
{
Verify.assertThrows(NullPointerException.class, () -> new RandomAccessListAdapter<>(null));
Verify.assertThrows(NullPointerException.class, () -> RandomAccessListAdapter.adapt(null)); }
@Test
public void adapt()
{
Verify.assertInstanceOf(ArrayListAdapter.class, RandomAccessListAdapter.adapt(new ArrayList<>()));
}
}