/*
* 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.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.ListIterator;
import com.gs.collections.api.RichIterable;
import com.gs.collections.api.collection.MutableCollection;
import com.gs.collections.api.list.ImmutableList;
import com.gs.collections.api.list.ListIterable;
import com.gs.collections.api.list.MutableList;
import com.gs.collections.api.list.primitive.MutableBooleanList;
import com.gs.collections.api.list.primitive.MutableByteList;
import com.gs.collections.api.list.primitive.MutableCharList;
import com.gs.collections.api.list.primitive.MutableDoubleList;
import com.gs.collections.api.list.primitive.MutableFloatList;
import com.gs.collections.api.list.primitive.MutableIntList;
import com.gs.collections.api.list.primitive.MutableLongList;
import com.gs.collections.api.list.primitive.MutableShortList;
import com.gs.collections.api.partition.list.PartitionMutableList;
import com.gs.collections.api.stack.MutableStack;
import com.gs.collections.impl.block.factory.Comparators;
import com.gs.collections.impl.block.factory.HashingStrategies;
import com.gs.collections.impl.block.factory.Predicates;
import com.gs.collections.impl.block.factory.Predicates2;
import com.gs.collections.impl.block.factory.PrimitiveFunctions;
import com.gs.collections.impl.block.procedure.CollectionAddProcedure;
import com.gs.collections.impl.collection.mutable.AbstractCollectionTestCase;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.impl.factory.Stacks;
import com.gs.collections.impl.factory.primitive.BooleanLists;
import com.gs.collections.impl.factory.primitive.ByteLists;
import com.gs.collections.impl.factory.primitive.CharLists;
import com.gs.collections.impl.factory.primitive.DoubleLists;
import com.gs.collections.impl.factory.primitive.FloatLists;
import com.gs.collections.impl.factory.primitive.IntLists;
import com.gs.collections.impl.factory.primitive.LongLists;
import com.gs.collections.impl.factory.primitive.ShortLists;
import com.gs.collections.impl.lazy.ReverseIterable;
import com.gs.collections.impl.list.Interval;
import com.gs.collections.impl.list.fixed.ArrayAdapter;
import com.gs.collections.impl.list.mutable.primitive.IntArrayList;
import com.gs.collections.impl.set.mutable.UnifiedSet;
import com.gs.collections.impl.test.SerializeTestHelper;
import com.gs.collections.impl.test.Verify;
import org.junit.Assert;
import org.junit.Test;
import static com.gs.collections.impl.factory.Iterables.iList;
/**
* Abstract JUnit test for {@link MutableList}s.
*/
public abstract class AbstractListTestCase
extends AbstractCollectionTestCase
{
@Override
protected abstract <T> MutableList<T> newWith(T... littleElements);
@Test
public void randomAccess_throws()
{
Verify.assertThrows(IllegalArgumentException.class, () -> new ListAdapter<>(FastList.newListWith(1, 2, 3)));
}
@Test
public void detectIndex()
{
Assert.assertEquals(1, this.newWith(1, 2, 3, 4).detectIndex(integer -> integer % 2 == 0));
Assert.assertEquals(0, this.newWith(1, 2, 3, 4).detectIndex(integer -> integer % 2 != 0));
Assert.assertEquals(-1, this.newWith(1, 2, 3, 4).detectIndex(integer -> integer % 5 == 0));
Assert.assertEquals(2, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectIndex(integer -> integer == 2));
Assert.assertEquals(0, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectIndex(integer -> integer != 2));
Assert.assertEquals(-1, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectIndex(integer -> integer == 5));
}
@Test
public void detectLastIndex()
{
Assert.assertEquals(3, this.newWith(1, 2, 3, 4).detectLastIndex(integer -> integer % 2 == 0));
Assert.assertEquals(2, this.newWith(1, 2, 3, 4).detectLastIndex(integer -> integer % 2 != 0));
Assert.assertEquals(-1, this.newWith(1, 2, 3, 4).detectLastIndex(integer -> integer % 5 == 0));
Assert.assertEquals(8, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectLastIndex(integer -> integer == 2));
Assert.assertEquals(7, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectLastIndex(integer -> integer != 2));
Assert.assertEquals(-1, this.newWith(1, 1, 2, 2, 3, 3, 3, 4, 2).detectLastIndex(integer -> integer == 5));
}
@Override
public void collectBoolean()
{
super.collectBoolean();
MutableBooleanList result = this.newWith(-1, 0, 1, 4).collectBoolean(PrimitiveFunctions.integerIsPositive());
Assert.assertEquals(BooleanLists.mutable.of(false, false, true, true), result);
}
@Override
public void collectByte()
{
super.collectByte();
MutableByteList result = this.newWith(1, 2, 3, 4).collectByte(PrimitiveFunctions.unboxIntegerToByte());
Assert.assertEquals(ByteLists.mutable.of((byte) 1, (byte) 2, (byte) 3, (byte) 4), result);
}
@Override
public void collectChar()
{
super.collectChar();
MutableCharList result = this.newWith(1, 2, 3, 4).collectChar(PrimitiveFunctions.unboxIntegerToChar());
Assert.assertEquals(CharLists.mutable.of((char) 1, (char) 2, (char) 3, (char) 4), result);
}
@Override
public void collectDouble()
{
super.collectDouble();
MutableDoubleList result = this.newWith(1, 2, 3, 4).collectDouble(PrimitiveFunctions.unboxIntegerToDouble());
Assert.assertEquals(DoubleLists.mutable.of(1.0d, 2.0d, 3.0d, 4.0d), result);
}
@Override
public void collectFloat()
{
super.collectFloat();
MutableFloatList result = this.newWith(1, 2, 3, 4).collectFloat(PrimitiveFunctions.unboxIntegerToFloat());
Assert.assertEquals(FloatLists.mutable.of(1.0f, 2.0f, 3.0f, 4.0f), result);
}
@Override
public void collectInt()
{
super.collectInt();
MutableIntList result = this.newWith(1, 2, 3, 4).collectInt(PrimitiveFunctions.unboxIntegerToInt());
Assert.assertEquals(IntLists.mutable.of(1, 2, 3, 4), result);
}
@Override
public void collectLong()
{
super.collectLong();
MutableLongList result = this.newWith(1, 2, 3, 4).collectLong(PrimitiveFunctions.unboxIntegerToLong());
Assert.assertEquals(LongLists.mutable.of(1L, 2L, 3L, 4L), result);
}
@Override
public void collectShort()
{
super.collectShort();
MutableShortList result = this.newWith(1, 2, 3, 4).collectShort(PrimitiveFunctions.unboxIntegerToShort());
Assert.assertEquals(ShortLists.mutable.of((short) 1, (short) 2, (short) 3, (short) 4), result);
}
@Override
@Test
public void asSynchronized()
{
Verify.assertInstanceOf(SynchronizedMutableList.class, this.newWith().asSynchronized());
}
@Override
@Test
public void toImmutable()
{
super.toImmutable();
Verify.assertInstanceOf(ImmutableList.class, this.newWith().toImmutable());
Assert.assertSame(this.newWith().toImmutable(), this.newWith().toImmutable());
}
@Override
@Test
public void asUnmodifiable()
{
Verify.assertInstanceOf(UnmodifiableMutableList.class, this.newWith().asUnmodifiable());
}
@Test
public void testClone()
{
MutableList<Integer> list = this.newWith(1, 2, 3);
MutableList<Integer> list2 = list.clone();
Verify.assertListsEqual(list, list2);
Verify.assertShallowClone(list);
}
@Override
@Test
public void equalsAndHashCode()
{
MutableCollection<Integer> list1 = this.newWith(1, 2, 3);
MutableCollection<Integer> list2 = this.newWith(1, 2, 3);
MutableCollection<Integer> list3 = this.newWith(2, 3, 4);
MutableCollection<Integer> list4 = this.newWith(1, 2, 3, 4);
Assert.assertNotEquals(list1, null);
Verify.assertEqualsAndHashCode(list1, list1);
Verify.assertEqualsAndHashCode(list1, list2);
Verify.assertEqualsAndHashCode(new LinkedList<>(Arrays.asList(1, 2, 3)), list1);
Verify.assertEqualsAndHashCode(new ArrayList<>(Arrays.asList(1, 2, 3)), list1);
Verify.assertEqualsAndHashCode(ArrayAdapter.newArrayWith(1, 2, 3), list1);
Assert.assertNotEquals(list2, list3);
Assert.assertNotEquals(list2, list4);
Assert.assertNotEquals(new LinkedList<>(Arrays.asList(1, 2, 3)), list4);
Assert.assertNotEquals(new LinkedList<>(Arrays.asList(1, 2, 3, 3)), list4);
Assert.assertNotEquals(new ArrayList<>(Arrays.asList(1, 2, 3)), list4);
Assert.assertNotEquals(new ArrayList<>(Arrays.asList(1, 2, 3, 3)), list4);
Assert.assertNotEquals(list4, new LinkedList<>(Arrays.asList(1, 2, 3)));
Assert.assertNotEquals(list4, new LinkedList<>(Arrays.asList(1, 2, 3, 3)));
Assert.assertNotEquals(list4, new ArrayList<>(Arrays.asList(1, 2, 3)));
Assert.assertNotEquals(list4, new ArrayList<>(Arrays.asList(1, 2, 3, 3)));
Assert.assertNotEquals(new LinkedList<>(Arrays.asList(1, 2, 3, 4)), list1);
Assert.assertNotEquals(new LinkedList<>(Arrays.asList(1, 2, null)), list1);
Assert.assertNotEquals(new LinkedList<>(Arrays.asList(1, 2)), list1);
Assert.assertNotEquals(new ArrayList<>(Arrays.asList(1, 2, 3, 4)), list1);
Assert.assertNotEquals(new ArrayList<>(Arrays.asList(1, 2, null)), list1);
Assert.assertNotEquals(new ArrayList<>(Arrays.asList(1, 2)), list1);
Assert.assertNotEquals(ArrayAdapter.newArrayWith(1, 2, 3, 4), list1);
}
@Test
public void newListWithSize()
{
MutableList<Integer> list = this.newWith(1, 2, 3);
Verify.assertContainsAll(list, 1, 2, 3);
}
@Test
public void 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);
}
@Test
public void corresponds()
{
MutableList<Integer> integers1 = this.newWith(1, 2, 2, 3, 3, 3, 4, 4, 4, 4);
MutableList<Integer> integers2 = this.newWith(1, 2, 3, 4);
Assert.assertFalse(integers1.corresponds(integers2, Predicates2.alwaysTrue()));
Assert.assertFalse(integers2.corresponds(integers1, Predicates2.alwaysTrue()));
MutableList<Integer> integers3 = this.newWith(2, 3, 3, 4, 4, 4, 5, 5, 5, 5);
Assert.assertTrue(integers1.corresponds(integers3, Predicates2.lessThan()));
Assert.assertFalse(integers1.corresponds(integers3, Predicates2.greaterThan()));
MutableList<Integer> nonRandomAccess = ListAdapter.adapt(new LinkedList<>(integers3));
Assert.assertTrue(integers1.corresponds(nonRandomAccess, Predicates2.lessThan()));
Assert.assertFalse(integers1.corresponds(nonRandomAccess, Predicates2.greaterThan()));
Assert.assertTrue(nonRandomAccess.corresponds(integers1, Predicates2.greaterThan()));
Assert.assertFalse(nonRandomAccess.corresponds(integers1, Predicates2.lessThan()));
MutableList<String> nullBlanks = this.newWith(null, "", " ", null);
Assert.assertTrue(nullBlanks.corresponds(FastList.newListWith(null, "", " ", null), Comparators::nullSafeEquals));
Assert.assertFalse(nullBlanks.corresponds(FastList.newListWith("", null, " ", ""), Comparators::nullSafeEquals));
}
@Test
public void forEachFromTo()
{
MutableList<Integer> result = FastList.newList();
MutableList<Integer> collection = FastList.newListWith(1, 2, 3, 4);
collection.forEach(2, 3, result::add);
Assert.assertEquals(this.newWith(3, 4), result);
MutableList<Integer> result2 = FastList.newList();
collection.forEach(3, 2, CollectionAddProcedure.on(result2));
Assert.assertEquals(this.newWith(4, 3), result2);
MutableList<Integer> result3 = FastList.newList();
collection.forEach(0, 3, CollectionAddProcedure.on(result3));
Assert.assertEquals(this.newWith(1, 2, 3, 4), result3);
MutableList<Integer> result4 = FastList.newList();
collection.forEach(3, 0, CollectionAddProcedure.on(result4));
Assert.assertEquals(this.newWith(4, 3, 2, 1), result4);
Verify.assertThrows(IndexOutOfBoundsException.class, () -> collection.forEach(-1, 0, result::add));
Verify.assertThrows(IndexOutOfBoundsException.class, () -> collection.forEach(0, -1, result::add));
}
@Test
public void forEachFromToInReverse()
{
MutableList<Integer> result = Lists.mutable.of();
this.newWith(1, 2, 3, 4).forEach(3, 2, result::add);
Assert.assertEquals(FastList.newListWith(4, 3), result);
}
@Test
public void reverseForEach()
{
MutableList<Integer> result = Lists.mutable.of();
MutableList<Integer> collection = this.newWith(1, 2, 3, 4);
collection.reverseForEach(result::add);
Assert.assertEquals(FastList.newListWith(4, 3, 2, 1), result);
}
@Test
public void reverseForEach_emptyList()
{
MutableList<Integer> integers = Lists.mutable.of();
MutableList<Integer> results = Lists.mutable.of();
integers.reverseForEach(results::add);
Assert.assertEquals(integers, results);
}
@Test
public void reverseThis()
{
MutableList<Integer> original = this.newWith(1, 2, 3, 4);
MutableList<Integer> reversed = original.reverseThis();
Assert.assertEquals(FastList.newListWith(4, 3, 2, 1), reversed);
Assert.assertSame(original, reversed);
}
@Test
public void toReversed()
{
MutableList<Integer> original = this.newWith(1, 2, 3, 4);
MutableList<Integer> actual = original.toReversed();
MutableList<Integer> expected = this.newWith(4, 3, 2, 1);
Assert.assertEquals(expected, actual);
Assert.assertNotSame(original, actual);
}
@Test
public void distinct()
{
ListIterable<Integer> list = this.newWith(1, 4, 3, 2, 1, 4, 1);
ListIterable<Integer> actual = list.distinct();
Verify.assertListsEqual(FastList.newListWith(1, 4, 3, 2), actual.toList());
}
@Test
public void distinctWithHashingStrategy()
{
ListIterable<String> list = this.newWith("a", "A", "b", "C", "b", "D", "E", "e");
ListIterable<String> actual = list.distinct(HashingStrategies.fromFunction(String::toLowerCase));
Verify.assertListsEqual(FastList.newListWith("a", "b", "C", "D", "E"), actual.toList());
}
@Override
@Test
public void removeIf()
{
MutableCollection<Integer> objects = this.newWith(1, 2, 3, null);
objects.removeIf(Predicates.isNull());
Assert.assertEquals(FastList.newListWith(1, 2, 3), objects);
}
@Test
public void removeIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.remove(2);
Assert.assertEquals(FastList.newListWith(1, 2), objects);
}
@Test
public void indexOf()
{
MutableList<Integer> objects = this.newWith(1, 2, 2);
Assert.assertEquals(1, objects.indexOf(2));
Assert.assertEquals(0, objects.indexOf(1));
Assert.assertEquals(-1, objects.indexOf(3));
}
@Test
public void lastIndexOf()
{
MutableList<Integer> objects = this.newWith(2, 2, 3);
Assert.assertEquals(1, objects.lastIndexOf(2));
Assert.assertEquals(2, objects.lastIndexOf(3));
Assert.assertEquals(-1, objects.lastIndexOf(1));
}
@Test
public void set()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
Assert.assertEquals(Integer.valueOf(2), objects.set(1, 4));
Assert.assertEquals(FastList.newListWith(1, 4, 3), objects);
}
@Test
public void addAtIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.add(0, 0);
Assert.assertEquals(FastList.newListWith(0, 1, 2, 3), objects);
}
@Test
public void addAllAtIndex()
{
MutableList<Integer> objects = this.newWith(1, 2, 3);
objects.addAll(0, Lists.fixedSize.of(0));
Integer one = -1;
objects.addAll(0, new ArrayList<>(Lists.fixedSize.of(one)));
objects.addAll(0, FastList.newListWith(-2));
objects.addAll(0, UnifiedSet.newSetWith(-3));
Assert.assertEquals(FastList.newListWith(-3, -2, -1, 0, 1, 2, 3), objects);
}
@Test
public void withMethods()
{
Verify.assertContainsAll(this.newWith().with(1), 1);
Verify.assertContainsAll(this.newWith(1), 1);
Verify.assertContainsAll(this.newWith(1).with(2), 1, 2);
}
@Test
public void sortThis_with_null()
{
MutableList<Integer> integers = this.newWith(2, null, 3, 4, 1);
Verify.assertStartsWith(integers.sortThis(Comparators.safeNullsLow(Integer::compareTo)), null, 1, 2, 3, 4);
}
@Test
public void sortThis_small()
{
MutableList<Integer> actual = this.newWith(1, 2, 3).shuffleThis();
MutableList<Integer> sorted = actual.sortThis();
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(1, 2, 3), actual);
}
@Test
public void sortThis()
{
MutableList<Integer> actual = this.newWith(1, 2, 3, 4, 5, 6, 7, 8, 9, 10).shuffleThis();
MutableList<Integer> sorted = actual.sortThis();
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(1, 2, 3, 4, 5, 6, 7, 8, 9, 10), actual);
}
@Test
public void sortThis_large()
{
MutableList<Integer> actual = this.newWith(Interval.oneTo(1000).toArray()).shuffleThis();
MutableList<Integer> sorted = actual.sortThis();
Assert.assertSame(actual, sorted);
Assert.assertEquals(Interval.oneTo(1000).toList(), actual);
}
@Test
public void sortThis_with_comparator_small()
{
MutableList<Integer> actual = this.newWith(1, 2, 3).shuffleThis();
MutableList<Integer> sorted = actual.sortThis(Collections.<Integer>reverseOrder());
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(3, 2, 1), actual);
}
@Test
public void sortThis_with_comparator()
{
MutableList<Integer> actual = this.newWith(1, 2, 3, 4, 5, 6, 7, 8, 9, 10).shuffleThis();
MutableList<Integer> sorted = actual.sortThis(Collections.<Integer>reverseOrder());
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(10, 9, 8, 7, 6, 5, 4, 3, 2, 1), actual);
}
@Test
public void sortThis_with_comparator_large()
{
MutableList<Integer> actual = this.newWith(Interval.oneTo(1000).toArray()).shuffleThis();
MutableList<Integer> sorted = actual.sortThis(Collections.<Integer>reverseOrder());
Assert.assertSame(actual, sorted);
Assert.assertEquals(Interval.fromToBy(1000, 1, -1).toList(), actual);
}
@Test
public void sortThisBy()
{
MutableList<Integer> actual = this.newWith(1, 2, 3, 4, 5, 6, 7, 8, 9, 10).shuffleThis();
MutableList<Integer> sorted = actual.sortThisBy(String::valueOf);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(1, 10, 2, 3, 4, 5, 6, 7, 8, 9), actual);
}
@Test
public void sortThisByBoolean()
{
MutableList<Integer> actual = this.newWith(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
MutableList<Integer> sorted = actual.sortThisByBoolean(i -> i % 2 == 0);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith(1, 3, 5, 7, 9, 2, 4, 6, 8, 10), actual);
}
@Test
public void sortThisByInt()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByInt(Integer::parseInt);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Test
public void sortThisByChar()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9").shuffleThis();
MutableList<String> sorted = actual.sortThisByChar(s -> s.charAt(0));
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9"), actual);
}
@Test
public void sortThisByByte()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByByte(Byte::parseByte);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Test
public void sortThisByShort()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByShort(Short::parseShort);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Test
public void sortThisByFloat()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByFloat(Float::parseFloat);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Test
public void sortThisByLong()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByLong(Long::parseLong);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Test
public void sortThisByDouble()
{
MutableList<String> actual = this.newWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10").shuffleThis();
MutableList<String> sorted = actual.sortThisByDouble(Double::parseDouble);
Assert.assertSame(actual, sorted);
Assert.assertEquals(FastList.newListWith("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"), actual);
}
@Override
@Test
public void newEmpty()
{
Verify.assertInstanceOf(MutableList.class, this.newWith().newEmpty());
}
@Override
@Test
public void testToString()
{
MutableList<Object> list = this.newWith(1, 2, 3);
list.add(list);
Assert.assertEquals("[1, 2, 3, (this " + list.getClass().getSimpleName() + ")]", list.toString());
}
@Override
@Test
public void makeString()
{
MutableList<Object> list = this.newWith(1, 2, 3);
list.add(list);
Assert.assertEquals("1, 2, 3, (this " + list.getClass().getSimpleName() + ')', list.makeString());
}
@Override
@Test
public void makeStringWithSeparator()
{
MutableList<Object> list = this.newWith(1, 2, 3);
Assert.assertEquals("1/2/3", list.makeString("/"));
}
@Override
@Test
public void makeStringWithSeparatorAndStartAndEnd()
{
MutableList<Object> list = this.newWith(1, 2, 3);
Assert.assertEquals("[1/2/3]", list.makeString("[", "/", "]"));
}
@Override
@Test
public void appendString()
{
MutableList<Object> list = this.newWith(1, 2, 3);
list.add(list);
Appendable builder = new StringBuilder();
list.appendString(builder);
Assert.assertEquals("1, 2, 3, (this " + list.getClass().getSimpleName() + ')', builder.toString());
}
@Override
@Test
public void appendStringWithSeparator()
{
MutableList<Object> list = this.newWith(1, 2, 3);
Appendable builder = new StringBuilder();
list.appendString(builder, "/");
Assert.assertEquals("1/2/3", builder.toString());
}
@Override
@Test
public void appendStringWithSeparatorAndStartAndEnd()
{
MutableList<Object> list = this.newWith(1, 2, 3);
Appendable builder = new StringBuilder();
list.appendString(builder, "[", "/", "]");
Assert.assertEquals("[1/2/3]", builder.toString());
}
@Test
public void forEachWithIndexWithFromTo()
{
MutableList<Integer> integers = this.newWith(4, 4, 4, 4, 3, 3, 3, 2, 2, 1);
StringBuilder builder = new StringBuilder();
integers.forEachWithIndex(5, 7, (each, index) -> builder.append(each).append(index));
Assert.assertEquals("353627", builder.toString());
StringBuilder builder2 = new StringBuilder();
integers.forEachWithIndex(5, 5, (each, index) -> builder2.append(each).append(index));
Assert.assertEquals("35", builder2.toString());
StringBuilder builder3 = new StringBuilder();
integers.forEachWithIndex(0, 9, (each, index) -> builder3.append(each).append(index));
Assert.assertEquals("40414243343536272819", builder3.toString());
StringBuilder builder4 = new StringBuilder();
integers.forEachWithIndex(7, 5, (each, index) -> builder4.append(each).append(index));
Assert.assertEquals("273635", builder4.toString());
StringBuilder builder5 = new StringBuilder();
integers.forEachWithIndex(9, 0, (each, index) -> builder5.append(each).append(index));
Assert.assertEquals("19282736353443424140", builder5.toString());
MutableList<Integer> result = Lists.mutable.of();
Verify.assertThrows(IndexOutOfBoundsException.class, () -> integers.forEachWithIndex(-1, 0, new AddToList(result)));
Verify.assertThrows(IndexOutOfBoundsException.class, () -> integers.forEachWithIndex(0, -1, new AddToList(result)));
}
@Test
public void forEachWithIndexWithFromToInReverse()
{
MutableList<Integer> result = Lists.mutable.of();
this.newWith(1, 2, 3).forEachWithIndex(2, 1, new AddToList(result));
Assert.assertEquals(FastList.newListWith(3, 2), result);
}
@Test(expected = NullPointerException.class)
public void sortThisWithNullWithNoComparator()
{
MutableList<Integer> integers = this.newWith(2, null, 3, 4, 1);
integers.sortThis();
}
@Test(expected = NullPointerException.class)
public void sortThisWithNullWithNoComparatorOnListWithMoreThan10Elements()
{
MutableList<Integer> integers = this.newWith(2, null, 3, 4, 1, 5, 6, 7, 8, 9, 10, 11);
integers.sortThis();
}
@Test(expected = NullPointerException.class)
public void toSortedListWithNullWithNoComparator()
{
MutableList<Integer> integers = this.newWith(2, null, 3, 4, 1);
integers.toSortedList();
}
@Test(expected = NullPointerException.class)
public void toSortedListWithNullWithNoComparatorOnListWithMoreThan10Elements()
{
MutableList<Integer> integers = this.newWith(2, null, 3, 4, 1, 5, 6, 7, 8, 9, 10, 11);
integers.toSortedList();
}
@Test
public void forEachOnRange()
{
MutableList<Integer> list = this.newWith();
list.addAll(FastList.newListWith(0, 1, 2, 3));
list.addAll(FastList.newListWith(4, 5, 6));
list.addAll(FastList.<Integer>newList());
list.addAll(FastList.newListWith(7, 8, 9));
this.validateForEachOnRange(list, 0, 0, FastList.newListWith(0));
this.validateForEachOnRange(list, 3, 5, FastList.newListWith(3, 4, 5));
this.validateForEachOnRange(list, 4, 6, FastList.newListWith(4, 5, 6));
this.validateForEachOnRange(list, 9, 9, FastList.newListWith(9));
this.validateForEachOnRange(list, 0, 9, FastList.newListWith(0, 1, 2, 3, 4, 5, 6, 7, 8, 9));
Verify.assertThrows(
IndexOutOfBoundsException.class,
() -> this.validateForEachOnRange(list, 10, 10, FastList.<Integer>newList()));
}
protected void validateForEachOnRange(MutableList<Integer> list, int from, int to, List<Integer> expectedOutput)
{
List<Integer> outputList = Lists.mutable.of();
list.forEach(from, to, outputList::add);
Assert.assertEquals(expectedOutput, outputList);
}
@Test
public void forEachWithIndexOnRange()
{
MutableList<Integer> list = this.newWith();
list.addAll(FastList.newListWith(0, 1, 2, 3));
list.addAll(FastList.newListWith(4, 5, 6));
list.addAll(FastList.<Integer>newList());
list.addAll(FastList.newListWith(7, 8, 9));
this.validateForEachWithIndexOnRange(list, 0, 0, FastList.newListWith(0));
this.validateForEachWithIndexOnRange(list, 3, 5, FastList.newListWith(3, 4, 5));
this.validateForEachWithIndexOnRange(list, 4, 6, FastList.newListWith(4, 5, 6));
this.validateForEachWithIndexOnRange(list, 9, 9, FastList.newListWith(9));
this.validateForEachWithIndexOnRange(list, 0, 9, FastList.newListWith(0, 1, 2, 3, 4, 5, 6, 7, 8, 9));
Verify.assertThrows(
IndexOutOfBoundsException.class,
() -> this.validateForEachWithIndexOnRange(list, 10, 10, FastList.<Integer>newList()));
}
protected void validateForEachWithIndexOnRange(
MutableList<Integer> list,
int from,
int to,
List<Integer> expectedOutput)
{
MutableList<Integer> outputList = Lists.mutable.of();
list.forEachWithIndex(from, to, (each, index) -> outputList.add(each));
Assert.assertEquals(expectedOutput, outputList);
}
@Test
public void subList()
{
MutableList<String> list = this.newWith("A", "B", "C", "D");
MutableList<String> sublist = list.subList(1, 3);
Verify.assertPostSerializedEqualsAndHashCode(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);
Assert.assertFalse(sublist.remove("X"));
Verify.assertEmpty(sublist);
Verify.assertContainsAll(list, "A", "D");
}
@Test(expected = IndexOutOfBoundsException.class)
public void subListFromOutOfBoundsException()
{
this.newWith(1).subList(-1, 0);
}
@Test(expected = IndexOutOfBoundsException.class)
public void subListToGreaterThanSizeException()
{
this.newWith(1).subList(0, 2);
}
@Test(expected = IllegalArgumentException.class)
public void subListFromGreaterThanToException()
{
this.newWith(1).subList(1, 0);
}
@Test
public void getWithIndexOutOfBoundsException()
{
Object item = new Object();
Verify.assertThrows(IndexOutOfBoundsException.class, () -> this.newWith(item).get(1));
}
@Test
public void getWithArrayIndexOutOfBoundsException()
{
Object item = new Object();
Verify.assertThrows(ArrayIndexOutOfBoundsException.class, () -> this.newWith(item).get(-1));
}
@Test
public void listIterator()
{
int sum = 0;
MutableList<Integer> integers = this.newWith(1, 2, 3, 4);
for (Iterator<Integer> iterator = integers.listIterator(); iterator.hasNext(); )
{
Integer each = iterator.next();
sum += each.intValue();
}
for (ListIterator<Integer> iterator = integers.listIterator(4); iterator.hasPrevious(); )
{
Integer each = iterator.previous();
sum += each.intValue();
}
Assert.assertEquals(20, sum);
}
@Test(expected = IndexOutOfBoundsException.class)
public void listIteratorIndexTooSmall()
{
this.newWith(1).listIterator(-1);
}
@Test(expected = IndexOutOfBoundsException.class)
public void listIteratorIndexTooBig()
{
this.newWith(1).listIterator(2);
}
@Override
@Test
public void chunk()
{
super.chunk();
MutableCollection<String> collection = this.newWith("1", "2", "3", "4", "5", "6", "7");
RichIterable<RichIterable<String>> groups = collection.chunk(2);
Assert.assertEquals(
FastList.<RichIterable<String>>newListWith(
FastList.newListWith("1", "2"),
FastList.newListWith("3", "4"),
FastList.newListWith("5", "6"),
FastList.newListWith("7")),
groups);
}
@Test
public void toStack()
{
MutableStack<Integer> stack = this.newWith(1, 2, 3, 4).toStack();
Assert.assertEquals(Stacks.mutable.of(1, 2, 3, 4), stack);
}
@Test
public void take()
{
MutableList<Integer> mutableList = this.newWith(1, 2, 3, 4, 5);
Assert.assertEquals(iList(), mutableList.take(0));
Assert.assertEquals(iList(1, 2, 3), mutableList.take(3));
Assert.assertEquals(iList(1, 2, 3, 4), mutableList.take(mutableList.size() - 1));
ImmutableList<Integer> expectedList = iList(1, 2, 3, 4, 5);
Assert.assertEquals(expectedList, mutableList.take(mutableList.size()));
Assert.assertEquals(expectedList, mutableList.take(10));
Assert.assertEquals(expectedList, mutableList.take(Integer.MAX_VALUE));
Assert.assertNotSame(mutableList, mutableList.take(Integer.MAX_VALUE));
}
@Test(expected = IllegalArgumentException.class)
public void take_throws()
{
this.newWith(1, 2, 3, 4, 5).take(-1);
}
@Test
public void takeWhile()
{
Assert.assertEquals(
iList(1, 2, 3),
this.newWith(1, 2, 3, 4, 5).takeWhile(Predicates.lessThan(4)));
Assert.assertEquals(
iList(1, 2, 3, 4, 5),
this.newWith(1, 2, 3, 4, 5).takeWhile(Predicates.lessThan(10)));
Assert.assertEquals(
iList(),
this.newWith(1, 2, 3, 4, 5).takeWhile(Predicates.lessThan(0)));
}
@Test
public void drop()
{
MutableList<Integer> mutableList = this.newWith(1, 2, 3, 4, 5);
Assert.assertEquals(iList(1, 2, 3, 4, 5), mutableList.drop(0));
Assert.assertNotSame(mutableList, mutableList.drop(0));
Assert.assertEquals(iList(4, 5), mutableList.drop(3));
Assert.assertEquals(iList(5), mutableList.drop(mutableList.size() - 1));
Assert.assertEquals(iList(), mutableList.drop(mutableList.size()));
Assert.assertEquals(iList(), mutableList.drop(10));
Assert.assertEquals(iList(), mutableList.drop(Integer.MAX_VALUE));
}
@Test(expected = IllegalArgumentException.class)
public void drop_throws()
{
this.newWith(1, 2, 3, 4, 5).drop(-1);
}
@Test
public void dropWhile()
{
Assert.assertEquals(
iList(4, 5),
this.newWith(1, 2, 3, 4, 5).dropWhile(Predicates.lessThan(4)));
Assert.assertEquals(
iList(),
this.newWith(1, 2, 3, 4, 5).dropWhile(Predicates.lessThan(10)));
Assert.assertEquals(
iList(1, 2, 3, 4, 5),
this.newWith(1, 2, 3, 4, 5).dropWhile(Predicates.lessThan(0)));
}
@Test
public void partitionWhile()
{
PartitionMutableList<Integer> partition1 = this.newWith(1, 2, 3, 4, 5).partitionWhile(Predicates.lessThan(4));
Assert.assertEquals(iList(1, 2, 3), partition1.getSelected());
Assert.assertEquals(iList(4, 5), partition1.getRejected());
PartitionMutableList<Integer> partition2 = this.newWith(1, 2, 3, 4, 5).partitionWhile(Predicates.lessThan(0));
Assert.assertEquals(iList(), partition2.getSelected());
Assert.assertEquals(iList(1, 2, 3, 4, 5), partition2.getRejected());
PartitionMutableList<Integer> partition3 = this.newWith(1, 2, 3, 4, 5).partitionWhile(Predicates.lessThan(10));
Assert.assertEquals(iList(1, 2, 3, 4, 5), partition3.getSelected());
Assert.assertEquals(iList(), partition3.getRejected());
}
@Test
public void asReversed()
{
Verify.assertInstanceOf(ReverseIterable.class, this.newWith().asReversed());
Verify.assertIterablesEqual(iList(4, 3, 2, 1), this.newWith(1, 2, 3, 4).asReversed());
}
@Test
public void binarySearch()
{
MutableList<Integer> sortedList = this.newWith(1, 2, 3, 4, 5, 7).toList();
Assert.assertEquals(1, sortedList.binarySearch(2));
Assert.assertEquals(-6, sortedList.binarySearch(6));
for (Integer integer : sortedList)
{
Assert.assertEquals(
Collections.binarySearch(sortedList, integer),
sortedList.binarySearch(integer));
}
}
@Test
public void binarySearchWithComparator()
{
MutableList<Integer> sortedList = this.newWith(1, 2, 3, 4, 5, 7).toSortedList(Comparators.reverseNaturalOrder());
Assert.assertEquals(4, sortedList.binarySearch(2, Comparators.reverseNaturalOrder()));
Assert.assertEquals(-2, sortedList.binarySearch(6, Comparators.reverseNaturalOrder()));
for (Integer integer : sortedList)
{
Assert.assertEquals(
Collections.binarySearch(sortedList, integer, Comparators.reverseNaturalOrder()),
sortedList.binarySearch(integer, Comparators.reverseNaturalOrder()));
}
}
@Override
public void forEachWithIndex()
{
super.forEachWithIndex();
MutableList<Integer> elements = FastList.newList();
IntArrayList indexes = new IntArrayList();
MutableList<Integer> collection = this.newWith(1, 2, 3, 4);
collection.forEachWithIndex((Integer object, int index) -> {
elements.add(object);
indexes.add(index);
});
Assert.assertEquals(FastList.newListWith(1, 2, 3, 4), elements);
Assert.assertEquals(IntArrayList.newListWith(0, 1, 2, 3), indexes);
}
}