/*
* 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.test.bag.mutable.sorted;
import com.gs.collections.api.bag.sorted.MutableSortedBag;
import com.gs.collections.api.bag.sorted.SortedBag;
import com.gs.collections.api.list.MutableList;
import com.gs.collections.impl.bag.sorted.mutable.TreeBag;
import com.gs.collections.impl.block.factory.Comparators;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.test.SortedIterableTestCase;
import com.gs.collections.test.bag.BagTestCase;
import com.gs.collections.test.domain.A;
import com.gs.collections.test.domain.B;
import com.gs.collections.test.domain.C;
import com.gs.collections.test.list.TransformsToListTrait;
import org.junit.Test;
import static com.gs.collections.test.IterableTestCase.assertEquals;
// TODO linked bag
public interface SortedBagTestCase extends SortedIterableTestCase, BagTestCase, TransformsToListTrait
{
@Override
<T> SortedBag<T> newWith(T... elements);
@Override
default <T> SortedBag<T> getExpectedFiltered(T... elements)
{
return new TreeBag<>(Comparators.reverseNaturalOrder(), Lists.immutable.with(elements));
}
@Override
default <T> MutableSortedBag<T> newMutableForFilter(T... elements)
{
return new TreeBag<>(Comparators.reverseNaturalOrder(), Lists.immutable.with(elements));
}
@Override
@Test
default void RichIterable_selectInstancesOf()
{
// Must test with two classes that are mutually Comparable
SortedBag<A> numbers = this.<A>newWith(
new C(4.0), new C(4.0), new C(4.0), new C(4.0),
new B(3), new B(3), new B(3),
new C(2.0), new C(2.0),
new B(1));
assertEquals(
this.<B>getExpectedFiltered(new B(3), new B(3), new B(3), new B(1)),
numbers.selectInstancesOf(B.class));
assertEquals(
this.getExpectedFiltered(
new C(4.0), new C(4.0), new C(4.0), new C(4.0),
new B(3), new B(3), new B(3),
new C(2.0), new C(2.0),
new B(1)),
numbers.selectInstancesOf(A.class));
}
@Override
@Test
default void Bag_sizeDistinct()
{
SortedBag<Integer> bag = this.newWith(3, 3, 3, 2, 2, 1);
assertEquals(3, bag.sizeDistinct());
}
@Override
@Test
default void Bag_occurrencesOf()
{
SortedBag<Integer> bag = this.newWith(3, 3, 3, 2, 2, 1);
assertEquals(0, bag.occurrencesOf(0));
assertEquals(1, bag.occurrencesOf(1));
assertEquals(2, bag.occurrencesOf(2));
assertEquals(3, bag.occurrencesOf(3));
}
@Override
@Test
default void Bag_toStringOfItemToCount()
{
assertEquals("{}", this.newWith().toStringOfItemToCount());
assertEquals("{3=3, 2=2, 1=1}", this.newWith(3, 3, 3, 2, 2, 1).toStringOfItemToCount());
}
@Test
default void SortedBag_forEachWith()
{
SortedBag<Integer> bag = this.newWith(3, 3, 3, 2, 2, 1);
MutableList<Integer> result = Lists.mutable.with();
bag.forEachWith((argument1, argument2) -> {
result.add(argument1);
result.add(argument2);
}, 0);
assertEquals(Lists.immutable.with(3, 0, 3, 0, 3, 0, 2, 0, 2, 0, 1, 0), result);
}
}