/*
* 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.set;
import java.util.Iterator;
import com.gs.collections.api.RichIterable;
import com.gs.collections.api.collection.MutableCollection;
import com.gs.collections.api.set.MutableSet;
import com.gs.collections.api.set.UnsortedSetIterable;
import com.gs.collections.impl.factory.Lists;
import com.gs.collections.impl.factory.Sets;
import com.gs.collections.test.RichIterableUniqueTestCase;
import com.gs.collections.test.UnorderedIterableTestCase;
import org.junit.Test;
import static com.gs.collections.test.IterableTestCase.assertEquals;
import static org.hamcrest.Matchers.anyOf;
import static org.hamcrest.Matchers.equalTo;
import static org.hamcrest.Matchers.isOneOf;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
public interface UnsortedSetLikeTestTrait extends RichIterableUniqueTestCase, UnorderedIterableTestCase
{
@Override
default <T> UnsortedSetIterable<T> getExpectedFiltered(T... elements)
{
return Sets.immutable.with(elements);
}
@Override
default <T> MutableSet<T> newMutableForFilter(T... elements)
{
return Sets.mutable.with(elements);
}
@Override
@Test
default void Iterable_next()
{
Iterable<Integer> iterable = this.newWith(3, 2, 1);
MutableCollection<Integer> mutableCollection = this.newMutableForFilter();
Iterator<Integer> iterator = iterable.iterator();
while (iterator.hasNext())
{
Integer integer = iterator.next();
mutableCollection.add(integer);
}
assertEquals(this.getExpectedFiltered(3, 2, 1), mutableCollection);
assertFalse(iterator.hasNext());
}
@Override
@Test
default void RichIterable_getFirst()
{
RichIterable<Integer> integers = this.newWith(3, 2, 1);
Integer first = integers.getFirst();
assertThat(first, isOneOf(3, 2, 1));
assertEquals(integers.iterator().next(), first);
}
@Override
@Test
default void RichIterable_getLast()
{
RichIterable<Integer> integers = this.newWith(3, 2, 1);
Integer last = integers.getLast();
assertThat(last, isOneOf(3, 2, 1));
}
@Override
@Test
default void RichIterable_toArray()
{
Object[] array = this.newWith(3, 2, 1).toArray();
assertThat(array, anyOf(
equalTo(new Object[]{1, 2, 3}),
equalTo(new Object[]{1, 3, 2}),
equalTo(new Object[]{2, 1, 3}),
equalTo(new Object[]{2, 3, 1}),
equalTo(new Object[]{3, 1, 2}),
equalTo(new Object[]{3, 2, 1})));
}
@Override
@Test
default void RichIterable_makeString_appendString()
{
RichIterable<Integer> iterable = this.newWith(3, 2, 1);
assertThat(iterable.makeString(), isOneOf(
"3, 2, 1",
"3, 1, 2",
"2, 3, 1",
"2, 1, 3",
"1, 3, 2",
"1, 2, 3"));
assertThat(iterable.makeString("/"), isOneOf(
"3/2/1",
"3/1/2",
"2/3/1",
"2/1/3",
"1/3/2",
"1/2/3"));
assertThat(iterable.makeString("[", "/", "]"), isOneOf(
"[3/2/1]",
"[3/1/2]",
"[2/3/1]",
"[2/1/3]",
"[1/3/2]",
"[1/2/3]"));
StringBuilder stringBuilder1 = new StringBuilder();
iterable.appendString(stringBuilder1);
assertThat(stringBuilder1.toString(), isOneOf(
"3, 2, 1",
"3, 1, 2",
"2, 3, 1",
"2, 1, 3",
"1, 3, 2",
"1, 2, 3"));
StringBuilder stringBuilder2 = new StringBuilder();
iterable.appendString(stringBuilder2, "/");
assertThat(stringBuilder2.toString(), isOneOf(
"3/2/1",
"3/1/2",
"2/3/1",
"2/1/3",
"1/3/2",
"1/2/3"));
StringBuilder stringBuilder3 = new StringBuilder();
iterable.appendString(stringBuilder3, "[", "/", "]");
assertThat(stringBuilder3.toString(), isOneOf(
"[3/2/1]",
"[3/1/2]",
"[2/3/1]",
"[2/1/3]",
"[1/3/2]",
"[1/2/3]"));
}
@Override
@Test
default void RichIterable_toList()
{
assertThat(this.newWith(3, 2, 1).toList(), isOneOf(
Lists.immutable.with(3, 2, 1),
Lists.immutable.with(3, 1, 2),
Lists.immutable.with(2, 3, 1),
Lists.immutable.with(2, 1, 3),
Lists.immutable.with(1, 3, 2),
Lists.immutable.with(1, 2, 3)));
}
}