| /* |
| * Copyright (C) 2010 The Guava Authors |
| * |
| * 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.google.common.collect; |
| |
| import com.google.common.collect.testing.SafeTreeSet; |
| import com.google.common.collect.testing.SetTestSuiteBuilder; |
| import com.google.common.collect.testing.TestStringSetGenerator; |
| import com.google.common.collect.testing.features.CollectionFeature; |
| import com.google.common.collect.testing.features.CollectionSize; |
| |
| import junit.framework.Test; |
| import junit.framework.TestSuite; |
| |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.SortedSet; |
| |
| /** |
| * Tests for {@code ForwardingSortedSet}. |
| * |
| * @author Louis Wasserman |
| */ |
| public class ForwardingSortedSetTest extends ForwardingSetTest { |
| static class StandardImplForwardingSortedSet<T> |
| extends ForwardingSortedSet<T> { |
| private final SortedSet<T> backingSet; |
| |
| StandardImplForwardingSortedSet(SortedSet<T> backingSet) { |
| this.backingSet = backingSet; |
| } |
| |
| @Override protected SortedSet<T> delegate() { |
| return backingSet; |
| } |
| |
| @Override public boolean equals(Object object) { |
| return standardEquals(object); |
| } |
| |
| @Override public int hashCode() { |
| return standardHashCode(); |
| } |
| |
| @Override public boolean addAll(Collection<? extends T> collection) { |
| return standardAddAll(collection); |
| } |
| |
| @Override public void clear() { |
| standardClear(); |
| } |
| |
| @Override public boolean contains(Object object) { |
| return standardContains(object); |
| } |
| |
| @Override public boolean containsAll(Collection<?> collection) { |
| return standardContainsAll(collection); |
| } |
| |
| @Override public boolean remove(Object object) { |
| return standardRemove(object); |
| } |
| |
| @Override public boolean removeAll(Collection<?> collection) { |
| return standardRemoveAll(collection); |
| } |
| |
| @Override public boolean retainAll(Collection<?> collection) { |
| return standardRetainAll(collection); |
| } |
| |
| @Override public Object[] toArray() { |
| return standardToArray(); |
| } |
| |
| @Override public <T> T[] toArray(T[] array) { |
| return standardToArray(array); |
| } |
| |
| @Override public String toString() { |
| return standardToString(); |
| } |
| |
| @Override public SortedSet<T> subSet(T fromElement, T toElement) { |
| return standardSubSet(fromElement, toElement); |
| } |
| } |
| |
| public static Test suite() { |
| TestSuite suite = new TestSuite(); |
| |
| suite.addTestSuite(ForwardingSortedSetTest.class); |
| suite.addTest( |
| SetTestSuiteBuilder.using(new TestStringSetGenerator() { |
| @Override protected Set<String> create(String[] elements) { |
| return new StandardImplForwardingSortedSet<String>( |
| new SafeTreeSet<String>(Arrays.asList(elements))); |
| } |
| |
| @Override public List<String> order(List<String> insertionOrder) { |
| return Lists.newArrayList(Sets.newTreeSet(insertionOrder)); |
| } |
| }).named( |
| "ForwardingSortedSet[SafeTreeSet] with standard implementations") |
| .withFeatures(CollectionSize.ANY, CollectionFeature.KNOWN_ORDER, |
| CollectionFeature.GENERAL_PURPOSE).createTestSuite()); |
| |
| return suite; |
| } |
| |
| @Override public void setUp() throws Exception { |
| super.setUp(); |
| /* |
| * Class parameters must be raw, so we can't create a proxy with generic |
| * type arguments. The created proxy only records calls and returns null, so |
| * the type is irrelevant at runtime. |
| */ |
| @SuppressWarnings("unchecked") |
| final SortedSet<String> sortedSet |
| = createProxyInstance(SortedSet.class); |
| forward = new ForwardingSortedSet<String>() { |
| @Override protected SortedSet<String> delegate() { |
| return sortedSet; |
| } |
| }; |
| } |
| |
| public void testComparator() { |
| forward().comparator(); |
| assertEquals("[comparator]", getCalls()); |
| } |
| |
| public void testFirst() { |
| forward().first(); |
| assertEquals("[first]", getCalls()); |
| } |
| |
| public void testHeadSet_K() { |
| forward().headSet("asdf"); |
| assertEquals("[headSet(Object)]", getCalls()); |
| } |
| |
| public void testLast() { |
| forward().last(); |
| assertEquals("[last]", getCalls()); |
| } |
| |
| public void testSubSet_K_K() { |
| forward().subSet("first", "last"); |
| assertEquals("[subSet(Object,Object)]", getCalls()); |
| } |
| |
| public void testTailSet_K() { |
| forward().tailSet("last"); |
| assertEquals("[tailSet(Object)]", getCalls()); |
| } |
| |
| @Override SortedSet<String> forward() { |
| return (SortedSet<String>) super.forward(); |
| } |
| } |