001/*
002 * Copyright (C) 2008 The Guava Authors
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package com.google.common.collect.testing.testers;
018
019import static com.google.common.collect.testing.features.CollectionFeature.REJECTS_DUPLICATES_AT_CREATION;
020import static com.google.common.collect.testing.features.CollectionSize.ONE;
021import static com.google.common.collect.testing.features.CollectionSize.ZERO;
022
023import com.google.common.annotations.GwtCompatible;
024import com.google.common.collect.testing.features.CollectionFeature;
025import com.google.common.collect.testing.features.CollectionSize;
026import org.junit.Ignore;
027
028/**
029 * A generic JUnit test which tests {@code indexOf()} operations on a list. Can't be invoked
030 * directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
031 *
032 * @author Chris Povirk
033 */
034@GwtCompatible
035@Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
036public class ListIndexOfTester<E> extends AbstractListIndexOfTester<E> {
037  @Override
038  protected int find(Object o) {
039    return getList().indexOf(o);
040  }
041
042  @Override
043  protected String getMethodName() {
044    return "indexOf";
045  }
046
047  @CollectionFeature.Require(absent = REJECTS_DUPLICATES_AT_CREATION)
048  @CollectionSize.Require(absent = {ZERO, ONE})
049  public void testIndexOf_duplicate() {
050    E[] array = createSamplesArray();
051    array[getNumElements() / 2] = e0();
052    collection = getSubjectGenerator().create(array);
053    assertEquals(
054        "indexOf(duplicate) should return index of first occurrence", 0, getList().indexOf(e0()));
055  }
056}