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("test runners must not instantiate and run this directly, only via suites we build") 036// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. 037@SuppressWarnings("JUnit4ClassUsedInJUnit3") 038public class ListIndexOfTester<E> extends AbstractListIndexOfTester<E> { 039 @Override 040 protected int find(Object o) { 041 return getList().indexOf(o); 042 } 043 044 @Override 045 protected String getMethodName() { 046 return "indexOf"; 047 } 048 049 @CollectionFeature.Require(absent = REJECTS_DUPLICATES_AT_CREATION) 050 @CollectionSize.Require(absent = {ZERO, ONE}) 051 public void testIndexOf_duplicate() { 052 E[] array = createSamplesArray(); 053 array[getNumElements() / 2] = e0(); 054 collection = getSubjectGenerator().create(array); 055 assertEquals( 056 "indexOf(duplicate) should return index of first occurrence", 0, getList().indexOf(e0())); 057 } 058}