| /* |
| * Copyright (C) 2007 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.testing.testers; |
| |
| import static com.google.common.collect.testing.features.CollectionFeature.ALLOWS_NULL_VALUES; |
| import static com.google.common.collect.testing.features.CollectionSize.ZERO; |
| |
| import com.google.common.annotations.GwtCompatible; |
| import com.google.common.collect.testing.WrongType; |
| import com.google.common.collect.testing.features.CollectionFeature; |
| import com.google.common.collect.testing.features.CollectionSize; |
| import org.junit.Ignore; |
| |
| /** |
| * Common parent class for {@link ListIndexOfTester} and {@link ListLastIndexOfTester}. |
| * |
| * @author Chris Povirk |
| */ |
| @GwtCompatible |
| @Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. |
| public abstract class AbstractListIndexOfTester<E> extends AbstractListTester<E> { |
| /** Override to call {@code indexOf()} or {@code lastIndexOf()}. */ |
| protected abstract int find(Object o); |
| |
| /** Override to return "indexOf" or "lastIndexOf()" for use in failure messages. */ |
| protected abstract String getMethodName(); |
| |
| @CollectionSize.Require(absent = ZERO) |
| public void testFind_yes() { |
| assertEquals( |
| getMethodName() + "(firstElement) should return 0", 0, find(getOrderedElements().get(0))); |
| } |
| |
| public void testFind_no() { |
| assertEquals(getMethodName() + "(notPresent) should return -1", -1, find(e3())); |
| } |
| |
| @CollectionFeature.Require(ALLOWS_NULL_VALUES) |
| public void testFind_nullNotContainedButSupported() { |
| assertEquals(getMethodName() + "(nullNotPresent) should return -1", -1, find(null)); |
| } |
| |
| @CollectionFeature.Require(absent = ALLOWS_NULL_VALUES) |
| public void testFind_nullNotContainedAndUnsupported() { |
| try { |
| assertEquals(getMethodName() + "(nullNotPresent) should return -1 or throw", -1, find(null)); |
| } catch (NullPointerException tolerated) { |
| } |
| } |
| |
| @CollectionFeature.Require(ALLOWS_NULL_VALUES) |
| @CollectionSize.Require(absent = ZERO) |
| public void testFind_nonNullWhenNullContained() { |
| initCollectionWithNullElement(); |
| assertEquals(getMethodName() + "(notPresent) should return -1", -1, find(e3())); |
| } |
| |
| @CollectionFeature.Require(ALLOWS_NULL_VALUES) |
| @CollectionSize.Require(absent = ZERO) |
| public void testFind_nullContained() { |
| initCollectionWithNullElement(); |
| assertEquals( |
| getMethodName() + "(null) should return " + getNullLocation(), |
| getNullLocation(), |
| find(null)); |
| } |
| |
| public void testFind_wrongType() { |
| try { |
| assertEquals( |
| getMethodName() + "(wrongType) should return -1 or throw", -1, find(WrongType.VALUE)); |
| } catch (ClassCastException tolerated) { |
| } |
| } |
| } |