001/* 002 * Copyright (C) 2012 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.google; 018 019import static com.google.common.collect.testing.features.CollectionSize.ZERO; 020import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_VALUES; 021import static com.google.common.collect.testing.features.MapFeature.ALLOWS_NULL_VALUE_QUERIES; 022import static com.google.common.collect.testing.google.ReflectionFreeAssertThrows.assertThrows; 023 024import com.google.common.annotations.GwtCompatible; 025import com.google.common.collect.Multimap; 026import com.google.common.collect.testing.features.CollectionSize; 027import com.google.common.collect.testing.features.MapFeature; 028import org.junit.Ignore; 029 030/** 031 * Tester for {@link Multimap#containsValue}. 032 * 033 * @author Louis Wasserman 034 */ 035@GwtCompatible 036@Ignore("test runners must not instantiate and run this directly, only via suites we build") 037// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. 038@SuppressWarnings("JUnit4ClassUsedInJUnit3") 039public class MultimapContainsValueTester<K, V> 040 extends AbstractMultimapTester<K, V, Multimap<K, V>> { 041 @CollectionSize.Require(absent = ZERO) 042 public void testContainsValueYes() { 043 assertTrue(multimap().containsValue(v0())); 044 } 045 046 public void testContainsValueNo() { 047 assertFalse(multimap().containsValue(v3())); 048 } 049 050 @MapFeature.Require(ALLOWS_NULL_VALUES) 051 @CollectionSize.Require(absent = ZERO) 052 public void testContainsNullValueYes() { 053 initMultimapWithNullValue(); 054 assertTrue(multimap().containsValue(null)); 055 } 056 057 @MapFeature.Require(ALLOWS_NULL_VALUE_QUERIES) 058 public void testContainsNullValueNo() { 059 assertFalse(multimap().containsValue(null)); 060 } 061 062 @MapFeature.Require(absent = ALLOWS_NULL_VALUE_QUERIES) 063 public void testContainsNullValueFails() { 064 assertThrows(NullPointerException.class, () -> multimap().containsValue(null)); 065 } 066}