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}