| /* |
| * Copyright (C) 2016 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.google; |
| |
| import static com.google.common.collect.testing.features.CollectionFeature.KNOWN_ORDER; |
| |
| import com.google.common.annotations.GwtCompatible; |
| import com.google.common.annotations.GwtIncompatible; |
| import com.google.common.collect.Multiset.Entry; |
| import com.google.common.collect.Multisets; |
| import com.google.common.collect.testing.Helpers; |
| import com.google.common.collect.testing.features.CollectionFeature; |
| import java.lang.reflect.Method; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import org.junit.Ignore; |
| |
| /** |
| * Tests for {@code Multiset#forEachEntry}. |
| * |
| * @author Louis Wasserman |
| */ |
| @GwtCompatible(emulated = true) |
| @Ignore // Affects only Android test runner, which respects JUnit 4 annotations on JUnit 3 tests. |
| public class MultisetForEachEntryTester<E> extends AbstractMultisetTester<E> { |
| public void testForEachEntry() { |
| List<Entry<E>> expected = new ArrayList<>(getMultiset().entrySet()); |
| List<Entry<E>> actual = new ArrayList<>(); |
| getMultiset() |
| .forEachEntry((element, count) -> actual.add(Multisets.immutableEntry(element, count))); |
| Helpers.assertEqualIgnoringOrder(expected, actual); |
| } |
| |
| @CollectionFeature.Require(KNOWN_ORDER) |
| public void testForEachEntryOrdered() { |
| List<Entry<E>> expected = new ArrayList<>(getMultiset().entrySet()); |
| List<Entry<E>> actual = new ArrayList<>(); |
| getMultiset() |
| .forEachEntry((element, count) -> actual.add(Multisets.immutableEntry(element, count))); |
| assertEquals(expected, actual); |
| } |
| |
| public void testForEachEntryDuplicates() { |
| initThreeCopies(); |
| List<Entry<E>> expected = Collections.singletonList(Multisets.immutableEntry(e0(), 3)); |
| List<Entry<E>> actual = new ArrayList<>(); |
| getMultiset() |
| .forEachEntry((element, count) -> actual.add(Multisets.immutableEntry(element, count))); |
| assertEquals(expected, actual); |
| } |
| |
| /** |
| * Returns {@link Method} instances for the remove tests that assume multisets support duplicates |
| * so that the test of {@code Multisets.forSet()} can suppress them. |
| */ |
| @GwtIncompatible // reflection |
| public static List<Method> getForEachEntryDuplicateInitializingMethods() { |
| return Arrays.asList( |
| Helpers.getMethod(MultisetForEachEntryTester.class, "testForEachEntryDuplicates")); |
| } |
| } |