OneSizeTestContainerGenerator.java revision 3c77433663281544363151bf284b0240dfd22a42 
1/*
2 * Copyright (C) 2008 The Guava Authors
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.google.common.collect.testing;
18
19import com.google.common.annotations.GwtCompatible;
20import com.google.common.collect.testing.features.CollectionSize;
21
22import java.util.Collection;
23
24/**
25 * The subject-generator interface accepted by Collection testers, for testing
26 * a Collection at one particular {@link CollectionSize}.
27 *
28 * <p>This interface should not be implemented outside this package;
29 * {@link PerCollectionSizeTestSuiteBuilder} constructs instances of it from
30 * a more general {@link TestCollectionGenerator}.
31 *
32 * <p>This class is GWT compatible.
33 *
34 * @author George van den Driessche
35 */
36@GwtCompatible
37public interface OneSizeTestContainerGenerator<T, E>
38    extends TestSubjectGenerator<T>, TestContainerGenerator<T, E> {
39  TestContainerGenerator<T, E> getInnerGenerator();
40
41  Collection<E> getSampleElements(int howMany);
42
43  CollectionSize getCollectionSize();
44}
45