1   /*
2    * Copyright (C) 2011 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  
17  package com.google.common.collect;
18  
19  import static com.google.common.testing.SerializableTester.reserialize;
20  import static junit.framework.Assert.assertEquals;
21  import static junit.framework.Assert.assertTrue;
22  
23  import com.google.common.annotations.GwtCompatible;
24  import com.google.common.annotations.GwtIncompatible;
25  import com.google.common.testing.SerializableTester;
26  
27  import java.util.Set;
28  
29  /**
30   * Variant of {@link SerializableTester} that does not require the reserialized object's class to be
31   * identical to the original.
32   *
33   * @author Chris Povirk
34   */
35  /*
36   * The whole thing is really @GwtIncompatible, but GwtJUnitConvertedTestModule doesn't have a
37   * parameter for non-GWT, non-test files, and it didn't seem worth adding one for this unusual case.
38   */
39  @GwtCompatible(emulated = true)
40  final class LenientSerializableTester {
41    /*
42     * TODO(cpovirk): move this to c.g.c.testing if we allow for c.g.c.annotations dependencies so
43     * that it can be GWTified?
44     */
45  
46    @GwtIncompatible("SerializableTester")
47    static <E> Set<E> reserializeAndAssertLenient(Set<E> original) {
48      Set<E> copy = reserialize(original);
49      assertEquals(original, copy);
50      assertTrue(copy instanceof ImmutableSet);
51      return copy;
52    }
53  
54    @GwtIncompatible("SerializableTester")
55    static <E> Multiset<E> reserializeAndAssertLenient(Multiset<E> original) {
56      Multiset<E> copy = reserialize(original);
57      assertEquals(original, copy);
58      assertTrue(copy instanceof ImmutableMultiset);
59      return copy;
60    }
61  
62    private LenientSerializableTester() {}
63  }