1 /*
2  * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
6  * under the terms of the GNU General Public License version 2 only, as
7  * published by the Free Software Foundation.
8  *
9  * This code is distributed in the hope that it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12  * version 2 for more details (a copy is included in the LICENSE file that
13  * accompanied this code).
14  *
15  * You should have received a copy of the GNU General Public License version
16  * 2 along with this work; if not, write to the Free Software Foundation,
17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18  *
19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20  * or visit www.oracle.com if you need additional information or have any
21  * questions.
22  */
23 
24 /*
25  * This file is available under and governed by the GNU General Public
26  * License version 2 only, as published by the Free Software Foundation.
27  * However, the following notice accompanied the original version of this
28  * file:
29  *
30  * Copyright (c) 2007-2012, Stephen Colebourne & Michael Nascimento Santos
31  *
32  * All rights reserved.
33  *
34  * Redistribution and use in source and binary forms, with or without
35  * modification, are permitted provided that the following conditions are met:
36  *
37  *  * Redistributions of source code must retain the above copyright notice,
38  *    this list of conditions and the following disclaimer.
39  *
40  *  * Redistributions in binary form must reproduce the above copyright notice,
41  *    this list of conditions and the following disclaimer in the documentation
42  *    and/or other materials provided with the distribution.
43  *
44  *  * Neither the name of JSR-310 nor the names of its contributors
45  *    may be used to endorse or promote products derived from this software
46  *    without specific prior written permission.
47  *
48  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
49  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
50  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
51  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
52  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
53  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
54  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
55  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
56  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
57  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
58  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
59  */
60 package tck.java.time.serial;
61 
62 import static org.testng.Assert.assertTrue;
63 
64 import org.testng.annotations.Test;
65 import tck.java.time.AbstractTCKTest;
66 
67 import java.io.ByteArrayOutputStream;
68 import java.io.DataOutputStream;
69 import java.io.Serializable;
70 import java.time.Duration;
71 
72 /**
73  * Test Duration serialization.
74  */
75 @Test
76 public class TCKDurationSerialization extends AbstractTCKTest {
77 
78     //-----------------------------------------------------------------------
79     @Test
test_interfaces()80     public void test_interfaces() {
81         assertTrue(Serializable.class.isAssignableFrom(Duration.class));
82         assertTrue(Comparable.class.isAssignableFrom(Duration.class));
83     }
84 
85     //-----------------------------------------------------------------------
86     @Test
test_serialization()87     public void test_serialization() throws Exception {
88         assertSerializable(Duration.ofHours(5));
89         assertSerializable(Duration.ofHours(0));
90         assertSerializable(Duration.ofHours(-5));
91     }
92 
93     @Test
test_serialization_format()94     public void test_serialization_format() throws Exception {
95         ByteArrayOutputStream baos = new ByteArrayOutputStream();
96         try (DataOutputStream dos = new DataOutputStream(baos) ) {
97             dos.writeByte(1);
98             dos.writeLong(654321);
99             dos.writeInt(123456789);
100         }
101         byte[] bytes = baos.toByteArray();
102         assertSerializedBySer(Duration.ofSeconds(654321, 123456789), bytes);
103     }
104 
105     //-----------------------------------------------------------------------
106     // serialization
107     //-----------------------------------------------------------------------
108     @Test
test_deserializationSingleton()109     public void test_deserializationSingleton() throws Exception {
110         assertSerializableSame(Duration.ZERO);
111     }
112 
113     @Test
test_invalid_serialform()114     public void test_invalid_serialform() throws Exception {
115         assertNotSerializable(Duration.class);
116     }
117 
118 }
119