1 /*
2  * Copyright (c) 2017, 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 import java.io.ByteArrayInputStream;
25 import java.io.ByteArrayOutputStream;
26 import java.io.IOException;
27 import java.nio.charset.Charset;
28 import java.nio.charset.StandardCharsets;
29 import java.util.Properties;
30 import org.testng.Assert;
31 import org.testng.annotations.DataProvider;
32 import org.testng.annotations.Test;
33 
34 /**
35  * @test
36  * @bug 8183743
37  * @summary Test to verify the new overload method with Charset functions the
38  * same as the existing method that takes a charset name.
39  * @run testng EncodingTest
40  */
41 public class EncodingTest {
42     @DataProvider(name = "parameters")
getParameters()43     public Object[][] getParameters() throws IOException {
44         return new Object[][]{
45             {StandardCharsets.UTF_8.name(), null},
46             {null, StandardCharsets.UTF_8},};
47     }
48 
49     /**
50      * Tests that properties saved with Properties#storeToXML with either an
51      * encoding name or a charset can be read with Properties#loadFromXML that
52      * returns the same Properties object.
53      */
54     @Test(dataProvider = "parameters")
testLoadAndStore(String encoding, Charset charset)55     void testLoadAndStore(String encoding, Charset charset) throws IOException {
56         Properties props = new Properties();
57         props.put("k0", "\u6C34");
58         props.put("k1", "foo");
59         props.put("k2", "bar");
60         props.put("k3", "\u0020\u0391\u0392\u0393\u0394\u0395\u0396\u0397");
61         props.put("k4", "\u7532\u9aa8\u6587");
62         props.put("k5", "<java.home>/conf/jaxp.properties");
63         props.put("k6", "\ud800\u00fa");
64 
65         Properties p;
66         try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
67             if (encoding != null) {
68                 props.storeToXML(out, null, encoding);
69             } else {
70                 props.storeToXML(out, null, charset);
71             }   p = new Properties();
72             try (ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray())) {
73                 p.loadFromXML(in);
74             }
75         }
76 
77         Assert.assertEquals(props, p);
78     }
79 }
80