1 /*
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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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5  * This code is free software; you can redistribute it and/or modify it
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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
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22  */
23 package test.java.net.URLEncoder;
24 
25 import java.net.URLDecoder;
26 import java.net.URLEncoder;
27 import java.nio.charset.StandardCharsets;
28 import org.testng.Assert;
29 import org.testng.annotations.DataProvider;
30 import org.testng.annotations.Test;
31 
32 /**
33  * @test
34  * @bug 8183743
35  * @summary Test to verify the new overload method with Charset functions the same
36  * as the existing method that takes a charset name.
37  * @run testng EncodingTest
38  */
39 public class EncodingTest {
40 
41     @DataProvider(name = "encode")
getDecodeParameters()42     public Object[][] getDecodeParameters() {
43         return new Object[][]{
44                 {"The string \u00FC@foo-bar"},
45                 // the string from javadoc example
46 
47                 {""}, // an empty string
48 
49                 {"x"}, // a string of length 1
50 
51                 {"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-.*"},
52                 // the string of characters should remain the same
53 
54                 {charactersRange('\u0000', '\u007F')},
55                 // a string of characters from 0 to 127
56 
57                 {charactersRange('\u0080', '\u00FF')},
58                 // a string of characters from 128 to 255
59 
60                 {"\u0100 \u0101 \u0555 \u07FD \u07FF"},
61                 // a string of Unicode values can be expressed as 2 bytes
62 
63                 {"\u8000 \u8001 \uA000 \uFFFD \uFFFF"}, // a string of Unicode values can be expressed as 3 bytes
64         };
65     }
66 
67     /**
68      * Verifies that the new overload method returns the same result as the
69      * existing method.
70      *
71      * @param s the string to be encoded
72      * @throws Exception if the test fails
73      */
74     @Test(dataProvider = "encode")
encode(String s)75     public void encode(String s) throws Exception {
76         String encoded1 = URLEncoder.encode(s, StandardCharsets.UTF_8.name());
77         String encoded2 = URLEncoder.encode(s, StandardCharsets.UTF_8);
78         Assert.assertEquals(encoded1, encoded2);
79 
80         // cross check
81         String returned1 = URLDecoder.decode(encoded1, StandardCharsets.UTF_8.name());
82         String returned2 = URLDecoder.decode(encoded2, StandardCharsets.UTF_8);
83         Assert.assertEquals(returned1, returned2);
84     }
85 
charactersRange(char c1, char c2)86     String charactersRange(char c1, char c2) {
87         StringBuilder sb = new StringBuilder(c2 - c1);
88         for (char c = c1; c < c2; c++) {
89             sb.append(c);
90         }
91 
92         return sb.toString();
93     }
94 }