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.net.URLDecoder;

    25 import java.net.URLEncoder;

    26 import java.nio.charset.StandardCharsets;

    27 import org.testng.Assert;

    28 import org.testng.annotations.DataProvider;

    29 import org.testng.annotations.Test;

    30 

    31 /**

    32  * @test

    33  * @bug 8183743

    34  * @summary Test to verify the new overload method with Charset functions the same

    35  * as the existing method that takes a charset name.

    36  * @run testng EncodingTest

    37  */

    38 public class EncodingTest {

    39     public static enum ParameterType {

    40         STRING,

    41         CHARSET

    42     }

    43 

    44     @DataProvider(name = "encode")

    45     public Object[][] getDecodeParameters() {

    46         return new Object[][]{

    47             {"The string \u00FC@foo-bar"},

    48             // the string from javadoc example

    49 

    50             {""}, // an empty string

    51 

    52             {"x"}, // a string of length 1

    53 

    54             {"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_-.*"},

    55             // the string of characters should remain the same

    56 

    57             {charactersRange('\u0000', '\u007F')},

    58             // a string of characters from 0 to 127

    59 

    60             {charactersRange('\u0080', '\u00FF')},

    61             // a string of characters from 128 to 255

    62 

    63             {"\u0100 \u0101 \u0555 \u07FD \u07FF"},

    64             // a string of Unicode values can be expressed as 2 bytes

    65 

    66             {"\u8000 \u8001 \uA000 \uFFFD \uFFFF"}, // a string of Unicode values can be expressed as 3 bytes

    67         };

    68     }

    69 

    70     /**

    71      * Verifies that the new overload method returns the same result as the

    72      * existing method.

    73      *

    74      * @param s the string to be encoded

    75      * @throws Exception if the test fails

    76      */

    77     @Test(dataProvider = "encode")

    78     public void encode(String s) throws Exception {

    79         String encoded1 = URLEncoder.encode(s, StandardCharsets.UTF_8.name());

    80         String encoded2 = URLEncoder.encode(s, StandardCharsets.UTF_8);

    81         Assert.assertEquals(encoded1, encoded2);

    82 

    83         // cross check

    84         String returned1 = URLDecoder.decode(encoded1, StandardCharsets.UTF_8.name());

    85         String returned2 = URLDecoder.decode(encoded2, StandardCharsets.UTF_8);

    86         Assert.assertEquals(returned1, returned2);

    87     }

    88 

    89     String charactersRange(char c1, char c2) {

    90         StringBuilder sb = new StringBuilder(c2 - c1);

    91         for (char c = c1; c < c2; c++) {

    92             sb.append(c);

    93         }

    94 

    95         return sb.toString();

    96     }

    97 }