J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1997-2000 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | @summary General tests of String constructors and methods that convert |
| 26 | between character encodings. This should really be in |
| 27 | java/lang/String, but it shares code with the I/O charStream |
| 28 | tests. |
| 29 | */ |
| 30 | |
| 31 | import java.io.*; |
| 32 | |
| 33 | |
| 34 | public class StringConvert { |
| 35 | |
| 36 | static String enc = "UTF8"; |
| 37 | static int limit = 500; |
| 38 | static int max = 0xffff; |
| 39 | |
| 40 | static void fail(String s) { |
| 41 | throw new RuntimeException(s); |
| 42 | } |
| 43 | |
| 44 | public static void main(String[] args) throws Exception { |
| 45 | PrintStream log = System.err; |
| 46 | IntGenerator ig = new IntGenerator(); |
| 47 | CharGenerator cg; |
| 48 | StringGenerator sg; |
| 49 | String s; |
| 50 | int i = 0; |
| 51 | |
| 52 | /* String(byte[] bytes, String enc) |
| 53 | getBytes(String enc) |
| 54 | */ |
| 55 | log.println("-- String(byte[], String), getBytes(String)"); |
| 56 | i = 0; |
| 57 | cg = new CharGenerator(ig, 0, max); |
| 58 | sg = new StringGenerator(ig, cg, limit); |
| 59 | while ((s = sg.next()) != null) { |
| 60 | byte[] b = s.getBytes(enc); |
| 61 | String t = new String(b, enc); |
| 62 | if (!s.equals(t)) { |
| 63 | int n = Math.min(s.length(), t.length()); |
| 64 | for (int j = 0; j < n; j++) { |
| 65 | if (s.charAt(j) != t.charAt(j)) { |
| 66 | log.println("Mismatch: " + j + " " |
| 67 | + Integer.toHexString(s.charAt(j)) |
| 68 | + " != " |
| 69 | + Integer.toHexString(t.charAt(j))); |
| 70 | } |
| 71 | } |
| 72 | fail("Conversion failure"); |
| 73 | } |
| 74 | log.println("[" + i + "] " + s.length()); |
| 75 | i++; |
| 76 | } |
| 77 | |
| 78 | /* String(byte[] bytes) |
| 79 | getBytes() |
| 80 | */ |
| 81 | log.println("-- String(byte[]), getBytes()"); |
| 82 | i = 0; |
| 83 | cg = new CharGenerator(ig, 0x20, 0x7e); |
| 84 | sg = new StringGenerator(ig, cg, limit); |
| 85 | while ((s = sg.next()) != null) { |
| 86 | log.println("[" + i + "] \"" + s + "\""); |
| 87 | byte[] b = s.getBytes(); |
| 88 | String t = new String(b); |
| 89 | if (! s.equals(t)) |
| 90 | fail("Conversion failure"); |
| 91 | i++; |
| 92 | } |
| 93 | |
| 94 | /* String(byte[] bytes, int offset, int length) |
| 95 | getBytes() |
| 96 | */ |
| 97 | log.println("-- String(byte[], int, int), getBytes()"); |
| 98 | i = 0; |
| 99 | cg = new CharGenerator(ig, 0x20, 0x7e); |
| 100 | sg = new StringGenerator(ig, cg, limit); |
| 101 | while ((s = sg.next()) != null) { |
| 102 | log.println("[" + i + "] \"" + s + "\""); |
| 103 | byte[] b = s.getBytes(); |
| 104 | int o = ig.next(s.length() - 1); |
| 105 | int n = ig.next(s.length() - o); |
| 106 | String t = new String(b, o, n); |
| 107 | if (! s.substring(o, o + n).equals(t)) |
| 108 | fail("Conversion failure"); |
| 109 | i++; |
| 110 | } |
| 111 | |
| 112 | /* String(byte[] bytes, int offset, int length, String enc) |
| 113 | getBytes(String enc) |
| 114 | */ |
| 115 | log.println("-- String(byte[], int, int, String), getBytes(String)"); |
| 116 | i = 0; |
| 117 | cg = new CharGenerator(ig); |
| 118 | sg = new StringGenerator(ig, cg, limit); |
| 119 | while ((s = sg.next()) != null) { |
| 120 | log.println("[" + i + "] " + s.length()); |
| 121 | byte[] b = s.getBytes(enc); |
| 122 | int o = ig.next(100); |
| 123 | byte[] b2 = new byte[b.length + o]; |
| 124 | System.arraycopy(b, 0, b2, o, b.length); |
| 125 | String t = new String(b2, o, b.length, enc); |
| 126 | if (! s.equals(t)) |
| 127 | fail("Conversion failure"); |
| 128 | i++; |
| 129 | } |
| 130 | |
| 131 | /* Substrings */ |
| 132 | log.println("-- Substrings"); |
| 133 | i = 0; |
| 134 | cg = new CharGenerator(ig, 0x20, 0x7e); |
| 135 | sg = new StringGenerator(ig, cg, limit); |
| 136 | while ((s = sg.next()) != null) { |
| 137 | log.println("[" + i + "] \"" + s + "\""); |
| 138 | int o = ig.next(s.length() - 1); |
| 139 | int n = ig.next(s.length() - o); |
| 140 | String s2 = s.substring(o, o + n); |
| 141 | byte[] b = s2.getBytes(); |
| 142 | String t = new String(b); |
| 143 | if (! s2.equals(t)) |
| 144 | fail("Conversion failure"); |
| 145 | i++; |
| 146 | } |
| 147 | |
| 148 | } |
| 149 | |
| 150 | } |