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.File; 25 import java.io.FileOutputStream; 26 import java.io.IOException; 27 import java.nio.charset.Charset; 28 import java.nio.charset.StandardCharsets; 29 import java.nio.file.Files; 30 import java.nio.file.Paths; 31 import java.util.Formatter; 32 import java.util.Locale; 33 import org.testng.Assert; 34 import org.testng.annotations.DataProvider; 35 import org.testng.annotations.Test; 36 37 /** 38 * @test 39 * @bug 8183743 40 * @summary Test to verify the new overload method with Charset functions the same 41 * as the existing method that takes a charset name. 42 * @run testng EncodingTest 43 */ 44 public class EncodingTest { 45 static String USER_DIR = System.getProperty("user.dir", "."); 46 47 // Charset added only for the 3-parameter constructors 48 public static enum ConstructorType { 49 STRING3, 50 FILE3, 51 OUTPUTSTREAM3 52 } 53 54 @DataProvider(name = "parameters") getParameters()55 public Object[][] getParameters() throws IOException { 56 Locale l = Locale.getDefault(); 57 String csn1 = StandardCharsets.ISO_8859_1.name(); 58 Charset charset1 = StandardCharsets.ISO_8859_1; 59 String csn2 = StandardCharsets.UTF_8.name(); 60 Charset charset2 = StandardCharsets.UTF_8; 61 62 File file1 = new File(USER_DIR, "FormatterCharsetTest1.txt"); 63 File file2 = new File(USER_DIR, "FormatterCharsetTest2.txt"); 64 65 return new Object[][]{ 66 {ConstructorType.STRING3, file1, file2, csn1, charset1}, 67 {ConstructorType.FILE3, file1, file2, csn1, charset1}, 68 {ConstructorType.OUTPUTSTREAM3, file1, file2, csn1, charset1}, 69 {ConstructorType.STRING3, file1, file2, csn2, charset2}, 70 {ConstructorType.FILE3, file1, file2, csn2, charset2}, 71 {ConstructorType.OUTPUTSTREAM3, file1, file2, csn2, charset2}, 72 }; 73 } 74 75 /** 76 * Verifies that the overloading constructor behaves the same as the existing 77 * one. 78 * @param type the type of the constructor 79 * @param file1 file1 written with the name of a charset 80 * @param file2 file2 written with a charset 81 * @param csn the charset name 82 * @param charset the charset 83 * @throws IOException 84 */ 85 @Test(dataProvider = "parameters") testConstructor(ConstructorType type, File file1, File file2, String csn, Charset charset)86 public void testConstructor(ConstructorType type, File file1, File file2, 87 String csn, Charset charset) throws Exception { 88 format(getFormatter(type, file1.getPath(), csn, null)); 89 format(getFormatter(type, file2.getPath(), null, charset)); 90 Assert.assertEquals(Files.readAllLines(Paths.get(file1.getPath()), charset), 91 Files.readAllLines(Paths.get(file2.getPath()), charset)); 92 } 93 format(Formatter formatter)94 void format(Formatter formatter) 95 throws IOException { 96 formatter.format("abcde \u00FA\u00FB\u00FC\u00FD"); 97 formatter.format("Java \uff08\u8ba1\u7b97\u673a\u7f16\u7a0b\u8bed\u8a00\uff09"); 98 formatter.flush(); 99 formatter.close(); 100 } 101 102 getFormatter(ConstructorType type, String path, String csn, Charset charset)103 Formatter getFormatter(ConstructorType type, String path, String csn, Charset charset) 104 throws IOException { 105 Formatter formatter = null; 106 if (csn != null) { 107 switch (type) { 108 case STRING3: 109 formatter = new Formatter(path, csn, Locale.getDefault()); 110 break; 111 case FILE3: 112 formatter = new Formatter(new File(path), csn, Locale.getDefault()); 113 break; 114 case OUTPUTSTREAM3: 115 formatter = new Formatter(new FileOutputStream(path), csn, Locale.getDefault()); 116 break; 117 } 118 } else { 119 switch (type) { 120 case STRING3: 121 formatter = new Formatter(path, charset, Locale.getDefault()); 122 break; 123 case FILE3: 124 formatter = new Formatter(new File(path), charset, Locale.getDefault()); 125 break; 126 case OUTPUTSTREAM3: 127 formatter = new Formatter(new FileOutputStream(path), charset, Locale.getDefault()); 128 break; 129 } 130 } 131 return formatter; 132 } 133 } 134