1/* 2 * Copyright (c) 2015, 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/* 25 * @test 26 * @summary Test SignatureParser 27 * @author Jean-Francois Denise 28 * @modules java.base/jdk.internal.jimage.decompressor 29 * @run main SignatureParserTest 30 */ 31 32import java.util.Arrays; 33import java.util.Objects; 34 35import jdk.internal.jimage.decompressor.SignatureParser; 36 37public class SignatureParserTest { 38 39 private int passed = 0; 40 private int failed = 0; 41 42 public static void main(String[] args) { 43 new SignatureParserTest().test(); 44 } 45 46 private void test() { 47 test("[Ljava/lang/String;", "[L;", "java/lang/String"); 48 test("[[[[[[[[[[Ljava/lang/String;", "[[[[[[[[[[L;", "java/lang/String"); 49 test("<T:Ljava/lang/Object;:Ljava/lang/Comparable<-TT;>;>" + 50 "(Ljava/lang/String;Ljava/lang/Class<TT;>;TT;Ljava/lang/Comparable<-TT;>;" + 51 "Ljava/lang/Comparable<-TT;>;ZZ)V", 52 "<T:L;:L<-TT;>;>(L;L<TT;>;TT;L<-TT;>;L<-TT;>;ZZ)V", 53 "java/lang/Object", "java/lang/Comparable", "java/lang/String", 54 "java/lang/Class", "java/lang/Comparable", "java/lang/Comparable"); 55 test("(Ljava/lang/String;ZLjava/util/EventListener;TTK;)V", 56 "(L;ZL;TTK;)V", 57 "java/lang/String", "java/util/EventListener"); 58 test("<Y:Ljava/lang/String;>", "<Y:L;>", "java/lang/String"); 59 test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;>", 60 "<Y:L;Z::L;>", "java/lang/String", 61 "java/util/EventListener"); 62 test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;O::Ljava/lang/Comparable<Ljava/lang/String;>;>", 63 "<Y:L;Z::L;O::L<L;>;>", 64 "java/lang/String", "java/util/EventListener", "java/lang/Comparable", "java/lang/String"); 65 test("<Y:Ljava/lang/String;O::Ljava/lang/Comparable<Ljava/lang/String;Ljava/lang/Float;>;>", 66 "<Y:L;O::L<L;L;>;>", 67 "java/lang/String", "java/lang/Comparable", "java/lang/String", "java/lang/Float"); 68 test("<Y:Ljava/lang/String;O::Ljava/lang/Comparable<Ljava/lang/String;Ljava/lang/Float<Ljava/lang/Object;>;>;>", 69 "<Y:L;O::L<L;L<L;>;>;>", 70 "java/lang/String", "java/lang/Comparable", "java/lang/String", "java/lang/Float", "java/lang/Object"); 71 test("Ljava/util/Set;", "L;", "java/util/Set"); 72 test("Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer;>;", "L<[L;L;>;", 73 "javaapplication20/Titi", 74 "java/lang/String", "java/lang/Integer"); 75 test("Ljava/lang/Comparable<TK;>;", "L<TK;>;", "java/lang/Comparable"); 76 test("Ljava/io/Serializable;Ljava/lang/Comparable<TK;>;", "L;L<TK;>;", 77 "java/io/Serializable", "java/lang/Comparable"); 78 test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;K::Ljava/util/EventListener;O::" 79 + "Ljava/lang/Comparable<Ljava/lang/String;>;>" 80 + "Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer;TZ;>;" 81 + "Ljava/io/Serializable;Ljava/lang/Comparable<TK;>;", 82 "<Y:L;Z::L;K::L;O::L<L;>;>L<[L;L;TZ;>;L;L<TK;>;", 83 "java/lang/String", "java/util/EventListener", "java/util/EventListener", "java/lang/Comparable", 84 "java/lang/String", "javaapplication20/Titi", "java/lang/String", "java/lang/Integer", 85 "java/io/Serializable", "java/lang/Comparable"); 86 test("<PO:Ljava/lang/Object;>(Ljava/lang/Integer;TPO;)Ljava/lang/Integer;", 87 "<PO:L;>(L;TPO;)L;", 88 "java/lang/Object", "java/lang/Integer", "java/lang/Integer"); 89 test("<PO:Ljava/lang/Object;>(Ljava/lang/Integer;TPO;)TPO;", "<PO:L;>(L;TPO;)TPO;", 90 "java/lang/Object", "java/lang/Integer"); 91 test("<T::Ljava/util/EventListener;>(Ljava/lang/Class<TT;>;)[TT;", 92 "<T::L;>(L<TT;>;)[TT;", 93 "java/util/EventListener", "java/lang/Class"); 94 test("<PO:LTiti;>(Ljava/lang/Integer;ITPO;)Z", "<PO:L;>(L;ITPO;)Z", 95 "Titi", "java/lang/Integer"); 96 test("<K:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/lang/Object;", 97 "<K:L;V:L;>L;", 98 "java/lang/Object", "java/lang/Object", "java/lang/Object"); 99 test("Ljava/util/LinkedHashMap<TK;TV;>.LinkedHashIterator;Ljava/util/Iterator<TV;>;", 100 "L<TK;TV;>.L;L<TV;>;", 101 "java/util/LinkedHashMap", 102 "inkedHashIterator", 103 "java/util/Iterator"); 104 test("LToto<Ljava/lang/String;>;", "L<L;>;", "Toto", 105 "java/lang/String"); 106 test("Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer<LToto;>;TZ;>;", 107 "L<[L;L<L;>;TZ;>;", 108 "javaapplication20/Titi", "java/lang/String", "java/lang/Integer", "Toto"); 109 test("LX<[LQ;LW<LToto;>;TZ;>;", "L<[L;L<L;>;TZ;>;", 110 "X", "Q", "W", "Toto"); 111 test("Ljava/lang/String<*>;", "L<*>;", "java/lang/String"); 112 test("Ljava/util/List<[B>;", "L<[B>;", "java/util/List"); 113 test("<T:Ljava/lang/Object;T_NODE::Ljava/util/stream/Node<TT;>;>Ljava/lang/Object;Ljava/util/stream/Node<TT;>;", 114 "<T:L;T_NODE::L<TT;>;>L;L<TT;>;", 115 "java/lang/Object", "java/util/stream/Node", "java/lang/Object", "java/util/stream/Node"); 116 test("Ljavaapplication20/Titi<[Ljava/lang/String;>;", "L<[L;>;", 117 "javaapplication20/Titi", "java/lang/String"); 118 test("<A::Ljava/lang/annotation/Annotation;" 119 + "W::Lcom/sun/codemodel/internal/JAnnotationWriter<TA;>;>" 120 + "Ljava/lang/Object;Ljava/lang/reflect/InvocationHandler;" 121 + "Lcom/sun/codemodel/internal/JAnnotationWriter<TA;>;", 122 "<A::L;W::L<TA;>;>L;L;L<TA;>;", 123 "java/lang/annotation/Annotation", "com/sun/codemodel/internal/JAnnotationWriter", 124 "java/lang/Object", "java/lang/reflect/InvocationHandler", "com/sun/codemodel/internal/JAnnotationWriter"); 125 test("<W::Lcom/sun/codemodel/internal/JAnnotationWriter<*>;>(Ljava/lang/Class<TW;>;" + 126 "Lcom/sun/codemodel/internal/JAnnotatable;)TW;", 127 "<W::L<*>;>(L<TW;>;L;)TW;", 128 "com/sun/codemodel/internal/JAnnotationWriter", "java/lang/Class", "com/sun/codemodel/internal/JAnnotatable"); 129 test("Ljava/util/Set<Lcom/sun/tools/jdeps/JdepsTask$DotGraph<TT;>.Edge;>;", 130 "L<L<TT;>.Edge;>;", 131 "java/util/Set", 132 "com/sun/tools/jdeps/JdepsTask$DotGraph"); 133 test("<E::Lcom/sun/xml/internal/rngom/ast/om/ParsedElementAnnotation;" + 134 "L::Lcom/sun/xml/internal/rngom/ast/om/Location;" + 135 "CL::Lcom/sun/xml/internal/rngom/ast/builder/CommentList<TL;>;>Ljava/lang/Object;", 136 "<E::L;L::L;CL::L<TL;>;>L;", 137 "com/sun/xml/internal/rngom/ast/om/ParsedElementAnnotation", 138 "", 139 "com/sun/xml/internal/rngom/ast/om/Location", 140 "", 141 "com/sun/xml/internal/rngom/ast/builder/CommentList", 142 "", 143 "java/lang/Object"); 144 test("(Ljava/util/List<Lcom/sun/xml/internal/rngom/nc/NameClass;>;TL;TA;)" + 145 "Lcom/sun/xml/internal/rngom/nc/NameClass;", 146 "(L<L;>;TL;TA;)L;", 147 "java/util/List", 148 "com/sun/xml/internal/rngom/nc/NameClass", 149 "", 150 "com/sun/xml/internal/rngom/nc/NameClass"); 151 test("[Ljava/util/List;", "[L;", "java/util/List"); 152 test("[Ljava/util/List<+Lcom/sun/jdi/request/EventRequest;>;", 153 "[L<+L;>;", 154 "java/util/List", "com/sun/jdi/request/EventRequest"); 155 test("Lcom/sun/xml/internal/bind/v2/util/QNameMap<TV;>.HashIterator" + 156 "<Lcom/sun/xml/internal/bind/v2/util/QNameMap$Entry<TV;>;>;", 157 "L<TV;>.HashIterator<L<TV;>;>;", 158 "com/sun/xml/internal/bind/v2/util/QNameMap", "com/sun/xml/internal/bind/v2/util/QNameMap$Entry"); 159 test("[Ljava/lang/String;", "[L;", "java/lang/String"); 160 test("[Ljava/lang/String<Ljava/lang/Toto<Ljava/lang/Titi;>;>;", 161 "[L<L<L;>;>;", 162 "java/lang/String", "java/lang/Toto", "java/lang/Titi"); 163 test("<T::Ljava/util/EventListener;K:Ljava/util/BOO;>(ZCLjava/lang/Class<TT;>;IJS)[TT;", 164 "<T::L;K:L;>(ZCL<TT;>;IJS)[TT;", 165 "java/util/EventListener", "java/util/BOO", "java/lang/Class"); 166 test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;", 167 "<T:L;>(TT;IL;)TT;", "java/lang/Object", "java/lang/Long"); 168 test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;^TT;", 169 "<T:L;>(TT;IL;)TT;^TT;", "java/lang/Object", "java/lang/Long"); 170 test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;^TT;^Ljava/lang/Exception;", 171 "<T:L;>(TT;IL;)TT;^TT;^L;", 172 "java/lang/Object", "java/lang/Long", "java/lang/Exception"); 173 if (passed + failed == 0) { 174 throw new AssertionError("No tests were run"); 175 } 176 String message = String.format("Passed: %d, failed: %d, total: %d", passed, failed, passed + failed); 177 if (failed > 0) { 178 throw new AssertionError("Test failed: " + message); 179 } else { 180 System.err.println(message); 181 } 182 } 183 184 private void test(String type, String formatted, String...classNames) { 185 try { 186 SignatureParser.ParseResult result = SignatureParser.parseSignatureDescriptor(type); 187 String[] parsedNames = parse(classNames); 188 assertEquals(result.formatted, formatted, "Input: '" + type + "', checking 'formatted'"); 189 assertEquals(result.types.size(), 2 * classNames.length, 190 "Input: '" + type + "', checking the length of 'types':" + 191 "\nexpected: " + Arrays.toString(parsedNames) + 192 "\n got: " + result.types); 193 for (int i = 0; i < result.types.size(); ++i) { 194 assertEquals(result.types.get(i), parsedNames[i], 195 "Input: '" + type + "', checking 'packageName' at index " + i / 2); 196 ++i; 197 assertEquals(result.types.get(i), parsedNames[i], 198 "Input: '" + type + "', checking 'simpleName' at index " + i / 2); 199 } 200 String reconstructed = SignatureParser.reconstruct(result.formatted, result.types); 201 assertEquals(reconstructed, type, "Input: '" + type + "', checking reconstruction from: " 202 + result.formatted + " " + result.types); 203 ++passed; 204 } catch (Exception | AssertionError e) { 205 e.printStackTrace(); 206 ++failed; 207 } 208 } 209 210 private void assertEquals(Object actual, Object expected, String message) { 211 if (!Objects.equals(actual, expected)) { 212 throw new AssertionError(message + ": expected: " + expected + ", actual: " + actual); 213 } 214 } 215 216 private String[] parse(String[] classNames) { 217 String[] result = new String[2 * classNames.length]; 218 for (int i = 0; i < classNames.length; ++i) { 219 int index = classNames[i].lastIndexOf("/"); 220 result[2 * i] = index == -1 ? "" : classNames[i].substring(0, index); 221 result[2 *i + 1] = classNames[i].substring(index + 1); 222 } 223 return result; 224 } 225} 226