/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
/*
* @test
* @summary Test SignatureParser
* @author Jean-Francois Denise
* @modules java.base/jdk.internal.jimage.decompressor
* @run main SignatureParserTest
*/
import java.util.Arrays;
import java.util.Objects;
import jdk.internal.jimage.decompressor.SignatureParser;
public class SignatureParserTest {
private int passed = 0;
private int failed = 0;
public static void main(String[] args) {
new SignatureParserTest().test();
}
private void test() {
test("[Ljava/lang/String;", "[L;", "java/lang/String");
test("[[[[[[[[[[Ljava/lang/String;", "[[[[[[[[[[L;", "java/lang/String");
test("<T:Ljava/lang/Object;:Ljava/lang/Comparable<-TT;>;>" +
"(Ljava/lang/String;Ljava/lang/Class<TT;>;TT;Ljava/lang/Comparable<-TT;>;" +
"Ljava/lang/Comparable<-TT;>;ZZ)V",
"<T:L;:L<-TT;>;>(L;L<TT;>;TT;L<-TT;>;L<-TT;>;ZZ)V",
"java/lang/Object", "java/lang/Comparable", "java/lang/String",
"java/lang/Class", "java/lang/Comparable", "java/lang/Comparable");
test("(Ljava/lang/String;ZLjava/util/EventListener;TTK;)V",
"(L;ZL;TTK;)V",
"java/lang/String", "java/util/EventListener");
test("<Y:Ljava/lang/String;>", "<Y:L;>", "java/lang/String");
test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;>",
"<Y:L;Z::L;>", "java/lang/String",
"java/util/EventListener");
test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;O::Ljava/lang/Comparable<Ljava/lang/String;>;>",
"<Y:L;Z::L;O::L<L;>;>",
"java/lang/String", "java/util/EventListener", "java/lang/Comparable", "java/lang/String");
test("<Y:Ljava/lang/String;O::Ljava/lang/Comparable<Ljava/lang/String;Ljava/lang/Float;>;>",
"<Y:L;O::L<L;L;>;>",
"java/lang/String", "java/lang/Comparable", "java/lang/String", "java/lang/Float");
test("<Y:Ljava/lang/String;O::Ljava/lang/Comparable<Ljava/lang/String;Ljava/lang/Float<Ljava/lang/Object;>;>;>",
"<Y:L;O::L<L;L<L;>;>;>",
"java/lang/String", "java/lang/Comparable", "java/lang/String", "java/lang/Float", "java/lang/Object");
test("Ljava/util/Set;", "L;", "java/util/Set");
test("Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer;>;", "L<[L;L;>;",
"javaapplication20/Titi",
"java/lang/String", "java/lang/Integer");
test("Ljava/lang/Comparable<TK;>;", "L<TK;>;", "java/lang/Comparable");
test("Ljava/io/Serializable;Ljava/lang/Comparable<TK;>;", "L;L<TK;>;",
"java/io/Serializable", "java/lang/Comparable");
test("<Y:Ljava/lang/String;Z::Ljava/util/EventListener;K::Ljava/util/EventListener;O::"
+ "Ljava/lang/Comparable<Ljava/lang/String;>;>"
+ "Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer;TZ;>;"
+ "Ljava/io/Serializable;Ljava/lang/Comparable<TK;>;",
"<Y:L;Z::L;K::L;O::L<L;>;>L<[L;L;TZ;>;L;L<TK;>;",
"java/lang/String", "java/util/EventListener", "java/util/EventListener", "java/lang/Comparable",
"java/lang/String", "javaapplication20/Titi", "java/lang/String", "java/lang/Integer",
"java/io/Serializable", "java/lang/Comparable");
test("<PO:Ljava/lang/Object;>(Ljava/lang/Integer;TPO;)Ljava/lang/Integer;",
"<PO:L;>(L;TPO;)L;",
"java/lang/Object", "java/lang/Integer", "java/lang/Integer");
test("<PO:Ljava/lang/Object;>(Ljava/lang/Integer;TPO;)TPO;", "<PO:L;>(L;TPO;)TPO;",
"java/lang/Object", "java/lang/Integer");
test("<T::Ljava/util/EventListener;>(Ljava/lang/Class<TT;>;)[TT;",
"<T::L;>(L<TT;>;)[TT;",
"java/util/EventListener", "java/lang/Class");
test("<PO:LTiti;>(Ljava/lang/Integer;ITPO;)Z", "<PO:L;>(L;ITPO;)Z",
"Titi", "java/lang/Integer");
test("<K:Ljava/lang/Object;V:Ljava/lang/Object;>Ljava/lang/Object;",
"<K:L;V:L;>L;",
"java/lang/Object", "java/lang/Object", "java/lang/Object");
test("Ljava/util/LinkedHashMap<TK;TV;>.LinkedHashIterator;Ljava/util/Iterator<TV;>;",
"L<TK;TV;>.L;L<TV;>;",
"java/util/LinkedHashMap",
"inkedHashIterator",
"java/util/Iterator");
test("LToto<Ljava/lang/String;>;", "L<L;>;", "Toto",
"java/lang/String");
test("Ljavaapplication20/Titi<[Ljava/lang/String;Ljava/lang/Integer<LToto;>;TZ;>;",
"L<[L;L<L;>;TZ;>;",
"javaapplication20/Titi", "java/lang/String", "java/lang/Integer", "Toto");
test("LX<[LQ;LW<LToto;>;TZ;>;", "L<[L;L<L;>;TZ;>;",
"X", "Q", "W", "Toto");
test("Ljava/lang/String<*>;", "L<*>;", "java/lang/String");
test("Ljava/util/List<[B>;", "L<[B>;", "java/util/List");
test("<T:Ljava/lang/Object;T_NODE::Ljava/util/stream/Node<TT;>;>Ljava/lang/Object;Ljava/util/stream/Node<TT;>;",
"<T:L;T_NODE::L<TT;>;>L;L<TT;>;",
"java/lang/Object", "java/util/stream/Node", "java/lang/Object", "java/util/stream/Node");
test("Ljavaapplication20/Titi<[Ljava/lang/String;>;", "L<[L;>;",
"javaapplication20/Titi", "java/lang/String");
test("<A::Ljava/lang/annotation/Annotation;"
+ "W::Lcom/sun/codemodel/internal/JAnnotationWriter<TA;>;>"
+ "Ljava/lang/Object;Ljava/lang/reflect/InvocationHandler;"
+ "Lcom/sun/codemodel/internal/JAnnotationWriter<TA;>;",
"<A::L;W::L<TA;>;>L;L;L<TA;>;",
"java/lang/annotation/Annotation", "com/sun/codemodel/internal/JAnnotationWriter",
"java/lang/Object", "java/lang/reflect/InvocationHandler", "com/sun/codemodel/internal/JAnnotationWriter");
test("<W::Lcom/sun/codemodel/internal/JAnnotationWriter<*>;>(Ljava/lang/Class<TW;>;" +
"Lcom/sun/codemodel/internal/JAnnotatable;)TW;",
"<W::L<*>;>(L<TW;>;L;)TW;",
"com/sun/codemodel/internal/JAnnotationWriter", "java/lang/Class", "com/sun/codemodel/internal/JAnnotatable");
test("Ljava/util/Set<Lcom/sun/tools/jdeps/JdepsTask$DotGraph<TT;>.Edge;>;",
"L<L<TT;>.Edge;>;",
"java/util/Set",
"com/sun/tools/jdeps/JdepsTask$DotGraph");
test("<E::Lcom/sun/xml/internal/rngom/ast/om/ParsedElementAnnotation;" +
"L::Lcom/sun/xml/internal/rngom/ast/om/Location;" +
"CL::Lcom/sun/xml/internal/rngom/ast/builder/CommentList<TL;>;>Ljava/lang/Object;",
"<E::L;L::L;CL::L<TL;>;>L;",
"com/sun/xml/internal/rngom/ast/om/ParsedElementAnnotation",
"",
"com/sun/xml/internal/rngom/ast/om/Location",
"",
"com/sun/xml/internal/rngom/ast/builder/CommentList",
"",
"java/lang/Object");
test("(Ljava/util/List<Lcom/sun/xml/internal/rngom/nc/NameClass;>;TL;TA;)" +
"Lcom/sun/xml/internal/rngom/nc/NameClass;",
"(L<L;>;TL;TA;)L;",
"java/util/List",
"com/sun/xml/internal/rngom/nc/NameClass",
"",
"com/sun/xml/internal/rngom/nc/NameClass");
test("[Ljava/util/List;", "[L;", "java/util/List");
test("[Ljava/util/List<+Lcom/sun/jdi/request/EventRequest;>;",
"[L<+L;>;",
"java/util/List", "com/sun/jdi/request/EventRequest");
test("Lcom/sun/xml/internal/bind/v2/util/QNameMap<TV;>.HashIterator" +
"<Lcom/sun/xml/internal/bind/v2/util/QNameMap$Entry<TV;>;>;",
"L<TV;>.HashIterator<L<TV;>;>;",
"com/sun/xml/internal/bind/v2/util/QNameMap", "com/sun/xml/internal/bind/v2/util/QNameMap$Entry");
test("[Ljava/lang/String;", "[L;", "java/lang/String");
test("[Ljava/lang/String<Ljava/lang/Toto<Ljava/lang/Titi;>;>;",
"[L<L<L;>;>;",
"java/lang/String", "java/lang/Toto", "java/lang/Titi");
test("<T::Ljava/util/EventListener;K:Ljava/util/BOO;>(ZCLjava/lang/Class<TT;>;IJS)[TT;",
"<T::L;K:L;>(ZCL<TT;>;IJS)[TT;",
"java/util/EventListener", "java/util/BOO", "java/lang/Class");
test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;",
"<T:L;>(TT;IL;)TT;", "java/lang/Object", "java/lang/Long");
test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;^TT;",
"<T:L;>(TT;IL;)TT;^TT;", "java/lang/Object", "java/lang/Long");
test("<T:Ljava/lang/Object;>(TT;ILjava/lang/Long;)TT;^TT;^Ljava/lang/Exception;",
"<T:L;>(TT;IL;)TT;^TT;^L;",
"java/lang/Object", "java/lang/Long", "java/lang/Exception");
if (passed + failed == 0) {
throw new AssertionError("No tests were run");
}
String message = String.format("Passed: %d, failed: %d, total: %d", passed, failed, passed + failed);
if (failed > 0) {
throw new AssertionError("Test failed: " + message);
} else {
System.err.println(message);
}
}
private void test(String type, String formatted, String...classNames) {
try {
SignatureParser.ParseResult result = SignatureParser.parseSignatureDescriptor(type);
String[] parsedNames = parse(classNames);
assertEquals(result.formatted, formatted, "Input: '" + type + "', checking 'formatted'");
assertEquals(result.types.size(), 2 * classNames.length,
"Input: '" + type + "', checking the length of 'types':" +
"\nexpected: " + Arrays.toString(parsedNames) +
"\n got: " + result.types);
for (int i = 0; i < result.types.size(); ++i) {
assertEquals(result.types.get(i), parsedNames[i],
"Input: '" + type + "', checking 'packageName' at index " + i / 2);
++i;
assertEquals(result.types.get(i), parsedNames[i],
"Input: '" + type + "', checking 'simpleName' at index " + i / 2);
}
String reconstructed = SignatureParser.reconstruct(result.formatted, result.types);
assertEquals(reconstructed, type, "Input: '" + type + "', checking reconstruction from: "
+ result.formatted + " " + result.types);
++passed;
} catch (Exception | AssertionError e) {
e.printStackTrace();
++failed;
}
}
private void assertEquals(Object actual, Object expected, String message) {
if (!Objects.equals(actual, expected)) {
throw new AssertionError(message + ": expected: " + expected + ", actual: " + actual);
}
}
private String[] parse(String[] classNames) {
String[] result = new String[2 * classNames.length];
for (int i = 0; i < classNames.length; ++i) {
int index = classNames[i].lastIndexOf("/");
result[2 * i] = index == -1 ? "" : classNames[i].substring(0, index);
result[2 *i + 1] = classNames[i].substring(index + 1);
}
return result;
}
}