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/*
* 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8080842
* @summary Ensure Scope impl can cope with remove() when a field and method share the name.
* @modules jdk.compiler/com.sun.tools.javac.code
* jdk.compiler/com.sun.tools.javac.file
* jdk.compiler/com.sun.tools.javac.util
*/
import com.sun.tools.javac.util.*;
import com.sun.tools.javac.code.*;
import com.sun.tools.javac.code.Scope.*;
import com.sun.tools.javac.code.Symbol.*;
import com.sun.tools.javac.file.JavacFileManager;
public class RemoveSymbolUnitTest {
Context context;
Names names;
Symtab symtab;
public static void main(String... args) throws Exception {
new RemoveSymbolUnitTest().run();
}
public void run() {
context = new Context();
JavacFileManager.preRegister(context); // required by ClassReader which is required by Symtab
names = Names.instance(context);
symtab = Symtab.instance(context);
Name hasNext = names.fromString("hasNext");
ClassSymbol clazz = new ClassSymbol(0,
names.fromString("X"),
Type.noType,
symtab.unnamedModule.unnamedPackage);
VarSymbol v = new VarSymbol(0, hasNext, Type.noType, clazz);
MethodSymbol m = new MethodSymbol(0, hasNext, Type.noType, clazz);
// Try enter and remove in different shuffled combinations.
// working with fresh scope each time.
WriteableScope cs = WriteableScope.create(clazz);
cs.enter(v);
cs.enter(m);
cs.remove(v);
Symbol s = cs.findFirst(hasNext);
if (s != m)
throw new AssertionError("Wrong symbol");
cs = WriteableScope.create(clazz);
cs.enter(m);
cs.enter(v);
cs.remove(v);
s = cs.findFirst(hasNext);
if (s != m)
throw new AssertionError("Wrong symbol");
cs = WriteableScope.create(clazz);
cs.enter(v);
cs.enter(m);
cs.remove(m);
s = cs.findFirst(hasNext);
if (s != v)
throw new AssertionError("Wrong symbol");
cs = WriteableScope.create(clazz);
cs.enter(m);
cs.enter(v);
cs.remove(m);
s = cs.findFirst(hasNext);
if (s != v)
throw new AssertionError("Wrong symbol");
}
}
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