| /* |
| * Copyright (c) 2010, 2013, 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. |
| */ |
| |
| /** |
| * clone_ir : Check that functionNode.clone copies all nodes and that they |
| * are not the same references |
| * |
| * @test |
| * @run |
| */ |
| |
| var js1 = "var tuple = { func : function f(x) { if (x) { print('true'); { print('block_under-true'); } } else { print('false'); } } }"; |
| |
| var Parser = Java.type("jdk.nashorn.internal.parser.Parser"); |
| var ASTWriter = Java.type("jdk.nashorn.internal.ir.debug.ASTWriter"); |
| var Context = Java.type("jdk.nashorn.internal.runtime.Context"); |
| var ScriptEnvironment = Java.type("jdk.nashorn.internal.runtime.ScriptEnvironment"); |
| var Source = Java.type("jdk.nashorn.internal.runtime.Source"); |
| var FunctionNode = Java.type("jdk.nashorn.internal.ir.FunctionNode"); |
| var ThrowErrorManager = Java.type("jdk.nashorn.internal.runtime.Context$ThrowErrorManager"); |
| var System = Java.type("java.lang.System"); |
| |
| var toArrayMethod = ASTWriter.class.getMethod("toArray"); |
| var parseMethod = Parser.class.getMethod("parse"); |
| |
| function toString(obj) { |
| var output = "{ "; |
| for (property in obj) { |
| output += property + ': ' + obj[property]+'; '; |
| } |
| return output + '}' |
| } |
| |
| function flatten(func) { |
| var writer = new ASTWriter(func); |
| var funcList = toArrayMethod.invoke(writer); |
| |
| var res = []; |
| for each (x in funcList) { |
| res.push({ name: x.getClass().getName(), id: System.identityHashCode(x) }); |
| } |
| return res; |
| } |
| |
| function check(contents) { |
| return check_src(new Source("<no name>", contents)); |
| } |
| |
| function check_src(src) { |
| var parser = new Parser(Context.getContext().getEnv(), src, new ThrowErrorManager()); |
| |
| var func = parseMethod.invoke(parser); |
| print(func); |
| var func2 = func.clone(); |
| |
| var f1 = flatten(func); |
| var f2 = flatten(func2); |
| |
| print(f1.map(toString)); |
| print(f2.map(toString)); |
| |
| if (f1.length != f2.length) { |
| print("length difference between original and clone " + f1.length + " != " + f2.length); |
| return false; |
| } |
| |
| for (var i = 0; i < f1.length; i++) { |
| if (f1[i].name !== f2[i].name) { |
| print("name conflict at " + i + " " + f1[i].name + " != " + f2[i].name); |
| return false; |
| } else if (f1[i].id === f2[i].id) { |
| print("id problem at " + i + " " + toString(f1[i]) + " was not deep copied to " + toString(f2[i]) + " became " + f1[i].id + " != " + f2[i].id); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| print(check(js1)); |