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/*
* 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));
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