aoqi@0: /*
aoqi@0:  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  * 
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  * 
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  * 
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  * 
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /**
aoqi@0:  * clone_ir : Check that functionNode.clone copies all nodes and that they
aoqi@0:  * are not the same references
aoqi@0:  *
aoqi@0:  * @test
aoqi@0:  * @run
aoqi@0:  */
aoqi@0: 
aoqi@0: var js1 = "var tuple = { func : function f(x) { if (x) { print('true'); { print('block_under-true'); } } else { print('false'); } } }";
aoqi@0: 
aoqi@0: var Parser            = Java.type("jdk.nashorn.internal.parser.Parser");
aoqi@0: var ASTWriter         = Java.type("jdk.nashorn.internal.ir.debug.ASTWriter");
aoqi@0: var Context           = Java.type("jdk.nashorn.internal.runtime.Context");
aoqi@0: var ScriptEnvironment = Java.type("jdk.nashorn.internal.runtime.ScriptEnvironment");
aoqi@0: var Source            = Java.type("jdk.nashorn.internal.runtime.Source");
aoqi@0: var FunctionNode      = Java.type("jdk.nashorn.internal.ir.FunctionNode");
aoqi@0: var ThrowErrorManager = Java.type("jdk.nashorn.internal.runtime.Context$ThrowErrorManager");
aoqi@0: var System            = Java.type("java.lang.System");
aoqi@0: 
aoqi@0: var toArrayMethod = ASTWriter.class.getMethod("toArray");
aoqi@0: var parseMethod  = Parser.class.getMethod("parse");    
aoqi@0: 
aoqi@0: function toString(obj) {
aoqi@0:     var output = "{ ";
aoqi@0:     for (property in obj) {
aoqi@0: 	output += property + ': ' + obj[property]+'; ';
aoqi@0:     }
aoqi@0:     return output + '}'
aoqi@0: }
aoqi@0: 
aoqi@0: function flatten(func) {
aoqi@0:     var writer   = new ASTWriter(func);
aoqi@0:     var funcList = toArrayMethod.invoke(writer);
aoqi@0:     
aoqi@0:     var res = [];
aoqi@0:     for each (x in funcList) {
aoqi@0: 	    res.push({ name: x.getClass().getName(), id: System.identityHashCode(x) });
aoqi@0: 	}
aoqi@0:     return res;
aoqi@0: }
aoqi@0: 
aoqi@0: function check(contents) {
aoqi@0:     return check_src(new Source("<no name>", contents));
aoqi@0: }
aoqi@0: 
aoqi@0: function check_src(src) {
aoqi@0:     var parser  = new Parser(Context.getContext().getEnv(), src, new ThrowErrorManager());
aoqi@0: 
aoqi@0:     var func = parseMethod.invoke(parser);
aoqi@0:     print(func);
aoqi@0:     var func2 = func.clone();
aoqi@0: 
aoqi@0:     var f1 = flatten(func);
aoqi@0:     var f2 = flatten(func2);
aoqi@0: 
aoqi@0:     print(f1.map(toString));
aoqi@0:     print(f2.map(toString));
aoqi@0: 
aoqi@0:     if (f1.length != f2.length) {
aoqi@0: 	print("length difference between original and clone " + f1.length + " != " + f2.length);
aoqi@0: 	return false;
aoqi@0:     }
aoqi@0: 
aoqi@0:     for (var i = 0; i < f1.length; i++) {
aoqi@0: 	if (f1[i].name !== f2[i].name) {
aoqi@0: 	    print("name conflict at " + i + " " + f1[i].name + " != " + f2[i].name);
aoqi@0: 	    return false;
aoqi@0: 	} else if (f1[i].id === f2[i].id) {
aoqi@0: 	    print("id problem at " + i + " " + toString(f1[i]) + " was not deep copied to " + toString(f2[i]) + " became " + f1[i].id + " != " + f2[i].id);
aoqi@0: 	    return false;
aoqi@0: 	}
aoqi@0:     }
aoqi@0:     
aoqi@0:     return true;
aoqi@0: }
aoqi@0: 
aoqi@0: print(check(js1));