1 /*
   2  * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  * 
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  * 
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  * 
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  * 
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /**
  25  * JDK-8075207: Nashorn parser API returns StatementTree objects in out of order
  26  *
  27  * @test
  28  * @option -scripting
  29  * @run
  30  */
  31 
  32 var Parser = Java.type("jdk.nashorn.api.tree.Parser");
  33 var ExpressionStatementTree = Java.type("jdk.nashorn.api.tree.ExpressionStatementTree");
  34 var FunctionDeclarationTree = Java.type("jdk.nashorn.api.tree.FunctionDeclarationTree");
  35 var VariableTree = Java.type("jdk.nashorn.api.tree.VariableTree");
  36 
  37 var parser = Parser.create();
  38 
  39 var ast = parser.parse("hello.js", <<CODE
  40 
  41 var hello = 'hello';
  42 
  43 function print_hello() {
  44     var x = 2;
  45     print(hello);
  46     function inner_func() {}
  47     var y = function() {
  48         var PI = Math.PI;
  49         function inner2() {}
  50         var E = Math.E;
  51     }
  52 }
  53 
  54 var hello = "hello 2";
  55 
  56 CODE, print);
  57 
  58 var stats = ast.sourceElements;
  59 Assert.assertTrue(stats.get(0) instanceof VariableTree);
  60 Assert.assertTrue(stats.get(1) instanceof FunctionDeclarationTree);
  61 Assert.assertTrue(stats.get(2) instanceof VariableTree);
  62 
  63 var print_hello = stats.get(1);
  64 Assert.assertEquals(print_hello.name.name, "print_hello");
  65 var print_hello_stats = print_hello.body.statements;
  66 Assert.assertTrue(print_hello_stats.get(0) instanceof VariableTree);
  67 Assert.assertTrue(print_hello_stats.get(1) instanceof ExpressionStatementTree);
  68 Assert.assertTrue(print_hello_stats.get(2) instanceof FunctionDeclarationTree);
  69 Assert.assertTrue(print_hello_stats.get(3) instanceof VariableTree);
  70 
  71 var anonFunc = print_hello_stats.get(3).initializer;
  72 var anonFunc_stats = anonFunc.body.statements;
  73 Assert.assertTrue(anonFunc_stats.get(0) instanceof VariableTree);
  74 Assert.assertTrue(anonFunc_stats.get(1) instanceof FunctionDeclarationTree);
  75 Assert.assertTrue(anonFunc_stats.get(2) instanceof VariableTree);
  76