1 /*
   2  * Copyright (c) 2014, 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  * @test
  26  * @bug 8036987, 8037572
  27  * @summary Implement tests that checks static types in the compiled code
  28  * @option --optimistic-types=true
  29  * @run
  30  */
  31 
  32 var inspect = Java.type("jdk.nashorn.test.tools.StaticTypeInspector").inspect
  33 var a = b = 3;
  34 var c;
  35 var x = { a: 2, b:1, c: 7, d: -1, e: 1}
  36 var y = { a: undefined, b: undefined}
  37 
  38 // Testing assignment operators
  39 //-- Global variable
  40 print(inspect(a=c, "global int assignment to global variable"))
  41 print(inspect(a=b, "undefined assignment to global int"))
  42 print(inspect(a=y.a, "global int assignment to undefined"))
  43 print(inspect(a+=b, "undefined addition assignment to global int"))
  44 print(inspect(b=b+b, "global int addition global int"))
  45 print(inspect(b+= y.a, "global int addition assignment undefined"))
  46 //--Local variable
  47 print(inspect(x.a+= y.a, "local int addition assignment local undefined"))
  48 print(inspect(x.b=y.a, "local int assignment to undefined"))
  49 print(inspect(y.a+=y.a, "local undefined addition assignment local undefined"))
  50 print(inspect(x.c-=x.d, "local int substraction assignment local int"))
  51 print(inspect(x.c*=x.d, "local int multiplication assignment local int"))
  52 print(inspect(x.c/=x.d, "local int division assignment local int"))
  53 print(inspect(y.b=x.c, "local undefined assignment to local int"))
  54 print(inspect(y.c=x.c, "local boolean assignment to local int"))