/*

 * Copyright (c) 2016, 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.

 */

/**

 * JDK-8157160: JSON.stringify does not work on ScriptObjectMirror objects

 *

 * @test

 * @option -scripting

 * @run

 */

var SM = Java.type("javax.script.ScriptEngineManager");

var AJSO = Java.type("jdk.nashorn.api.scripting.AbstractJSObject");

var Supplier = Java.type("java.util.function.Supplier");

var engine = new SM().getEngineByName("nashorn");

// JSON stringify ScriptObjectMirror instances

print(JSON.stringify(engine.eval("({ foo : 42 })")));

print(JSON.stringify(engine.eval("([5, 6, 76, 7])")));

print(JSON.stringify(engine.eval(<<EOF

 ({

     toJSON: function() "hello"

 })

EOF

)));

print(JSON.stringify(engine.eval(<<EOF

obj = {

    name: 'nashorn',

    versions: [ 'es5.1', 'es6' ]

}

EOF

)));

var dm = engine.eval("new Date()");

print('"' + dm.toJSON() + '"' == JSON.stringify(dm));

// JSON stringifying an arbitrary JSObject impl.

var jsObj = new AJSO() {

    keySet: function() {

        var keys = new java.util.HashSet();

        keys.add("x");

        keys.add("y");

        return keys;

    },

    getMember: function(name) {

        if (name == "x") {

            return 42;

        } else if (name == "y") {

            return "hello";

        }

    }

};

print(JSON.stringify(jsObj));

// try toJSON implementation on JSObject

var jsObj2 = new AJSO() {

    getMember: function(name) {

        if (name == 'toJSON') {

            return function() {

                return "my json representation";

            }

        }

    }

};

print(JSON.stringify(jsObj2));

var jsObj3 = new AJSO() {

    getMember: function(name) {

        if (name == 'toJSON') {

            return new Supplier() {

                "get": function() {

                    return "value from toJSON function";

                }

            };

        }

    }

};

print(JSON.stringify(jsObj3));

// replacer function from another script world

print(JSON.stringify({

   foo: "hello"

}, engine.eval(<<EOF

    function (key, value) {

       if (key == "foo") {

           return value.toUpperCase()

       }

       return value;

    }

EOF)));