jlaskey@3: /*
jlaskey@7:  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
jlaskey@3:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
attila@962:  *
jlaskey@3:  * This code is free software; you can redistribute it and/or modify it
jlaskey@3:  * under the terms of the GNU General Public License version 2 only, as
jlaskey@3:  * published by the Free Software Foundation.
attila@962:  *
jlaskey@3:  * This code is distributed in the hope that it will be useful, but WITHOUT
jlaskey@3:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jlaskey@3:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
jlaskey@3:  * version 2 for more details (a copy is included in the LICENSE file that
jlaskey@3:  * accompanied this code).
attila@962:  *
jlaskey@3:  * You should have received a copy of the GNU General Public License version
jlaskey@3:  * 2 along with this work; if not, write to the Free Software Foundation,
jlaskey@3:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
attila@962:  *
jlaskey@3:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
jlaskey@3:  * or visit www.oracle.com if you need additional information or have any
jlaskey@3:  * questions.
jlaskey@3:  */
jlaskey@3: 
jlaskey@3: /**
jlaskey@3:  * NASHORN-256 : should be able to delete global builtin objects like JSON, Math etc.
jlaskey@3:  *
jlaskey@3:  * @test
jlaskey@3:  * @run
jlaskey@3:  */
jlaskey@3: 
jlaskey@3: function deleteAndCheck(name) {
jlaskey@3:     if (! (delete this[name])) {
jlaskey@3:         fail("cannot delete " + name);
jlaskey@3:     } else {
jlaskey@3:         if (typeof this[name] !== 'undefined') {
jlaskey@3:             fail(name + " is not undefined after delete!");
jlaskey@3:         }
jlaskey@3:     }
jlaskey@3: }
jlaskey@3: 
jlaskey@3: deleteAndCheck("Object");
jlaskey@3: deleteAndCheck("Function");
jlaskey@3: deleteAndCheck("Array");
jlaskey@3: deleteAndCheck("Boolean");
jlaskey@3: deleteAndCheck("Date");
jlaskey@3: deleteAndCheck("JSON");
jlaskey@3: deleteAndCheck("JSAdapter");
jlaskey@3: deleteAndCheck("Math");
jlaskey@3: deleteAndCheck("Number");
jlaskey@3: deleteAndCheck("RegExp");
jlaskey@3: deleteAndCheck("String");
jlaskey@3: deleteAndCheck("Error");
jlaskey@3: deleteAndCheck("Error");
jlaskey@3: deleteAndCheck("RangeError");
jlaskey@3: deleteAndCheck("ReferenceError");
jlaskey@3: deleteAndCheck("SyntaxError");
jlaskey@3: deleteAndCheck("TypeError");
jlaskey@3: deleteAndCheck("URIError");
jlaskey@3: 
jlaskey@3: function deleteFailCheck(name) {
jlaskey@3:     if (delete this[name]) {
jlaskey@3:         fail("can delete " + name);
jlaskey@3:     } else {
jlaskey@3:         if (typeof this[name] === 'undefined') {
jlaskey@3:             fail(name + " was deleted!");
jlaskey@3:         }
jlaskey@3:     }
jlaskey@3: }
jlaskey@3: 
jlaskey@3: deleteFailCheck("NaN");
jlaskey@3: deleteFailCheck("Infinity");
jlaskey@3: if (delete undefined) {
jlaskey@3:     fail("can delete 'undefined'");
jlaskey@3: }