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:  * Check delete operator.
jlaskey@3:  *
jlaskey@3:  * @test
jlaskey@3:  * @run
jlaskey@3:  */
jlaskey@3: 
jlaskey@3: var obj = { foo: 3, bar: "hello" };
jlaskey@3: 
jlaskey@3: print("foo" in obj);
jlaskey@3: print(obj.foo);
jlaskey@3: print(delete obj.foo);
jlaskey@3: print("foo" in obj);
jlaskey@3: 
jlaskey@3: print("bar" in obj);
jlaskey@3: print(obj.bar);
jlaskey@3: print(delete obj["bar"]);
jlaskey@3: print("bar" in obj);
jlaskey@3: 
jlaskey@3: print(delete obj.junk);
jlaskey@3: print(delete obj["junk"]);
jlaskey@3: print(delete obj[2]);
jlaskey@3: 
jlaskey@3: x = 3;
jlaskey@3: print(delete x);
jlaskey@3: print("x" in this);
jlaskey@3: 
jlaskey@3: // deleting literals
jlaskey@3: print(delete 2);
jlaskey@3: print(delete "hello");
jlaskey@3: print(delete true);
jlaskey@3: print(delete this);
jlaskey@3: 
jlaskey@3: function func() {
jlaskey@3:     print(delete this);
jlaskey@3: }
jlaskey@3: 
jlaskey@3: var o = {};
jlaskey@3: o.func = func;
jlaskey@3: o.func();