js/src/tests/ecma/Expressions/11.4.1.js@6474c204b198 (annotated)
js/src/tests/ecma/Expressions/11.4.1.js
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| michael@0 | 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
| michael@0 | 2 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 3 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 4 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 5 | |
| michael@0 | 6 | |
| michael@0 | 7 | /** |
| michael@0 | 8 | File Name: 11.4.1.js |
| michael@0 | 9 | ECMA Section: 11.4.1 the Delete Operator |
| michael@0 | 10 | Description: returns true if the property could be deleted |
| michael@0 | 11 | returns false if it could not be deleted |
| michael@0 | 12 | Author: christine@netscape.com |
| michael@0 | 13 | Date: 7 july 1997 |
| michael@0 | 14 | |
| michael@0 | 15 | */ |
| michael@0 | 16 | |
| michael@0 | 17 | |
| michael@0 | 18 | var SECTION = "11.4.1"; |
| michael@0 | 19 | var VERSION = "ECMA_1"; |
| michael@0 | 20 | startTest(); |
| michael@0 | 21 | var TITLE = "The delete operator"; |
| michael@0 | 22 | |
| michael@0 | 23 | writeHeaderToLog( SECTION + " "+ TITLE); |
| michael@0 | 24 | |
| michael@0 | 25 | // new TestCase( SECTION, "x=[9,8,7];delete(x[2]);x.length", 2, eval("x=[9,8,7];delete(x[2]);x.length") ); |
| michael@0 | 26 | // new TestCase( SECTION, "x=[9,8,7];delete(x[2]);x.toString()", "9,8", eval("x=[9,8,7];delete(x[2]);x.toString()") ); |
| michael@0 | 27 | new TestCase( SECTION, "x=new Date();delete x;typeof(x)", "undefined", eval("x=new Date();delete x;typeof(x)") ); |
| michael@0 | 28 | |
| michael@0 | 29 | // array[item++] = new TestCase( SECTION, "delete(x=new Date())", true, delete(x=new Date()) ); |
| michael@0 | 30 | // array[item++] = new TestCase( SECTION, "delete('string primitive')", true, delete("string primitive") ); |
| michael@0 | 31 | // array[item++] = new TestCase( SECTION, "delete(new String( 'string object' ) )", true, delete(new String("string object")) ); |
| michael@0 | 32 | // array[item++] = new TestCase( SECTION, "delete(new Number(12345) )", true, delete(new Number(12345)) ); |
| michael@0 | 33 | new TestCase( SECTION, "delete(Math.PI)", false, delete(Math.PI) ); |
| michael@0 | 34 | // array[item++] = new TestCase( SECTION, "delete(null)", true, delete(null) ); |
| michael@0 | 35 | // array[item++] = new TestCase( SECTION, "delete(void(0))", true, delete(void(0)) ); |
| michael@0 | 36 | |
| michael@0 | 37 | // variables declared with the var statement are not deletable. |
| michael@0 | 38 | |
| michael@0 | 39 | var abc; |
| michael@0 | 40 | new TestCase( SECTION, "var abc; delete(abc)", false, delete abc ); |
| michael@0 | 41 | |
| michael@0 | 42 | new TestCase( SECTION, |
| michael@0 | 43 | "var OB = new MyObject(); for ( p in OB ) { delete p }", |
| michael@0 | 44 | true, |
| michael@0 | 45 | eval("var OB = new MyObject(); for ( p in OB ) { delete p }") ); |
| michael@0 | 46 | |
| michael@0 | 47 | test(); |
| michael@0 | 48 | |
| michael@0 | 49 | function MyObject() { |
| michael@0 | 50 | this.prop1 = true; |
| michael@0 | 51 | this.prop2 = false; |
| michael@0 | 52 | this.prop3 = null; |
| michael@0 | 53 | this.prop4 = void 0; |
| michael@0 | 54 | this.prop5 = "hi"; |
| michael@0 | 55 | this.prop6 = 42; |
| michael@0 | 56 | this.prop7 = new Date(); |
| michael@0 | 57 | this.prop8 = Math.PI; |
| michael@0 | 58 | } |
