js/src/tests/ecma_5/misc/regress-bug632003.js@6474c204b198 (annotated)
js/src/tests/ecma_5/misc/regress-bug632003.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 | /* |
| michael@0 | 3 | * Any copyright is dedicated to the Public Domain. |
| michael@0 | 4 | * http://creativecommons.org/licenses/publicdomain/ |
| michael@0 | 5 | * Contributor: |
| michael@0 | 6 | */ |
| michael@0 | 7 | var BUGNUMBER = 632003; |
| michael@0 | 8 | var summary = 'The var statement should add the property to the global if it exists on the prototype'; |
| michael@0 | 9 | |
| michael@0 | 10 | // Define properties on Object.prototype with various attributes and |
| michael@0 | 11 | // value-getter-setter combinations then check that a var statement |
| michael@0 | 12 | // can always define a variable with the same name in the global object. |
| michael@0 | 13 | |
| michael@0 | 14 | if (typeof evaluate != "undefined") { |
| michael@0 | 15 | var global_case = def_all("global_case"); |
| michael@0 | 16 | evaluate(global_case.source); |
| michael@0 | 17 | check_values(this, global_case.var_list); |
| michael@0 | 18 | } |
| michael@0 | 19 | |
| michael@0 | 20 | var eval_case = def_all("eval_case"); |
| michael@0 | 21 | eval(eval_case.source); |
| michael@0 | 22 | check_values(this, eval_case.var_list); |
| michael@0 | 23 | |
| michael@0 | 24 | function def_all(prefix) |
| michael@0 | 25 | { |
| michael@0 | 26 | var builder, index, i, j; |
| michael@0 | 27 | |
| michael@0 | 28 | builder = {source: "", var_list: []}; |
| michael@0 | 29 | index = 0; |
| michael@0 | 30 | for (i = 0; i <= 1; ++i) { |
| michael@0 | 31 | for (j = 0; j <= 1; ++j) { |
| michael@0 | 32 | def({value: index}); |
| michael@0 | 33 | def({value: index, writable: true}); |
| michael@0 | 34 | def({get: Function("return "+index+";")}); |
| michael@0 | 35 | def({set: function() { }}); |
| michael@0 | 36 | def({get: Function("return "+index+";"), set: function() { }}); |
| michael@0 | 37 | } |
| michael@0 | 38 | } |
| michael@0 | 39 | return builder; |
| michael@0 | 40 | |
| michael@0 | 41 | function def(descriptor_seed) |
| michael@0 | 42 | { |
| michael@0 | 43 | var var_name = prefix + index; |
| michael@0 | 44 | descriptor_seed.configurable = !!i; |
| michael@0 | 45 | descriptor_seed.enumerable = !!j; |
| michael@0 | 46 | Object.defineProperty(Object.prototype, var_name, descriptor_seed); |
| michael@0 | 47 | var var_value = index + 0.5; |
| michael@0 | 48 | builder.source += "var "+var_name+" = "+var_value+";\n"; |
| michael@0 | 49 | builder.var_list.push({name: var_name, expected_value: var_value}); |
| michael@0 | 50 | ++index; |
| michael@0 | 51 | } |
| michael@0 | 52 | } |
| michael@0 | 53 | |
| michael@0 | 54 | function check_values(obj, var_list) |
| michael@0 | 55 | { |
| michael@0 | 56 | for (i = 0; i != var_list.length; ++i) { |
| michael@0 | 57 | var name = var_list[i].name; |
| michael@0 | 58 | assertEq(obj.hasOwnProperty(name), true); |
| michael@0 | 59 | assertEq(obj[name], var_list[i].expected_value); |
| michael@0 | 60 | } |
| michael@0 | 61 | } |
| michael@0 | 62 | |
| michael@0 | 63 | reportCompare(true, true); |
