| // |reftest| skip-if(!xulRuntime.shell) |
| // Any copyright is dedicated to the Public Domain. |
| // http://creativecommons.org/licenses/publicdomain/ |
| |
| //----------------------------------------------------------------------------- |
| var BUGNUMBER = 671947; |
| var summary = "Unqualified function invocation uses the global object of the called property as |this|"; |
| var actual = "------------------------"; |
| var expect = "ooaoboabuuaubuabooaoboab"; |
| |
| print(BUGNUMBER + ": " + summary); |
| |
| /************** |
| * BEGIN TEST * |
| **************/ |
| |
| this.name = "o"; |
| |
| function f() { |
| return this ? this.name : "t"; |
| } |
| function g() { |
| "use strict"; |
| return this ? this.name : "u"; |
| } |
| function h() { |
| return this ? this.name : "v"; |
| } |
| |
| var sb = newGlobal('same-compartment'); |
| sb.parent = this; |
| |
| evalcx('\n' + |
| ' this.name="i";\n' + |
| ' this.f = parent.f;\n' + |
| ' this.g = parent.g;\n' + |
| ' this.a = { name:"a", f:parent.f, g:parent.g };\n' + |
| ' this.b = { name:"b", f:parent.f, g:parent.g };\n' + |
| ' Object.defineProperty(this, "h", { get: (function(){ return parent.h; })});\n' + |
| ' Object.defineProperty(a, "h", { get: (function(){ return parent.h; })});\n' + |
| ' Object.defineProperty(b, "h", { get: (function(){ return parent.h; })});\n' + |
| |
| ' var results = "";\n' + |
| |
| ' /* Three of the first four cases pass undefined (promoted inside the callee to the callee\'s global object). */\n' + |
| ' /* a.f() is the one exception, which passes the base, a, as the this object. */\n' + |
| ' results += (function(){return f();})();\n' + |
| ' results += (function(){return (1,f)();})();\n' + |
| ' results += (function(){return a.f();})();\n' + |
| ' results += (function(){return eval("f()");})();\n' + |
| ' /* Same cases as above, but wrapped in a with. The first & last of these cases pass b, */\n' + |
| ' /* the object scoped by the with, as the this value. */\n' + |
| ' /* a.f() still passes the explicit base, a. (1,f)() is a little tricksier - this passes */\n' + |
| ' /* undefined (promoted to the callee global object) since the comma operator calles GetValue */\n' + |
| ' /* on the reference (see ES5 11.14.) */\n' + |
| ' results += (function(){with(b){ return (function(){ return f();})(); }})();\n' + |
| ' results += (function(){with(b){ return (function(){ return (1,f)();})(); }})();\n' + |
| ' results += (function(){with(b){ return (function(){ return a.f();})(); }})();\n' + |
| ' results += (function(){with(b){ return (function(){ return eval("f()");})(); }})();\n' + |
| |
| ' /* Same tests as above, but with a strict callee. */\n' + |
| ' /* We expect the same results, except undefined this is not replaced with the global object. */\n' + |
| ' results += (function(){return g();})();\n' + |
| ' results += (function(){return (1,g)();})();\n' + |
| ' results += (function(){return a.g();})();\n' + |
| ' results += (function(){return eval("g()");})();\n' + |
| ' results += (function(){with(b){ return g(); }})();\n' + |
| ' results += (function(){with(b){ return (1,g)(); }})();\n' + |
| ' results += (function(){with(b){ return a.g(); }})();\n' + |
| ' results += (function(){with(b){ return (function(){ return eval("g()");})(); }})();\n' + |
| |
| ' /* Same as the first set, but h is a getter property. */\n' + |
| ' results += (function(){return h();})();\n' + |
| ' results += (function(){return (1,h)();})();\n' + |
| ' results += (function(){return a.h();})();\n' + |
| ' results += (function(){return eval("h()");})();\n' + |
| ' results += (function(){with(b){ return h(); }})();\n' + |
| ' results += (function(){with(b){ return (1,h)(); }})();\n' + |
| ' results += (function(){with(b){ return a.h(); }})();\n' + |
| ' results += (function(){with(b){ return (function(){ return eval("h()");})(); }})();\n' + |
| |
| ' parent.actual = results;\n' + |
| '', |
| sb); |
| |
| reportCompare(expect, actual, "ok"); |