js/src/tests/ecma/ExecutionContexts/10.2.2-2.js

Thu, 15 Jan 2015 15:59:08 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 15 Jan 2015 15:59:08 +0100
branch
TOR_BUG_9701
changeset 10
ac0c01689b40
permissions
-rw-r--r--

Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 // |reftest| skip-if(Android) -- bug - nsIDOMWindow.crypto throws NS_ERROR_NOT_IMPLEMENTED on Android
     2 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
     3 /* This Source Code Form is subject to the terms of the Mozilla Public
     4  * License, v. 2.0. If a copy of the MPL was not distributed with this
     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     8 /**
     9    File Name:          10.2.2-2.js
    10    ECMA Section:       10.2.2 Eval Code
    11    Description:
    13    When control enters an execution context for eval code, the previous
    14    active execution context, referred to as the calling context, is used to
    15    determine the scope chain, the variable object, and the this value. If
    16    there is no calling context, then initializing the scope chain, variable
    17    instantiation, and determination of the this value are performed just as
    18    for global code.
    20    The scope chain is initialized to contain the same objects, in the same
    21    order, as the calling context's scope chain.  This includes objects added
    22    to the calling context's scope chain by WithStatement.
    24    Variable instantiation is performed using the calling context's variable
    25    object and using empty property attributes.
    27    The this value is the same as the this value of the calling context.
    29    Author:             christine@netscape.com
    30    Date:               12 november 1997
    31 */
    33 var SECTION = "10.2.2-2";
    34 var VERSION = "ECMA_1";
    35 startTest();
    36 var TITLE   = "Eval Code";
    38 writeHeaderToLog( SECTION + " "+ TITLE);
    40 //  Test Objects
    42 var OBJECT = new MyObject( "hello" );
    43 var GLOBAL_PROPERTIES = new Array();
    44 var i = 0;
    46 for ( p in this ) {
    47   GLOBAL_PROPERTIES[i++] = p;
    48 }
    50 with ( OBJECT ) {
    51   var THIS = this;
    52   new TestCase( SECTION,
    53 		"eval( 'this == THIS' )",                 
    54 		true,              
    55 		eval("this == THIS") );
    56   new TestCase( SECTION,
    57 		"this in a with() block",                 
    58 		GLOBAL, 
    59 		this+"" );
    60   new TestCase( SECTION,
    61 		"new MyObject('hello').value",            
    62 		"hello",           
    63 		value );
    64   new TestCase( SECTION,
    65 		"eval(new MyObject('hello').value)",      
    66 		"hello",           
    67 		eval("value") );
    68   new TestCase( SECTION,
    69 		"new MyObject('hello').getClass()",       
    70 		"[object Object]", 
    71 		getClass() );
    72   new TestCase( SECTION,
    73 		"eval(new MyObject('hello').getClass())", 
    74 		"[object Object]", 
    75 		eval("getClass()") );
    76   new TestCase( SECTION,
    77 		"eval(new MyObject('hello').toString())", 
    78 		"hello", 
    79 		eval("toString()") );
    80   new TestCase( SECTION,
    81 		"eval('getClass') == Object.prototype.toString", 
    82 		true, 
    83 		eval("getClass") == Object.prototype.toString );
    85   for ( i = 0; i < GLOBAL_PROPERTIES.length; i++ ) {
    86     new TestCase( SECTION, GLOBAL_PROPERTIES[i] +
    87 		  " == THIS["+GLOBAL_PROPERTIES[i]+"]", true,
    88 		  eval(GLOBAL_PROPERTIES[i]) == eval( "THIS[GLOBAL_PROPERTIES[i]]") );
    89   }
    91 }
    93 test();
    95 function MyObject( value ) {
    96   this.value = value;
    97   this.getClass = Object.prototype.toString;
    98   this.toString = new Function( "return this.value+''" );
    99   return this;
   100 }

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