The Tor Browser: js/src/tests/ecma_5/Number/defaultvalue.js@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /*

     2  * Any copyright is dedicated to the Public Domain.

     3  * http://creativecommonn.org/licenses/publicdomain/

     4  */

     6 var BUGNUMBER = 645464;

     7 var summary =

     8   "[[DefaultValue]] behavior wrong for Number with overridden valueOf/toString";

    10 print(BUGNUMBER + ": " + summary);

    12 /**************

    13  * BEGIN TEST *

    14  **************/

    17 // equality

    19 var n = new Number();

    20 assertEq(n == 0, true);

    22 var n2 = new Number();

    23 n2.valueOf = function() { return 17; };

    24 assertEq(n2 == 17, true);

    26 var n3 = new Number();

    27 n3.toString = function() { return 42; };

    28 assertEq(n3 == 0, true);

    30 function testEquality()

    31 {

    32   var n = new Number();

    33   assertEq(n == 0, true);

    35   var n2 = new Number();

    36   n2.valueOf = function() { return 17; };

    37   assertEq(n2 == 17, true);

    39   var n3 = new Number();

    40   n3.toString = function() { return 42; };

    41   assertEq(n3 == 0, true);

    42 }

    43 testEquality();

    46 // addition of Number to number

    48 var n = new Number();

    49 assertEq(n + 5, 5);

    51 var n2 = new Number();

    52 n2.toString = function() { return 9; };

    53 assertEq(n2 + 3, 3);

    55 var n3 = new Number();

    56 n3.valueOf = function() { return 17; };

    57 assertEq(n3 + 5, 22);

    59 function testNumberAddition()

    60 {

    61   var n = new Number();

    62   assertEq(n + 5, 5);

    64   var n2 = new Number();

    65   n2.toString = function() { return 9; };

    66   assertEq(n2 + 3, 3);

    68   var n3 = new Number();

    69   n3.valueOf = function() { return 17; };

    70   assertEq(n3 + 5, 22);

    71 }

    72 testNumberAddition();

    75 // addition of Number to Number

    77 var n = new Number();

    78 assertEq(n + n, 0);

    80 var n2 = new Number();

    81 n2.toString = function() { return 5; };

    82 assertEq(n2 + n2, 0);

    84 var n3 = new Number();

    85 n3.valueOf = function() { return 8.5; };

    86 assertEq(n3 + n3, 17);

    88 function testNonNumberAddition()

    89 {

    90   var n = new Number();

    91   assertEq(n + n, 0);

    93   var n2 = new Number();

    94   n2.toString = function() { return 5; };

    95   assertEq(n2 + n2, 0);

    97   var n3 = new Number();

    98   n3.valueOf = function() { return 8.5; };

    99   assertEq(n3 + n3, 17);

   100 }

   101 testNonNumberAddition();

   104 // Number as bracketed property name

   106 var obj = { 0: 17, 8: 42, 9: 8675309 };

   108 var n = new Number();

   109 assertEq(obj[n], 17);

   111 var n2 = new Number();

   112 n2.valueOf = function() { return 8; }

   113 assertEq(obj[n2], 17);

   115 var n3 = new Number();

   116 n3.toString = function() { return 9; };

   117 assertEq(obj[n3], 8675309);

   119 function testPropertyNameToNumber()

   120 {

   121   var obj = { 0: 17, 8: 42, 9: 8675309 };

   123   var n = new Number();

   124   assertEq(obj[n], 17);

   126   var n2 = new Number();

   127   n2.valueOf = function() { return 8; }

   128   assertEq(obj[n2], 17);

   130   var n3 = new Number();

   131   n3.toString = function() { return 9; };

   132   assertEq(obj[n3], 8675309);

   133 }

   134 testPropertyNameToNumber();

   137 // Number as property name with |in| operator

   139 var n = new Number();

   140 assertEq(n in { 0: 5 }, true);

   142 var n2 = new Number();

   143 n2.toString = function() { return "baz"; };

   144 assertEq(n2 in { baz: 42 }, true);

   146 var n3 = new Number();

   147 n3.valueOf = function() { return "quux"; };

   148 assertEq(n3 in { 0: 17 }, true);

   150 function testInOperatorName()

   151 {

   152   var n = new Number();

   153   assertEq(n in { 0: 5 }, true);

   155   var n2 = new Number();

   156   n2.toString = function() { return "baz"; };

   157   assertEq(n2 in { baz: 42 }, true);

   159   var n3 = new Number();

   160   n3.valueOf = function() { return "quux"; };

   161   assertEq(n3 in { 0: 17 }, true);

   162 }

   163 testInOperatorName();

   165 /******************************************************************************/

   167 if (typeof reportCompare === "function")

   168   reportCompare(true, true);

   170 print("All tests passed!");

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