The Tor Browser: js/src/tests/test262/ch09/9.8/S9.8_A5

     1 // Copyright 2009 the Sputnik authors.  All rights reserved.

     2 // This code is governed by the BSD license found in the LICENSE file.

     4 /**

     5  * Result of String conversion from Object value is conversion

     6  * from primitive value

     7  *

     8  * @path ch09/9.8/S9.8_A5_T2.js

     9  * @description Some objects convert to String by implicit transformation

    10  */

    12 // CHECK#1

    13 if (new Number() + "" !== "0") {

    14   $ERROR('#1: new Number() + "" === "0". Actual: ' + (new Number() + ""));

    15 }

    17 // CHECK#2

    18 if (new Number(0) + "" !== "0") {

    19   $ERROR('#2: new Number(0) + "" === "0". Actual: ' + (new Number(0) + ""));

    20 }

    22 // CHECK#3

    23 if (new Number(Number.NaN) + "" !== "NaN") {

    24   $ERROR('#3: new Number(Number.NaN) + "" === "NaN". Actual: ' + (new Number(Number.NaN) + ""));

    25 }

    27 // CHECK#4

    28 if (new Number(null) + "" !== "0") {

    29   $ERROR('#4: new Number(null) + "" === "0". Actual: ' + (new Number(null) + ""));

    30 }

    32 // CHECK#5

    33 if (new Number(void 0) + "" !== "NaN") {

    34   $ERROR('#5: new Number(void 0) + "" === "NaN. Actual: ' + (new Number(void 0) + ""));

    35 }

    37 // CHECK#6

    38 if (new Number(true) + "" !== "1") {

    39   $ERROR('#6: new Number(true) + "" === "1". Actual: ' + (new Number(true) + ""));

    40 }

    42 // CHECK#7

    43 if (new Number(false) + "" !== "0") {

    44   $ERROR('#7: new Number(false) + "" === "0". Actual: ' + (new Number(false) + ""));

    45 }

    47 // CHECK#8

    48 if (new Boolean(true) + "" !== "true") {

    49   $ERROR('#8: new Boolean(true) + "" === "true". Actual: ' + (new Boolean(true) + ""));

    50 }

    52 // CHECK#9

    53 if (new Boolean(false) + "" !== "false") {

    54   $ERROR('#9: Number(new Boolean(false)) === "false". Actual: ' + (Number(new Boolean(false))));

    55 }

    57 // CHECK#10

    58 if (new Array(2,4,8,16,32) + "" !== "2,4,8,16,32") {

    59   $ERROR('#10: new Array(2,4,8,16,32) + "" === "2,4,8,16,32". Actual: ' + (new Array(2,4,8,16,32) + ""));

    60 }

    62 // CHECK#11

    63 var myobj1 = {

    64                 toNumber : function(){return 12345;},

    65                 toString : function(){return 67890;},

    66                 valueOf  : function(){return "[object MyObj]";}

    67             };

    69 if (myobj1 + "" !== "[object MyObj]"){

    70   $ERROR('#11: myobj1 + "" calls ToPrimitive with hint Number. Exptected: "[object MyObj]". Actual: ' + (myobj1 + ""));

    71 }

    73 // CHECK#12

    74 var myobj2 = {

    75                 toNumber : function(){return 12345;},

    76                 toString : function(){return 67890},

    77                 valueOf  : function(){return {}}

    78             };

    80 if (myobj2 + "" !== "67890"){

    81   $ERROR('#12: myobj2 + "" calls ToPrimitive with hint Number. Exptected: "67890". Actual: ' + (myobj2 + ""));

    82 }

    84 // CHECK#13

    85 var myobj3 = {

    86                 toNumber : function(){return 12345;}

    87             };

    89 if (myobj3 + "" !== "[object Object]"){

    90   $ERROR('#13: myobj3 + "" calls ToPrimitive with hint Number.  Exptected: "[object Object]". Actual: ' + (myobj3 + ""));

    91 }

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