The Tor Browser: js/src/tests/test262/ch11/11.13/11.13.2/S11.13.2_A4.4

     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  * The production x += y is the same as x = x + y

     6  *

     7  * @path ch11/11.13/11.13.2/S11.13.2_A4.4_T2.6.js

     8  * @description Type(x) is different from Type(y) and both types vary between Number (primitive or object) and String (primitive and object)

     9  */

    11 //CHECK#1

    12 x = "1";

    13 x += 1;

    14 if (x !== "11") {

    15   $ERROR('#1: x = "1"; x += 1; x === "11". Actual: ' + (x));

    16 }

    18 //CHECK#2

    19 x = 1;

    20 x += "1";

    21 if (x !== "11") {

    22   $ERROR('#2: x = 1; x += "1"; x === "11". Actual: ' + (x));

    23 }

    25 //CHECK#3

    26 x = new String("1");

    27 x += 1;

    28 if (x !== "11") {

    29   $ERROR('#3: x = new String("1"); x += 1; x === "11". Actual: ' + (x));

    30 }

    32 //CHECK#4

    33 x = 1;

    34 x += new String("1");

    35 if (x !== "11") {

    36   $ERROR('#4: x = 1; x += new String("1"); x === "11". Actual: ' + (x));

    37 }

    39 //CHECK#5

    40 x = "1";

    41 x += new Number(1);

    42 if (x !== "11") {

    43   $ERROR('#5: x = "1"; x += new Number(1); x === "11". Actual: ' + (x));

    44 }

    46 //CHECK#6

    47 x = new Number(1);

    48 x += "1";

    49 if (x !== "11") {

    50   $ERROR('#6: x = new Number(1); x += "1"; x === "11". Actual: ' + (x));

    51 }

    53 //CHECK#7

    54 x = new String("1");

    55 x += new Number(1);

    56 if (x !== "11") {

    57   $ERROR('#7: x = new String("1"); x += new Number(1); x === "11". Actual: ' + (x));

    58 }

    60 //CHECK#8

    61 x = new Number(1);

    62 x += new String("1");

    63 if (x !== "11") {

    64   $ERROR('#8: x = new Number(1); x += new String("1"); x === "11". Actual: ' + (x));

    65 }

    67 //CHECK#9

    68 if ("x" + 1 !=="x1") {

    69   $ERROR('#9: x = "x"; x += 1; x === "x1". Actual: ' + (x));

    70 }

    72 //CHECK#10

    73 x = 1;

    74 x += "x";

    75 if (x !== "1x") {

    76   $ERROR('#10: x = 1; x += "x"; x === "1x". Actual: ' + (x));

    77 }

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