The Tor Browser: js/src/tests/js1_7/block/regress-344139.js@6474c204b198

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

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 //-----------------------------------------------------------------------------

     7 var BUGNUMBER     = "344139";

     8 var summary = "Basic let functionality";

     9 var actual, expect;

    11 printBugNumber(BUGNUMBER);

    12 printStatus(summary);

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

    15  * BEGIN TEST *

    16  **************/

    18 var failed = false;

    20 var x = 7;

    22 function f1()

    23 {

    24   let x = 5;

    25   return x;

    26 }

    28 function f2()

    29 {

    30   let x = 5;

    31   x = 3;

    32   return x;

    33 }

    35 function f3()

    36 {

    37   let x = 5;

    38   x += x;

    39   return x;

    40 }

    42 function f4()

    43 {

    44   var v = 5;

    45   let q = 17;

    47   // 0+1+2+...+8+9 == 45

    48   for (let v = 0; v < 10; v++)

    49     q += v;

    51   if (q != 62)

    52     throw "f4(): wrong value for q\n" +

    53       "  expected: 62\n" +

    54       "  actual:   " + q;

    56   return v;

    57 }

    59 try

    60 {

    61   if (f1() != 5 || x != 7)

    62     throw "f1() == 5";

    63   if (f2() != 3 || x != 7)

    64     throw "f2() == 3";

    65   if (f3() != 10 || x != 7)

    66     throw "f3() == 10";

    68   if (f4() != 5)

    69     throw "f4() == 5";

    71   var bad = true;

    72   try

    73   {

    74     eval("q++"); // force error at runtime

    75   }

    76   catch (e)

    77   {

    78     if (e instanceof ReferenceError)

    79       bad = false;

    80   }

    81   if (bad)

    82     throw "f4(): q escaping scope!";

    83 }

    84 catch (e)

    85 {

    86   failed = e;

    87 }

    89 expect = false;

    90 actual = failed;

    92 reportCompare(expect, actual, summary);

The Tor Browser / file revision