The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/ecma_5/extensions/uneval-strict-functions.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,61 @@
     1.4 +/*
     1.5 + * Any copyright is dedicated to the Public Domain.
     1.6 + * http://creativecommons.org/licenses/publicdomain/
     1.7 + */
     1.8 +
     1.9 +/* Check that strict mode functions get decompiled properly. */
    1.10 +function lenient() { return typeof this == "object"; }
    1.11 +assertEq(eval(uneval(lenient) + "lenient;")(), true);
    1.12 +
    1.13 +function strict()  { 'use strict'; return typeof this == "undefined"; }
    1.14 +print(uneval(strict));
    1.15 +assertEq(eval(uneval(strict) + "strict;")(), true);
    1.16 +
    1.17 +function lenient_outer() {
    1.18 +    function lenient_inner() {
    1.19 +        return typeof this == "object";
    1.20 +    }
    1.21 +    return lenient_inner;
    1.22 +}
    1.23 +assertEq(eval(uneval(lenient_outer()) + "lenient_inner;")(), true);
    1.24 +
    1.25 +function strict_outer() {
    1.26 +    "use strict";
    1.27 +    function strict_inner() {
    1.28 +        return typeof this == "undefined";
    1.29 +    }
    1.30 +    return strict_inner;
    1.31 +}
    1.32 +assertEq(eval(uneval(strict_outer()) + "strict_inner;")(), true);
    1.33 +
    1.34 +function lenient_outer_closure() {
    1.35 +    return function lenient_inner_closure() { 
    1.36 +               return typeof this == "object"; 
    1.37 +           };
    1.38 +}
    1.39 +assertEq(eval(uneval(lenient_outer_closure()))(), true);
    1.40 +
    1.41 +function strict_outer_closure() {
    1.42 +    "use strict";
    1.43 +    return function strict_inner_closure() { 
    1.44 +               return typeof this == "undefined"; 
    1.45 +           };
    1.46 +}
    1.47 +assertEq(eval(uneval(strict_outer_closure()))(), true);
    1.48 +
    1.49 +function lenient_outer_expr() {
    1.50 +    return function lenient_inner_expr() (typeof this == "object");
    1.51 +}
    1.52 +assertEq(eval(uneval(lenient_outer_expr()))(), true);
    1.53 +
    1.54 +/*
    1.55 + * This doesn't work, because we have no way to include strict mode
    1.56 + * directives in expression closures.
    1.57 + *
    1.58 + *   function strict_outer_expr() {
    1.59 + *       return function strict_inner_expr() (typeof this == "undefined");
    1.60 + *   }
    1.61 + *   assertEq(eval(uneval(strict_outer_expr()))(), true);
    1.62 + */
    1.63 +
    1.64 +reportCompare(true, true);