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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/non262/extensions/regress-351070-02.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/extensions/regress-351070-02.js')
-rw-r--r-- | js/src/tests/non262/extensions/regress-351070-02.js | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/regress-351070-02.js b/js/src/tests/non262/extensions/regress-351070-02.js new file mode 100644 index 0000000000..ec288d859d --- /dev/null +++ b/js/src/tests/non262/extensions/regress-351070-02.js @@ -0,0 +1,65 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +//----------------------------------------------------------------------------- +var BUGNUMBER = 351070; +var summary = 'decompilation of let declaration should not change scope'; +var actual = ''; +var expect = ''; + + +//----------------------------------------------------------------------------- +test(); +//----------------------------------------------------------------------------- + +function test() +{ + printBugNumber(BUGNUMBER); + printStatus (summary); + + try + { + var pfx = "(function f() { var n = 2, a = 2; ", + decl = " let a = 3;", + end = " return a; })"; + + var table = [ + ["if (!!true)", ""], + ["if (!!true)", " else foopy();"], + ["if (!true); else", ""], + ["do ", " while (false);"], + ["while (--n)", ""], + ["for (--n;n;--n)", ""], + ["for (a in this)", ""], + ["with (this)", ""], + ]; + + expect = 3; + + for (i = 0; i < table.length; i++) { + var src = pfx + table[i][0] + decl + table[i][1] + end; + print('src: ' + src); + var fun = eval(src); + var testval = fun(); + reportCompare(expect, testval, summary + ': ' + src); + if (testval != expect) { + break; + } + var declsrc = '(' + + src.slice(1, -1).replace('function f', 'function f' + i) + ')'; + print('declsrc: ' + declsrc); + this['f' + i] = eval(declsrc); + print('f' + i + ': ' + this['f' + i]); + } + } + catch(ex) + { + // See https://bugzilla.mozilla.org/show_bug.cgi?id=408957 + summary = 'let declaration must be direct child of block or top-level implicit block'; + expect = 'SyntaxError'; + actual = ex.name; + reportCompare(expect, actual, summary); + } +} |