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js/src/jit-test/tests/for-of/array-holes-1.js@b8a032363ba2

js/src/jit-test/tests/for-of/array-holes-1.js

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

 // for-of does not skip Array holes. The value at a hole is undefined.

 var a = [0, , 2, 3];

 var log = [];

 for (var x of a) {

     assertEq(x, a[log.length]);

     log.push(x);

 }

 assertEq(log[1], undefined);

 assertEq(log.join(), "0,,2,3");