diff options
Diffstat (limited to 'js/src/jit-test/tests/for-of/array-holes-3.js')
| -rw-r--r-- | js/src/jit-test/tests/for-of/array-holes-3.js | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/array-holes-3.js b/js/src/jit-test/tests/for-of/array-holes-3.js new file mode 100644 index 0000000000..9b4d087bde --- /dev/null +++ b/js/src/jit-test/tests/for-of/array-holes-3.js @@ -0,0 +1,8 @@ +// for-of consults Array.prototype when it encounters a hole. + +Array.prototype[1] = 'peek'; +var log = []; +for (var x of [0, , 2, 3]) + log.push(x); +assertEq(log[1], 'peek'); +assertEq(log.join(), "0,peek,2,3"); |