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| author | janekptacijarabaci <janekptacijarabaci@seznam.cz> | 2018-03-25 14:48:34 +0200 |
|---|---|---|
| committer | janekptacijarabaci <janekptacijarabaci@seznam.cz> | 2018-03-25 14:48:34 +0200 |
| commit | e7a220aae2dd6f92c57b92fdd08ff94e5826c035 (patch) | |
| tree | 3f26d96607aaa80bcafe946f994d332e8e7cb0c5 /js/src/tests/ecma_6/Destructuring/array-iterator-close.js | |
| parent | 6056525ced07af6c6c4f48ea605a2f4589821fdf (diff) | |
| download | UXP-e7a220aae2dd6f92c57b92fdd08ff94e5826c035.tar UXP-e7a220aae2dd6f92c57b92fdd08ff94e5826c035.tar.gz UXP-e7a220aae2dd6f92c57b92fdd08ff94e5826c035.tar.lz UXP-e7a220aae2dd6f92c57b92fdd08ff94e5826c035.tar.xz UXP-e7a220aae2dd6f92c57b92fdd08ff94e5826c035.zip | |
Bug 1331585 - Allow falsy "done" values for IteratorClose due to exception during array destructuring
Issue #74
Diffstat (limited to 'js/src/tests/ecma_6/Destructuring/array-iterator-close.js')
| -rw-r--r-- | js/src/tests/ecma_6/Destructuring/array-iterator-close.js | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/tests/ecma_6/Destructuring/array-iterator-close.js b/js/src/tests/ecma_6/Destructuring/array-iterator-close.js index f7805540d..ed35135db 100644 --- a/js/src/tests/ecma_6/Destructuring/array-iterator-close.js +++ b/js/src/tests/ecma_6/Destructuring/array-iterator-close.js @@ -43,6 +43,22 @@ function test() { }, "in lhs"); assertEq(returnCalled, ++returnCalledExpected); + // throw in lhs ref calls IteratorClose with falsy "done". + iterable[Symbol.iterator] = makeIterator({ + next: function() { + // "done" is undefined. + return {}; + }, + ret: function() { + returnCalled++; + return {}; + } + }); + assertThrowsValue(function() { + 0, [...{}[throwlhs()]] = iterable; + }, "in lhs"); + assertEq(returnCalled, ++returnCalledExpected); + // throw in iter.next doesn't call IteratorClose iterable[Symbol.iterator] = makeIterator({ next: function() { |