diff options
Diffstat (limited to 'js/src/jit-test/tests/cacheir/optimize-get-iterator-3.js')
-rw-r--r-- | js/src/jit-test/tests/cacheir/optimize-get-iterator-3.js | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/cacheir/optimize-get-iterator-3.js b/js/src/jit-test/tests/cacheir/optimize-get-iterator-3.js new file mode 100644 index 0000000000..3fe8593b54 --- /dev/null +++ b/js/src/jit-test/tests/cacheir/optimize-get-iterator-3.js @@ -0,0 +1,13 @@ +(() => { + let nextCalled = 0; + ([])[Symbol.iterator]().__proto__.next = () => { + nextCalled++; + return {value: nextCalled, done: false}; + }; + + assertEq(nextCalled, 0); + let [a,b] = [1,2,3]; + assertEq(nextCalled, 2); + assertEq(a, 1); + assertEq(b, 2); +})(); |