diff options
Diffstat (limited to 'js/src/jit-test/tests/for-of/semantics-06.js')
| -rw-r--r-- | js/src/jit-test/tests/for-of/semantics-06.js | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/for-of/semantics-06.js b/js/src/jit-test/tests/for-of/semantics-06.js new file mode 100644 index 0000000000..1ff3d9570e --- /dev/null +++ b/js/src/jit-test/tests/for-of/semantics-06.js @@ -0,0 +1,8 @@ +// Deleting the .next method makes for-of stop working on arrays. + +load(libdir + "asserts.js"); +load(libdir + "iteration.js"); + +var iterProto = Object.getPrototypeOf([][Symbol.iterator]()); +delete iterProto.next; +assertThrowsInstanceOf(function () { for (var v of []) ; }, TypeError); |