diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-mapped-truncation-before-exhaustion.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-mapped-truncation-before-exhaustion.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-mapped-truncation-before-exhaustion.js b/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-mapped-truncation-before-exhaustion.js new file mode 100644 index 0000000000..19a8799abd --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayIteratorPrototype/next/args-mapped-truncation-before-exhaustion.js @@ -0,0 +1,26 @@ +// Copyright (C) 2014 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%arrayiteratorprototype%.next +description: > + Prior to being exhausted, iterators for mapped arguments exotic objects + should honor argument removal. +flags: [noStrict] +features: [Symbol.iterator] +---*/ + +(function(a, b, c) { + var iterator = arguments[Symbol.iterator](); + var result; + + iterator.next(); + iterator.next(); + + arguments.length = 2; + + result = iterator.next(); + assert.sameValue(result.value, undefined, 'Exhausted result `value`'); + assert.sameValue(result.done, true, 'Exhausted result `done` flag'); +}(2, 1, 3)); + +reportCompare(0, 0); |