diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/MapIteratorPrototype/next/does-not-have-mapiterator-internal-slots.js')
-rw-r--r-- | js/src/tests/test262/built-ins/MapIteratorPrototype/next/does-not-have-mapiterator-internal-slots.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/MapIteratorPrototype/next/does-not-have-mapiterator-internal-slots.js b/js/src/tests/test262/built-ins/MapIteratorPrototype/next/does-not-have-mapiterator-internal-slots.js new file mode 100644 index 0000000000..9e89de3e35 --- /dev/null +++ b/js/src/tests/test262/built-ins/MapIteratorPrototype/next/does-not-have-mapiterator-internal-slots.js @@ -0,0 +1,44 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 23.1.5.2.1 +description: > + Throws a TypeError if `this` does not have all of the internal slots of a Map + Iterator Instance. +info: | + %MapIteratorPrototype%.next ( ) + + 1. Let O be the this value. + 2. If Type(O) is not Object, throw a TypeError exception. + 3. If O does not have all of the internal slots of a Map Iterator Instance + (23.1.5.3), throw a TypeError exception. + ... +features: [Symbol.iterator] +---*/ + +var map = new Map([[1, 11], [2, 22]]); + +var iterator = map[Symbol.iterator](); +assert.throws(TypeError, function() { + iterator.next.call({}); +}); + +iterator = map.entries(); +assert.throws(TypeError, function() { + iterator.next.call({}); +}); + +iterator = map.keys(); +assert.throws(TypeError, function() { + iterator.next.call({}); +}); + +iterator = map.values(); +assert.throws(TypeError, function() { + iterator.next.call({}); +}); + +// does not throw an Error +iterator.next.call(map[Symbol.iterator]()); + +reportCompare(0, 0); |