| // 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: > |
| Visits each element of the array in order and ceases iteration once all |
| values have been visited. |
| features: [Symbol.iterator, TypedArray] |
| ---*/ |
| var array = new Uint8Array([3, 1, 2]); |
| var iterator = array[Symbol.iterator](); |
| var result; |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, 3, 'first result `value`'); |
| assert.sameValue(result.done, false, 'first result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, 1, 'second result `value`'); |
| assert.sameValue(result.done, false, 'second result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, 2, 'third result `value`'); |
| assert.sameValue(result.done, false, 'third result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue(result.value, undefined, 'exhausted result `value`'); |
| assert.sameValue(result.done, true, 'exhausted result `done` flag'); |
| |
| result = iterator.next(); |
| assert.sameValue( |
| result.value, undefined, 'exhausted result `value` (repeated request)' |
| ); |
| assert.sameValue( |
| result.done, true, 'exhausted result `done` flag (repeated request)' |
| ); |