| // Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| /// @assertion Iterable<E> take(int count) |
| /// ... |
| /// The elements can be computed by stepping through iterator until count |
| /// elements have been seen. |
| /// @description Checks that the elements can be computed by stepping through |
| /// iterator until count elements have been seen. |
| /// @author ngl@unipro.ru |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| Float64x2 f64x2(v) => new Float64x2.splat(v); |
| |
| check(List<Float64x2> list, int count) { |
| var l = new Float64x2List.fromList(list); |
| var res = l.take(count); |
| var it = res.iterator; |
| var counter = 0; |
| while (it.moveNext()) { |
| counter++; |
| } |
| Expect.equals(count, counter); |
| } |
| |
| main() { |
| check([], 0); |
| check( |
| [f64x2(6.0), f64x2(1.0), f64x2(4.0), f64x2(2.0), f64x2(5.0), f64x2(3.0)], |
| 4); |
| check([ |
| f64x2(6.0), f64x2(5.0), f64x2(4.0), f64x2(3.0), f64x2(2.0), |
| f64x2(1.0), f64x2(2.0), f64x2(3.0), f64x2(2.0), f64x2(5.0) |
| ], 10); |
| } |