| // Copyright (c) 2013, 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> takeWhile(bool test(E value)) |
| /// ... |
| /// The elements can be computed by stepping through iterator until an element |
| /// is found where test(element) is false. At that point, the returned iterable |
| /// stops (its moveNext() returns false). |
| /// @description Checks that once an element does not satisfy the [test] every |
| /// later element is skipped. |
| /// @author msyabro |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| Float32x4 pack(v) => new Float32x4.splat(v); |
| |
| equal(obj1, obj2) { |
| var res = obj1.equal(obj2); |
| return res.flagX && res.flagY && res.flagZ && res.flagW; |
| } |
| |
| main() { |
| var list = new Float32x4List.fromList( |
| [pack(1.0), pack(1.0), pack(2.0), pack(1.0), pack(1.0), pack(1.0)]); |
| var res = list.takeWhile((e) => e.x == 1.0); |
| Expect.equals(2, res.length); |
| for (int i = 1; i < 2; ++i) { |
| Expect.isTrue(equal(pack(1.0), res.elementAt(i))); |
| } |
| } |