| // 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 E first |
| /// ... |
| /// Otherwise returns the first element in the iteration order, equivalent to |
| /// this.elementAt(0). |
| /// @description Checks that if Int32x4List is not empty the first element in the |
| /// iteration order is returned (equivalent to this.elementAt(0)). |
| /// @author ngl@unipro.ru |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| Int32x4 i32x4(n) => new Int32x4(n, n, n, n); |
| |
| equal(o1, o2) => o1.x == o2.x && o1.y == o2.y && o1.z == o2.z && o1.w == o2.w; |
| |
| void check(list) { |
| var l = new Int32x4List.fromList(list); |
| Expect.isTrue(equal(l.elementAt(0), l.first)); |
| } |
| |
| main() { |
| check([i32x4(1)]); |
| check([i32x4(10), i32x4(11), i32x4(12), i32x4(13)]); |
| check([i32x4(0), i32x4(1), i32x4(2), i32x4(3), i32x4(4), i32x4(5), i32x4(6), |
| i32x4(7),i32x4(8), i32x4(9)]); |
| } |