| // 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 E single |
| /// Checks that this iterable has only one element, and returns that element. |
| /// @description Checks that the single element of a list is returned. |
| /// @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 l; |
| |
| l = new Float32x4List.fromList([pack(0.0)]); |
| Expect.isTrue(equal(pack(0.0), l.single)); |
| l = new Float32x4List.fromList([pack(127.0)]); |
| Expect.isTrue(equal(pack(127.0), l.single)); |
| l = new Float32x4List.fromList([pack(-1.0)]); |
| Expect.isTrue(equal(pack(-1.0), l.single)); |
| } |