| /* |
| * 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<T> map<T>(T f(E e)) |
| * Returns a new lazy Iterable with elements that are created by calling f on |
| * each element of this Iterable in iteration order. |
| * @description Checks that the correct Iterable is returned. |
| * @author ngl@unipro.ru |
| */ |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| Int32x4 i32x4(n) => new Int32x4(n, n, n, n); |
| |
| main() { |
| var list = [i32x4(0), i32x4(1), i32x4(2), i32x4(1), i32x4(3), i32x4(4)]; |
| var l = new Int32x4List.fromList(list); |
| var res = l.map((e) => e.x + e.y); |
| Expect.equals(l.length, res.length); |
| for (int i = 0; i < l.length; ++i) { |
| Expect.equals(l[i].x + l[i].y, res.elementAt(i)); |
| } |
| |
| res = l.map((e) => 1); |
| Expect.equals(l.length, res.length); |
| for (int i = 0; i < l.length; ++i) { |
| Expect.equals(1, res.elementAt(i)); |
| } |
| |
| l = new Int32x4List.fromList([]); |
| res = l.map((e) => 1); |
| Expect.isTrue(res.isEmpty); |
| } |