| // 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 bool any(bool f(E element)) |
| /// Checks whether any element of this iterable satisfies test. |
| /// Checks every element in iteration order, and returns true if any of them make |
| /// [test] return true, otherwise returns false. |
| /// @description Checks that true is returned if one or more elements satisfies |
| /// the predicate f, false otherwise. |
| /// @author msyabro |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| bool pred(Float32x4 element) => element.greaterThan(pack(.0, .0, 5.0, .0)).flagZ; |
| |
| Float32x4 pack(x, y, z, w) => new Float32x4(x, y, z, w); |
| |
| main() { |
| var l; |
| l = new Float32x4List.fromList([]); |
| Expect.isFalse(l.any(pred)); |
| |
| l = new Float32x4List.fromList([pack(1.0, 1.0, 1.0, 1.0)]); |
| Expect.isFalse(l.any(pred)); |
| |
| l = new Float32x4List.fromList([ |
| pack(.0, .0, 1.0, .0), pack(.0, .0, 2.0, .0), pack(.0, .0, 3.0, .0), |
| pack(.0, .0, 4.0, .0), pack(.0, .0, 5.0, .0), pack(.0, .0, 1.0, .0), |
| pack(.0, .0, 2.0, .0), pack(.0, .0, 3.0, .0), pack(.0, .0, 4.0, .0), |
| pack(.0, .0, 5.0, .0) |
| ]); |
| Expect.isFalse(l.any(pred)); |
| |
| l = new Float32x4List.fromList([pack(.0, .0, 100.0, .0)]); |
| Expect.isTrue(l.any(pred)); |
| |
| l = new Float32x4List.fromList([ |
| pack(.0, .0, 6.0, .0), pack(.0, .0, 7.0, .0), pack(.0, .0, 8.0, .0), |
| pack(.0, .0, 9.0, .0), pack(.0, .0, 10.0, .0) |
| ]); |
| Expect.isTrue(l.any(pred)); |
| |
| l = new Float32x4List.fromList([ |
| pack(.0, .0, 1.0, .0), pack(.0, .0, 2.0, .0), pack(.0, .0, 3.0, .0), |
| pack(.0, .0, 6.0, .0), pack(.0, .0, 4.0, .0), pack(.0, .0, 5.0, .0) |
| ]); |
| Expect.isTrue(l.any(pred)); |
| } |