| // 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 every(bool f(E element)) |
| /// Checks whether every element of this iterable satisfies test. |
| /// Checks every element in iteration order, and returns false if any of them |
| /// make test return false, otherwise returns true. |
| /// @description Check that true is returned only if there are no elements that |
| /// not satisfy the predicate [f]. |
| /// @author msyabro |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| bool pred(double element) => element > 5.0; |
| |
| main() { |
| var l; |
| l = new Float64List.fromList([]); |
| Expect.isTrue(l.every(pred)); |
| |
| l = new Float64List.fromList([1.0]); |
| Expect.isFalse(l.every(pred)); |
| |
| l = new Float64List.fromList([1.0, 2.0, 3.0, 4.0, 5.0, 1.0, 2.0, 3.0, 4.0, |
| 5.0]); |
| Expect.isFalse(l.every(pred)); |
| |
| l = new Float64List.fromList([2.123e13]); |
| Expect.isTrue(l.every(pred)); |
| |
| l = new Float64List.fromList([6.0, 7.0, 8.0, 9.0, 10.0]); |
| Expect.isTrue(l.every(pred)); |
| |
| l = new Float64List.fromList([6.0, 7.0, 8.0, 9.0, 10.65e-20]); |
| Expect.isFalse(l.every(pred)); |
| } |