| // 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 String join([String separator = ""]) |
| /// Converts each element to a String and concatenates the strings. |
| /// Iterates through elements of this iterable, converts each one to a String |
| /// by calling Object.toString, and then concatenates the strings, with the |
| /// separator string interleaved between the elements. |
| /// @description Checks that if [separator] is omitted, elements of [this] |
| /// are not separated in the returned String. |
| /// @author msyabro |
| /// @issue 43267 |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| check(List<double> list, String expectedString) { |
| var l = new Float32List.fromList(list); |
| var s = l.join(); |
| Expect.stringEquals(expectedString, s); |
| } |
| |
| main() { |
| check([], ""); |
| check([0.25, 1.25], "0.251.25"); |
| check([1.25, 2.25, 3.25, 4.25, 5.25, 6.25, 7.25, 8.25, 9.25], |
| "1.252.253.254.255.256.257.258.259.25"); |
| } |