| // 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 |
| |
| |
| import "dart:typed_data"; |
| import "../../../Utils/expect.dart"; |
| |
| check(List<double> list, String expectedString) { |
| var l = new Float64List.fromList(list); |
| var s = l.join(); |
| Expect.stringEquals(expectedString, s); |
| } |
| |
| main() { |
| check([], ""); |
| check([0.25, 1.1], "0.251.1"); |
| check([1.1, 2.1, 3.1, 4.1, 5.1, 6.1, 7.1, 8.1, 9.1], |
| "1.12.13.14.15.16.17.18.19.1"); |
| } |