blob: d1c623ca99970eb16cd766a6a08578d332171fdf [file] [log] [blame]
// 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, int index)
/// Create an iterator positioned before the indexth code unit of the string.
/// @description Checks that [RuneIterator] is created with correct position.
/// @author msyabro
import "../../../Utils/expect.dart";
check(string, pos, firstCodePoint) {
var it = new, pos);
Expect.isTrue(it is RuneIterator);
Expect.equals(firstCodePoint, it.current);
main() {
check('', 0, -1);
check('a', 1, -1);
check('\u{10000}', 0, 0x10000);
check('\u{10000}\u{10001}\x01', 2, 0x10001);
check('\u{10000}\u{10001}\x01', 4, 0x01);
check('string', 2, 0x72);
check('string', 3, 0x69);