blob: a92f23c31334cb7ba745abe4cd5112c074294ec2 [file] [log] [blame]
// Copyright (c) 2017, 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.
// @dart = 2.9
/// @assertion void writeStringSync(String string, {Encoding encoding: utf8})
/// Synchronously writes a single string to the file using the given Encoding.
///
/// @description Checks that method writeStringSync synchronously writes a single
/// string to the file using the given default Encoding utf8.
/// @author ngl@unipro.ru
import "dart:async";
import "dart:io";
import "dart:convert";
import "../../../Utils/expect.dart";
import "../file_utils.dart";
check(String s) {
File file = getTempFileSync();
asyncStart();
Future<RandomAccessFile> raFile = file.open(mode: FileMode.write);
raFile.then((RandomAccessFile rf) {
rf.writeStringSync(s);
var flen = rf.lengthSync();
rf.setPositionSync(0);
List<int> l = rf.readSync(flen);
var ed = new Utf8Codec();
String s1 = ed.decode(l);
Expect.equals(s, s1);
asyncEnd();
rf.closeSync();
}).whenComplete(() {
file.deleteSync();
});
}
main() {
check("");
check("abc");
check("алфавит");
}