// 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.

/// @assertion E single
/// ...
/// Throws a StateError if this is empty or has more than one element.
/// @description Checks that a StateError is thrown if this is empty.
/// @author ngl@unipro.ru


import "dart:typed_data";
import "../../../Utils/expect.dart";

main() {
  var l = new Float64x2List.fromList([]);
  Expect.throws(() { l.single; }, (e) => e is StateError);
}
