// Copyright (c) 2019, 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 To infer the type of element:
///
/// If element is an expressionElement with expression e1:
/// ...
/// If P is Set<Ps> then the inferred set element type of element is the inferred
/// type of the expression e1 in context Ps.
///
/// @description Checks that if P is Set<Ps> then the inferred set element type
/// of element is the inferred type of the expression e1 in context Ps.
/// @author sgrekhov@unipro.ru

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

main() {
  Set<double> x = {1};
  Expect.setEquals({1.0}, x);
}
