LibTest/collection/HashSet/HashSet.from_A01_t02.dart

/*
 * Copyright (c) 2011, 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 interface HashSet.from(Iterable elements)
 * Create a hash set containing all [elements].
 * @description Checks that Error is thrown if the argument is [null].
 * @author rodionov
 */
import "../../../Utils/expect.dart";
import "dart:collection";

main() {
  Expect.throws(() {
      new HashSet.from(null);
    },
    (e)=> e is Error
  );
}