LibTest/typed_data/Float32List/asMap_A01_t02.dart

// 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 Map<int, E> asMap()
/// Returns an unmodifiable [Map] view of this.
/// The map uses the indices of this list as keys and the corresponding objects
/// as values.
/// @description Checks that the returned map is unmodifiable.
/// @author msyabro


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

check(List<double> list) {
  var l = new Float32List.fromList(list);
  var m = l.asMap();

  Expect.throws(() { m[0] = 0.0; });
}

main() {
  check([]);
  check([1.0]);
  check([1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0, 9.0, 10.0, 11.0, 12.0, 13.0,
         14.0, 15.0]);
}