LibTest/typed_data/Float64x2List/single_A01_t01.dart

// 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
/// Checks that this iterable has only one element, and returns that element.
/// @description Checks that if iterable has only one element, it is returned.
/// @author ngl@unipro.ru


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

Float64x2 f64x2(v) => new Float64x2.splat(v);

void check(List<Float64x2> list) {
  var l = new Float64x2List.fromList(list);
  Expect.equals(l[0].x, l.single.x);
  Expect.equals(l[0].y, l.single.y);
}

main() {
  check([f64x2(1.0)]);
  check([f64x2(25.0)]);
  check([f64x2(125.0)]);
}