tests/lib/html/element_animate_simple_timing_test.dart

// Copyright (c) 2020, 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.

library element_animate_test;

import 'dart:async';
import 'dart:html';

import 'package:expect/legacy/async_minitest.dart'; // ignore: deprecated_member_use

main() {
  test('simple timing', () {
    if (Animation.supported) {
      var body = document.body!;
      var opacity = num.parse(body.getComputedStyle().opacity);
      body.animate([
        {"opacity": 100},
        {"opacity": 0},
      ], 100);
      var newOpacity = num.parse(body.getComputedStyle().opacity);
      expect(newOpacity == opacity, isTrue);
    }
  });
}