Playing with animations

main.dart

import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart' show TestVSync;

void main() {
  runApp(const Placeholder()); // to trigger the scheduler

  AnimationController test = AnimationController(
    duration: const Duration(milliseconds: 200),
    vsync: const TestVSync(),
  );
  
  //Animation<double> animation = test;
  //Animation<double> animation = ReverseAnimation(test);
  Animation<double> animation = test.drive(Tween<double>(begin: 1, end: 0));
  
  animation.addListener(() { debugPrint('${animation.status} ${animation.value}'); });
  
  test.forward();
  //test.repeat();
}