1import 'package:health_data_store/src/extensions/castable.dart';
 2import 'package:test/expect.dart';
 3import 'package:test/scaffolding.dart';
 4
 5void main() {
 6  test('should cast null to null', () {
 7    expect((null as Object?)?.castOrNull<String>(), null);
 8  });
 9  test('should cast int', () {
10    expect((123 as Object?)?.castOrNull<int>(), 123);
11  });
12  test('should not cast incorrectly', () {
13    expect((123 as Object?)?.castOrNull<double>(), null);
14  });
15}