Files

43 lines
1.8 KiB
Dart

import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:minstrel/player/audio_handler.dart';
import 'package:minstrel/player/player_provider.dart';
void main() {
// MinstrelAudioHandler() instantiates just_audio's AudioPlayer, which calls
// setMethodCallHandler on a platform channel during construction. Without an
// initialized binding the call asserts. We're not exercising real audio in
// the test — this just gives us a working binary messenger.
TestWidgetsFlutterBinding.ensureInitialized();
test('audioHandlerProvider must be overridden — bare read throws', () {
final container = ProviderContainer();
addTearDown(container.dispose);
// Riverpod 3 wraps the underlying error in a ProviderException. The
// intent of the test is "bare read fails," so accept the wrapper as
// long as the inner error is the UnimplementedError we threw.
expect(
() => container.read(audioHandlerProvider),
throwsA(predicate((e) {
if (e is UnimplementedError) return true;
// ProviderException is private to riverpod; match by name + by
// walking its toString for the inner UnimplementedError text.
return e.runtimeType.toString().contains('ProviderException') &&
e.toString().contains('UnimplementedError');
})),
);
});
test('overridden audioHandlerProvider exposes playbackState stream', () {
final handler = MinstrelAudioHandler();
final container = ProviderContainer(overrides: [
audioHandlerProvider.overrideWithValue(handler),
]);
addTearDown(container.dispose);
expect(container.read(audioHandlerProvider), same(handler));
final sub = container.listen(playbackStateProvider, (_, __) {});
sub.close();
});
}