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ReelShort/test/commerce/wallet_identity_test.dart
T

85 lines
2.4 KiB
Dart

// Author: fruit.com.cn
// 验证登出、切换请求及销毁后不会回写旧钱包。
import 'dart:async';
import 'package:flutter_test/flutter_test.dart';
import 'package:fruitshorts/core/data/models/wallet.dart';
import 'package:fruitshorts/core/data/repositories/commerce_repository.dart';
import 'package:fruitshorts/core/data/services/wallet_controller.dart';
const _oldBalance = 320;
const _newBalance = 50;
void main() {
test('should_discard_inflight_balance_when_identity_is_reset', () async {
final repository = _PendingCommerce();
final wallet = WalletController(repository);
final pending = wallet.load();
wallet.reset();
repository.requests.single.complete(_snapshot(_oldBalance));
await pending;
expect(wallet.snapshot, isNull);
expect(wallet.loading, isFalse);
wallet.dispose();
});
test('should_keep_new_balance_when_an_older_request_finishes_last', () async {
final repository = _PendingCommerce();
final wallet = WalletController(repository);
final oldRequest = wallet.load();
wallet.reset();
final newRequest = wallet.load();
repository.requests.last.complete(_snapshot(_newBalance));
await newRequest;
repository.requests.first.complete(_snapshot(_oldBalance));
await oldRequest;
expect(wallet.balance, _newBalance);
expect(wallet.loading, isFalse);
wallet.dispose();
});
test('should_discard_inflight_error_when_wallet_is_reset', () async {
final repository = _PendingCommerce();
final wallet = WalletController(repository);
final pending = wallet.load();
wallet.reset();
repository.requests.single.completeError(StateError('old request'));
await pending;
expect(wallet.error, isNull);
expect(wallet.snapshot, isNull);
wallet.dispose();
});
}
WalletSnapshot _snapshot(int balance) => WalletSnapshot(
wallet: CoinWallet(
coinBalance: balance,
totalRechargedCoin: balance,
totalConsumedCoin: 0,
totalRefundedCoin: 0,
),
);
class _PendingCommerce implements CommerceRepository {
final requests = <Completer<WalletSnapshot>>[];
@override
Future<WalletSnapshot> fetchWallet() {
final request = Completer<WalletSnapshot>();
requests.add(request);
return request.future;
}
@override
Future<UnlockResult> unlock(String episodeId) async {
throw UnimplementedError('not needed by wallet identity tests');
}
}