Files
jinzhi/test/common/network/api_exception_test.dart
T

75 lines
2.1 KiB
Dart

import 'dart:typed_data';
import 'package:dio/dio.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:jinzhi_flutter_app/common/network/api_exception.dart';
import 'package:jinzhi_flutter_app/common/network/kratos_error_interceptor.dart';
import 'package:jinzhi_flutter_app/models/pb/errors/errors.pb.dart' as errors;
void main() {
test('classifies Kratos invalid token and preserves the raw body', () async {
final body = errors.Status(
code: 401,
reason: 'INVALID_TOKEN',
message: 'expired',
).writeToBuffer();
final dio = Dio()
..httpClientAdapter = _ErrorAdapter(body, 401)
..interceptors.add(KratosErrorInterceptor());
try {
await dio.get<List<int>>(
'/me',
options: Options(responseType: ResponseType.bytes),
);
fail('request should fail');
} on DioException catch (error) {
final exception = ApiException.from(error);
expect(exception.kind, ApiExceptionKind.backend);
expect(exception.reason, 'INVALID_TOKEN');
expect(exception.isUnauthorized, isTrue);
expect(error.response!.data, body);
}
});
test('classifies transport, retryable server errors, and cancellation', () {
final request = RequestOptions(path: '/test');
expect(
ApiException.fromDio(DioException(requestOptions: request)).kind,
ApiExceptionKind.transport,
);
expect(
ApiException.fromDio(
DioException(
requestOptions: request,
response: Response<void>(requestOptions: request, statusCode: 503),
),
).isRetryable,
isTrue,
);
expect(
ApiException.fromDio(
DioException(requestOptions: request, type: DioExceptionType.cancel),
).kind,
ApiExceptionKind.cancelled,
);
});
}
class _ErrorAdapter implements HttpClientAdapter {
_ErrorAdapter(this.body, this.status);
final List<int> body;
final int status;
@override
Future<ResponseBody> fetch(
RequestOptions options,
Stream<Uint8List>? requestStream,
Future<void>? cancelFuture,
) async => ResponseBody.fromBytes(body, status);
@override
void close({bool force = false}) {}
}