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Unified Diff: pkg/json_rpc_2/test/server/batch_test.dart

Issue 205533005: Create a package that implements a JSON-RPC 2.0 server. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: code review Created 6 years, 9 months ago
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Index: pkg/json_rpc_2/test/server/batch_test.dart
diff --git a/pkg/json_rpc_2/test/server/batch_test.dart b/pkg/json_rpc_2/test/server/batch_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..441df589375d868db8686276c89fde828b277493
--- /dev/null
+++ b/pkg/json_rpc_2/test/server/batch_test.dart
@@ -0,0 +1,105 @@
+// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library json_rpc_2.test.server.batch_test;
+
+import 'dart:convert';
+
+import 'package:unittest/unittest.dart';
+import 'package:json_rpc_2/error_code.dart' as error_code;
+import 'package:json_rpc_2/json_rpc_2.dart' as json_rpc;
+
+import 'utils.dart';
+
+void main() {
+ var server;
+ setUp(() {
+ server = new json_rpc.Server()
+ ..registerMethod('foo', () => 'foo')
+ ..registerMethod('id', (params) => params.value)
+ ..registerMethod('arg', (params) => params['arg'].value);
+ });
+
+ test('handles a batch of requests', () {
+ expect(server.handleRequest([
+ {'jsonrpc': '2.0', 'method': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'method': 'id', 'params': ['value'], 'id': 2},
+ {'jsonrpc': '2.0', 'method': 'arg', 'params': {'arg': 'value'}, 'id': 3}
+ ]), completion(equals([
+ {'jsonrpc': '2.0', 'result': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'result': ['value'], 'id': 2},
+ {'jsonrpc': '2.0', 'result': 'value', 'id': 3}
+ ])));
+ });
+
+ test('handles errors individually', () {
+ expect(server.handleRequest([
+ {'jsonrpc': '2.0', 'method': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'method': 'zap', 'id': 2},
+ {'jsonrpc': '2.0', 'method': 'arg', 'params': {'arg': 'value'}, 'id': 3}
+ ]), completion(equals([
+ {'jsonrpc': '2.0', 'result': 'foo', 'id': 1},
+ {
+ 'jsonrpc': '2.0',
+ 'id': 2,
+ 'error': {
+ 'code': error_code.METHOD_NOT_FOUND,
+ 'message': 'Unknown method "zap".',
+ 'data': {'request': {'jsonrpc': '2.0', 'method': 'zap', 'id': 2}},
+ }
+ },
+ {'jsonrpc': '2.0', 'result': 'value', 'id': 3}
+ ])));
+ });
+
+ test('handles notifications individually', () {
+ expect(server.handleRequest([
+ {'jsonrpc': '2.0', 'method': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'method': 'id', 'params': ['value']},
+ {'jsonrpc': '2.0', 'method': 'arg', 'params': {'arg': 'value'}, 'id': 3}
+ ]), completion(equals([
+ {'jsonrpc': '2.0', 'result': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'result': 'value', 'id': 3}
+ ])));
+ });
+
+ test('returns nothing if every request is a notification', () {
+ expect(server.handleRequest([
+ {'jsonrpc': '2.0', 'method': 'foo'},
+ {'jsonrpc': '2.0', 'method': 'id', 'params': ['value']},
+ {'jsonrpc': '2.0', 'method': 'arg', 'params': {'arg': 'value'}}
+ ]), completion(isNull));
+ });
+
+ test('returns an error if the batch is empty', () {
+ expectErrorResponse(server, [], error_code.INVALID_REQUEST,
+ 'A batch must contain at least one request.');
+ });
+
+ test('handles a batch of requests parsed from JSON', () {
+ expect(server.parseRequest(JSON.encode([
+ {'jsonrpc': '2.0', 'method': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'method': 'id', 'params': ['value'], 'id': 2},
+ {'jsonrpc': '2.0', 'method': 'arg', 'params': {'arg': 'value'}, 'id': 3}
+ ])), completion(equals(JSON.encode([
+ {'jsonrpc': '2.0', 'result': 'foo', 'id': 1},
+ {'jsonrpc': '2.0', 'result': ['value'], 'id': 2},
+ {'jsonrpc': '2.0', 'result': 'value', 'id': 3}
+ ]))));
+ });
+
+ test('disallows nested batches', () {
+ expect(server.handleRequest([
+ [{'jsonrpc': '2.0', 'method': 'foo', 'id': 1}]
+ ]), completion(equals([{
+ 'jsonrpc': '2.0',
+ 'id': null,
+ 'error': {
+ 'code': error_code.INVALID_REQUEST,
+ 'message': 'Request must be an Array or an Object.',
+ 'data': {'request': [{'jsonrpc': '2.0', 'method': 'foo', 'id': 1}]}
+ }
+ }])));
+ });
+}
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