Temporarily move plugin support

pkg/analysis_server/test/socket_server_test.dart

 // 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 test.socket.server;
 
 import 'dart:async';
 
 import 'package:analysis_server/src/analysis_server.dart';
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/plugin/server_plugin.dart';
 import 'package:analysis_server/src/protocol.dart';
 import 'package:analysis_server/src/socket_server.dart';
 import 'package:analyzer/instrumentation/instrumentation.dart';
 import 'package:analyzer/src/generated/sdk_io.dart';
+import 'package:analyzer/src/plugin/plugin_impl.dart';
 import 'package:unittest/unittest.dart';
 
 import 'mocks.dart';
-import 'package:analysis_server/src/plugin/plugin_impl.dart';
 
 main() {
   group('SocketServer', () {
     test('createAnalysisServer_successful',
         SocketServerTest.createAnalysisServer_successful);
     test('createAnalysisServer_alreadyStarted',
         SocketServerTest.createAnalysisServer_alreadyStarted);
     test('requestHandler_exception', SocketServerTest.requestHandler_exception);
     test('requestHandler_futureException',
         SocketServerTest.requestHandler_futureException);
   });
 }
 
 class SocketServerTest {
   static void createAnalysisServer_alreadyStarted() {
     SocketServer server = _createSocketServer();
     MockServerChannel channel1 = new MockServerChannel();
     MockServerChannel channel2 = new MockServerChannel();
     server.createAnalysisServer(channel1);
     expect(channel1.notificationsReceived[0].event, SERVER_CONNECTED);
     server.createAnalysisServer(channel2);
     channel1.expectMsgCount(notificationCount: 1);
     channel2.expectMsgCount(responseCount: 1);
     expect(channel2.responsesReceived[0].id, equals(''));
     expect(channel2.responsesReceived[0].error, isNotNull);
     expect(channel2.responsesReceived[0].error.code,
         equals(RequestErrorCode.SERVER_ALREADY_STARTED));
-    channel2.sendRequest(new ServerShutdownParams().toRequest('0')).then(
-        (Response response) {
+    channel2
+        .sendRequest(new ServerShutdownParams().toRequest('0'))
+        .then((Response response) {
       expect(response.id, equals('0'));
       expect(response.error, isNotNull);
       expect(
           response.error.code, equals(RequestErrorCode.SERVER_ALREADY_STARTED));
       channel2.expectMsgCount(responseCount: 2);
     });
   }
 
   static Future createAnalysisServer_successful() {
     SocketServer server = _createSocketServer();
     MockServerChannel channel = new MockServerChannel();
     server.createAnalysisServer(channel);
     channel.expectMsgCount(notificationCount: 1);
     expect(channel.notificationsReceived[0].event, SERVER_CONNECTED);
-    return channel.sendRequest(new ServerShutdownParams().toRequest('0')).then(
-        (Response response) {
+    return channel
+        .sendRequest(new ServerShutdownParams().toRequest('0'))
+        .then((Response response) {
       expect(response.id, equals('0'));
       expect(response.error, isNull);
       channel.expectMsgCount(responseCount: 1, notificationCount: 1);
     });
   }
 
   static Future requestHandler_exception() {
     SocketServer server = _createSocketServer();
     MockServerChannel channel = new MockServerChannel();
     server.createAnalysisServer(channel);
@@ skipping 49 matching lines @@
       new Future(throwException);
       return new Response(request.id);
     }
     throw 'mock request exception';
   }
 
   void throwException() {
     throw 'mock future exception';
   }
 }