Split analysis server's HttpAnalysisServer into two classes.

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 'mocks.dart';
+
+import 'package:analysis_server/src/domain_server.dart';
+import 'package:analysis_server/src/protocol.dart';
+import 'package:analysis_server/src/socket_server.dart';
+import 'package:unittest/unittest.dart';
+
+main() {
+  group('SocketServer', () {
+    test('createAnalysisServer_successful',
+        SocketServerTest.createAnalysisServer_successful);
+    test('createAnalysisServer_alreadyStarted',
+        SocketServerTest.createAnalysisServer_alreadyStarted);
+  });
+}
+
+class SocketServerTest {
+  static Future createAnalysisServer_successful() {
+    SocketServer server = new SocketServer();
+    MockServerChannel channel = new MockServerChannel();
+    server.createAnalysisServer(channel);
+    channel.expectMsgCount(responseCount: 0);
+    return channel.sendRequest(new Request('0',
+        ServerDomainHandler.SHUTDOWN_METHOD)).then((Response response) {
+      expect(response.id, equals('0'));
+      expect(response.error, isNull);
+      channel.expectMsgCount(responseCount: 1);
+    });
+  }
+
+  static void createAnalysisServer_alreadyStarted() {
+    SocketServer server = new SocketServer();
+    MockServerChannel channel1 = new MockServerChannel();
+    MockServerChannel channel2 = new MockServerChannel();
+    server.createAnalysisServer(channel1);
+    server.createAnalysisServer(channel2);
+    channel1.expectMsgCount(responseCount: 0);
+    channel2.expectMsgCount(responseCount: 1);
+    expect(channel2.responsesReceived[0].id, equals(''));
+    expect(channel2.responsesReceived[0].error, isNotNull);
+    expect(channel2.responsesReceived[0].error.code, equals(
+        RequestError.CODE_SERVER_ALREADY_STARTED));
+    channel2.sendRequest(new Request('0', ServerDomainHandler.SHUTDOWN_METHOD)
+        ).then((Response response) {
+      expect(response.id, equals('0'));
+      expect(response.error, isNotNull);
+      expect(response.error.code, equals(
+          RequestError.CODE_SERVER_ALREADY_STARTED));
+      channel2.expectMsgCount(responseCount: 2);
+    });
+  }
+}