Revert "Extract meta data about open sockets into separate class."

runtime/observatory/tests/service/udp_socket_service_test.dart

-// Copyright (c) 2015, 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.
-
-import 'dart:async';
-import 'dart:convert';
-import 'dart:io' as io;
-import 'package:observatory/service_io.dart';
-import 'package:unittest/unittest.dart';
-import 'test_helper.dart';
-
-Future setupUDP() async {
-  var server = await io.RawDatagramSocket.bind('127.0.0.1', 0);
-  server.listen((io.RawSocketEvent event) {
-    if(event == io.RawSocketEvent.READ) {
-      io.Datagram dg = server.receive();
-      dg.data.forEach((x) => true);
-    }
-  });
-  var client = await io.RawDatagramSocket.bind('127.0.0.1', 0);
-  client.send(UTF8.encoder.convert('foobar'),
-              new io.InternetAddress('127.0.0.1'), server.port);
-}
-
-var udpTests = [
-  // Initial.
-  (Isolate isolate) async {
-    var result = await isolate.invokeRpcNoUpgrade('__getOpenSockets', {});
-    expect(result['type'], equals('_opensockets'));
-    // We expect 2 sockets to be open (in this order):
-    //   The server socket accepting connections, on port X
-    //   The client socket on port Y
-    expect(result['data'].length, equals(2));
-    // The first socket will have a name like listening:127.0.0.1:X
-    // The second will have a name like 127.0.0.1:Y
-    // The third will have a name like 127.0.0.1:X
-    expect(result['data'][0]['name'].startsWith('127.0.0.1'), isTrue);
-    expect(result['data'][1]['name'].startsWith('127.0.0.1:'), isTrue);
-
-    var server = await isolate.invokeRpcNoUpgrade(
-        '__getSocketByID', { 'id' : result['data'][0]['id'] });
-    expect(server['id'], equals(result['data'][0]['id']));
-    expect(server['remote_port'], equals('NA'));
-    expect(server['remote_host'], equals('NA'));
-    expect(server['listening'], isFalse);
-    expect(server['socket_type'], equals('UDP'));
-    expect(server['port'], greaterThanOrEqualTo(1024));
-    expect(server['last_read'], greaterThan(0));
-    expect(server['total_read'], equals(6));
-    expect(server['last_write'], equals(0));
-    expect(server['total_written'], equals(0));
-    expect(server['write_count'], equals(0));
-    expect(server['read_count'], equals(1));
-
-    var client = await isolate.invokeRpcNoUpgrade(
-        '__getSocketByID', { 'id' : result['data'][1]['id'] });
-    expect(client['id'], equals(result['data'][1]['id']));
-    expect(client['remote_port'], equals('NA'));
-    expect(client['remote_host'], equals('NA'));
-    expect(client['listening'], isFalse);
-    expect(client['socket_type'], equals('UDP'));
-    expect(client['port'], greaterThanOrEqualTo(1024));
-    expect(client['last_read'], equals(0));
-    expect(client['total_read'], equals(0));
-    expect(client['last_write'], greaterThan(0));
-    expect(client['total_written'], equals(6));
-    expect(client['write_count'], equals(1));
-    expect(client['read_count'], equals(0));
-  },
-];
-
-main(args) async => runIsolateTests(args, udpTests, testeeBefore:setupUDP);