Keep listening if "accept" returns an invalid socket.

webrtc/base/socket_unittest.h

 /*
  *  Copyright 2009 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #ifndef WEBRTC_BASE_SOCKET_UNITTEST_H_
 #define WEBRTC_BASE_SOCKET_UNITTEST_H_
 
 #include "webrtc/base/gunit.h"
 #include "webrtc/base/thread.h"
 
 namespace rtc {
 
 // Generic socket tests, to be used when testing individual socketservers.
 // Derive your specific test class from SocketTest, install your
 // socketserver, and call the SocketTest test methods.
 class SocketTest : public testing::Test {
  protected:
-  SocketTest() : ss_(NULL), kIPv4Loopback(INADDR_LOOPBACK),
-                 kIPv6Loopback(in6addr_loopback) {}
+  SocketTest() : kIPv4Loopback(INADDR_LOOPBACK),
+                 kIPv6Loopback(in6addr_loopback),
+                 ss_(nullptr) {}
   virtual void SetUp() { ss_ = Thread::Current()->socketserver(); }
   void TestConnectIPv4();
   void TestConnectIPv6();
   void TestConnectWithDnsLookupIPv4();
   void TestConnectWithDnsLookupIPv6();
   void TestConnectFailIPv4();
   void TestConnectFailIPv6();
   void TestConnectWithDnsLookupFailIPv4();
   void TestConnectWithDnsLookupFailIPv6();
   void TestConnectWithClosedSocketIPv4();
@@ skipping 14 matching lines @@
   void TestTcpIPv6();
   void TestSingleFlowControlCallbackIPv4();
   void TestSingleFlowControlCallbackIPv6();
   void TestUdpIPv4();
   void TestUdpIPv6();
   void TestUdpReadyToSendIPv4();
   void TestUdpReadyToSendIPv6();
   void TestGetSetOptionsIPv4();
   void TestGetSetOptionsIPv6();
 
+  static const int kTimeout = 5000;  // ms
+  const IPAddress kIPv4Loopback;
+  const IPAddress kIPv6Loopback;
+
  private:
   void ConnectInternal(const IPAddress& loopback);
   void ConnectWithDnsLookupInternal(const IPAddress& loopback,
                                     const std::string& host);
   void ConnectFailInternal(const IPAddress& loopback);
 
   void ConnectWithDnsLookupFailInternal(const IPAddress& loopback);
   void ConnectWithClosedSocketInternal(const IPAddress& loopback);
   void ConnectWhileNotClosedInternal(const IPAddress& loopback);
   void ServerCloseDuringConnectInternal(const IPAddress& loopback);
   void ClientCloseDuringConnectInternal(const IPAddress& loopback);
   void ServerCloseInternal(const IPAddress& loopback);
   void CloseInClosedCallbackInternal(const IPAddress& loopback);
   void SocketServerWaitInternal(const IPAddress& loopback);
   void TcpInternal(const IPAddress& loopback);
   void SingleFlowControlCallbackInternal(const IPAddress& loopback);
   void UdpInternal(const IPAddress& loopback);
   void UdpReadyToSend(const IPAddress& loopback);
   void GetSetOptionsInternal(const IPAddress& loopback);
 
-  static const int kTimeout = 5000;  // ms
   SocketServer* ss_;
-  const IPAddress kIPv4Loopback;
-  const IPAddress kIPv6Loopback;
 };
 
+// For unbound sockets, GetLocalAddress / GetRemoteAddress return AF_UNSPEC
+// values on Windows, but an empty address of the same family on Linux/MacOS X.
+bool IsUnspecOrEmptyIP(const IPAddress& address);
+
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_SOCKET_UNITTEST_H_