Reland "Move webrtc/{base => rtc_base}" (https://codereview.webrtc.org/2877023002)

Reland the base->rtc_base without adding stub headers (will be
done in follow-up CL). This preserves git blame history of all files.

BUG=webrtc:7634
NOTRY=True
TBR=kwiberg@webrtc.org

Change-Id: Iea3bb6f3f67b8374c96337b63e8f5aa3e6181012
Reviewed-on: https://chromium-review.googlesource.com/554611
Reviewed-by: Henrik Kjellander <kjellander@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#18821}

webrtc/rtc_base/socket_unittest.h

@@ -0,0 +1,100 @@
+/*
+ *  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_RTC_BASE_SOCKET_UNITTEST_H_
+#define WEBRTC_RTC_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() : 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();
+  void TestConnectWithClosedSocketIPv6();
+  void TestConnectWhileNotClosedIPv4();
+  void TestConnectWhileNotClosedIPv6();
+  void TestServerCloseDuringConnectIPv4();
+  void TestServerCloseDuringConnectIPv6();
+  void TestClientCloseDuringConnectIPv4();
+  void TestClientCloseDuringConnectIPv6();
+  void TestServerCloseIPv4();
+  void TestServerCloseIPv6();
+  void TestCloseInClosedCallbackIPv4();
+  void TestCloseInClosedCallbackIPv6();
+  void TestSocketServerWaitIPv4();
+  void TestSocketServerWaitIPv6();
+  void TestTcpIPv4();
+  void TestTcpIPv6();
+  void TestSingleFlowControlCallbackIPv4();
+  void TestSingleFlowControlCallbackIPv6();
+  void TestUdpIPv4();
+  void TestUdpIPv6();
+  void TestUdpReadyToSendIPv4();
+  void TestUdpReadyToSendIPv6();
+  void TestGetSetOptionsIPv4();
+  void TestGetSetOptionsIPv6();
+  void TestSocketRecvTimestampIPv4();
+  void TestSocketRecvTimestampIPv6();
+
+  static const int kTimeout = 5000;  // ms
+  const IPAddress kIPv4Loopback;
+  const IPAddress kIPv6Loopback;
+
+ protected:
+  void TcpInternal(const IPAddress& loopback, size_t data_size,
+      ptrdiff_t max_send_size);
+
+ 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 SingleFlowControlCallbackInternal(const IPAddress& loopback);
+  void UdpInternal(const IPAddress& loopback);
+  void UdpReadyToSend(const IPAddress& loopback);
+  void GetSetOptionsInternal(const IPAddress& loopback);
+  void SocketRecvTimestamp(const IPAddress& loopback);
+
+  SocketServer* ss_;
+};
+
+// 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_RTC_BASE_SOCKET_UNITTEST_H_