move xmpp and p2p to webrtc

Create a copy of talk/xmpp and talk/p2p under webrtc/libjingle/xmpp and
webrtc/p2p. Also makes libjingle use those version instead of the one in the talk folder.

BUG=3379

Review URL: https://webrtc-codereview.appspot.com/26999004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@7549 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/p2p/base/stunrequest_unittest.cc

@@ -0,0 +1,203 @@
+/*
+ *  Copyright 2004 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.
+ */
+
+#include "webrtc/p2p/base/stunrequest.h"
+#include "webrtc/base/gunit.h"
+#include "webrtc/base/helpers.h"
+#include "webrtc/base/logging.h"
+#include "webrtc/base/ssladapter.h"
+#include "webrtc/base/timeutils.h"
+
+using namespace cricket;
+
+class StunRequestTest : public testing::Test,
+                        public sigslot::has_slots<> {
+ public:
+  StunRequestTest()
+      : manager_(rtc::Thread::Current()),
+        request_count_(0), response_(NULL),
+        success_(false), failure_(false), timeout_(false) {
+    manager_.SignalSendPacket.connect(this, &StunRequestTest::OnSendPacket);
+  }
+
+  void OnSendPacket(const void* data, size_t size, StunRequest* req) {
+    request_count_++;
+  }
+
+  void OnResponse(StunMessage* res) {
+    response_ = res;
+    success_ = true;
+  }
+  void OnErrorResponse(StunMessage* res) {
+    response_ = res;
+    failure_ = true;
+  }
+  void OnTimeout() {
+    timeout_ = true;
+  }
+
+ protected:
+  static StunMessage* CreateStunMessage(StunMessageType type,
+                                        StunMessage* req) {
+    StunMessage* msg = new StunMessage();
+    msg->SetType(type);
+    if (req) {
+      msg->SetTransactionID(req->transaction_id());
+    }
+    return msg;
+  }
+  static int TotalDelay(int sends) {
+    int total = 0;
+    for (int i = 0; i < sends; i++) {
+      if (i < 4)
+        total += 100 << i;
+      else
+        total += 1600;
+    }
+    return total;
+  }
+
+  StunRequestManager manager_;
+  int request_count_;
+  StunMessage* response_;
+  bool success_;
+  bool failure_;
+  bool timeout_;
+};
+
+// Forwards results to the test class.
+class StunRequestThunker : public StunRequest {
+ public:
+  StunRequestThunker(StunMessage* msg, StunRequestTest* test)
+      : StunRequest(msg), test_(test) {}
+  explicit StunRequestThunker(StunRequestTest* test) : test_(test) {}
+ private:
+  virtual void OnResponse(StunMessage* res) {
+    test_->OnResponse(res);
+  }
+  virtual void OnErrorResponse(StunMessage* res) {
+    test_->OnErrorResponse(res);
+  }
+  virtual void OnTimeout() {
+    test_->OnTimeout();
+  }
+
+  virtual void Prepare(StunMessage* request) {
+    request->SetType(STUN_BINDING_REQUEST);
+  }
+
+  StunRequestTest* test_;
+};
+
+// Test handling of a normal binding response.
+TEST_F(StunRequestTest, TestSuccess) {
+  StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
+
+  manager_.Send(new StunRequestThunker(req, this));
+  StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, req);
+  EXPECT_TRUE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == res);
+  EXPECT_TRUE(success_);
+  EXPECT_FALSE(failure_);
+  EXPECT_FALSE(timeout_);
+  delete res;
+}
+
+// Test handling of an error binding response.
+TEST_F(StunRequestTest, TestError) {
+  StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
+
+  manager_.Send(new StunRequestThunker(req, this));
+  StunMessage* res = CreateStunMessage(STUN_BINDING_ERROR_RESPONSE, req);
+  EXPECT_TRUE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == res);
+  EXPECT_FALSE(success_);
+  EXPECT_TRUE(failure_);
+  EXPECT_FALSE(timeout_);
+  delete res;
+}
+
+// Test handling of a binding response with the wrong transaction id.
+TEST_F(StunRequestTest, TestUnexpected) {
+  StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
+
+  manager_.Send(new StunRequestThunker(req, this));
+  StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, NULL);
+  EXPECT_FALSE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == NULL);
+  EXPECT_FALSE(success_);
+  EXPECT_FALSE(failure_);
+  EXPECT_FALSE(timeout_);
+  delete res;
+}
+
+// Test that requests are sent at the right times, and that the 9th request
+// (sent at 7900 ms) can be properly replied to.
+TEST_F(StunRequestTest, TestBackoff) {
+  StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
+
+  uint32 start = rtc::Time();
+  manager_.Send(new StunRequestThunker(req, this));
+  StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, req);
+  for (int i = 0; i < 9; ++i) {
+    while (request_count_ == i)
+      rtc::Thread::Current()->ProcessMessages(1);
+    int32 elapsed = rtc::TimeSince(start);
+    LOG(LS_INFO) << "STUN request #" << (i + 1)
+                 << " sent at " << elapsed << " ms";
+    EXPECT_GE(TotalDelay(i + 1), elapsed);
+  }
+  EXPECT_TRUE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == res);
+  EXPECT_TRUE(success_);
+  EXPECT_FALSE(failure_);
+  EXPECT_FALSE(timeout_);
+  delete res;
+}
+
+// Test that we timeout properly if no response is received in 9500 ms.
+TEST_F(StunRequestTest, TestTimeout) {
+  StunMessage* req = CreateStunMessage(STUN_BINDING_REQUEST, NULL);
+  StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, req);
+
+  manager_.Send(new StunRequestThunker(req, this));
+  rtc::Thread::Current()->ProcessMessages(10000);  // > STUN timeout
+  EXPECT_FALSE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == NULL);
+  EXPECT_FALSE(success_);
+  EXPECT_FALSE(failure_);
+  EXPECT_TRUE(timeout_);
+  delete res;
+}
+
+// Regression test for specific crash where we receive a response with the
+// same id as a request that doesn't have an underlying StunMessage yet.
+TEST_F(StunRequestTest, TestNoEmptyRequest) {
+  StunRequestThunker* request = new StunRequestThunker(this);
+
+  manager_.SendDelayed(request, 100);
+
+  StunMessage dummy_req;
+  dummy_req.SetTransactionID(request->id());
+  StunMessage* res = CreateStunMessage(STUN_BINDING_RESPONSE, &dummy_req);
+
+  EXPECT_TRUE(manager_.CheckResponse(res));
+
+  EXPECT_TRUE(response_ == res);
+  EXPECT_TRUE(success_);
+  EXPECT_FALSE(failure_);
+  EXPECT_FALSE(timeout_);
+  delete res;
+}