Add methods to set the ICE connection receiving_timeout values.

webrtc/p2p/base/session_unittest.cc

+/*
+ *  Copyright 2015 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/base/gunit.h"
+#include "webrtc/base/helpers.h"
+#include "webrtc/base/scoped_ptr.h"
+#include "webrtc/base/thread.h"
+#include "webrtc/p2p/base/dtlstransportchannel.h"
+#include "webrtc/p2p/base/p2ptransportchannel.h"
+#include "webrtc/p2p/base/portallocator.h"
+#include "webrtc/p2p/base/session.h"
+#include "webrtc/p2p/base/transportchannelproxy.h"
+#include "webrtc/p2p/client/fakeportallocator.h"
+
+using cricket::BaseSession;
+using cricket::DtlsTransportChannelWrapper;
+using cricket::FakePortAllocator;
+using cricket::P2PTransportChannel;
+using cricket::PortAllocator;
+using cricket::TransportChannelProxy;
+using cricket::TransportProxy;
+
+class BaseSessionForTest : public BaseSession {
+ public:
+  BaseSessionForTest(rtc::Thread* signaling_thread,
+                     rtc::Thread* worker_thread,
+                     PortAllocator* port_allocator,
+                     const std::string& sid,
+                     const std::string& content_type,
+                     bool initiator)
+      : BaseSession(signaling_thread,
+                    worker_thread,
+                    port_allocator,
+                    sid,
+                    content_type,
+                    initiator) {}
+  using BaseSession::GetOrCreateTransportProxy;
+};
+
+class BaseSessionTest : public testing::Test {
+ public:
+  BaseSessionTest()
+      : port_allocator_(new FakePortAllocator(rtc::Thread::Current(), nullptr)),
+        session_(new BaseSessionForTest(rtc::Thread::Current(),
+                                        rtc::Thread::Current(),
+                                        port_allocator_.get(),
+                                        "123",
+                                        cricket::NS_JINGLE_RTP,
+                                        false)) {}
+  P2PTransportChannel* CreateChannel(const std::string& content,
+                                     int component) {
+    TransportProxy* transport_proxy =
+        session_->GetOrCreateTransportProxy(content);
+    // This hacking is needed in order that the p2p transport channel
+    // will be created in the following.
+    transport_proxy->CompleteNegotiation();
+
+    TransportChannelProxy* channel_proxy = static_cast<TransportChannelProxy*>(
+        session_->CreateChannel(content, component));
+    DtlsTransportChannelWrapper* dtls_channel =
+        static_cast<DtlsTransportChannelWrapper*>(channel_proxy->impl());
+    return static_cast<P2PTransportChannel*>(dtls_channel->channel());
+  }
+
+  rtc::scoped_ptr<PortAllocator> port_allocator_;
+  rtc::scoped_ptr<BaseSessionForTest> session_;
+};
+
+TEST_F(BaseSessionTest, TestSetIceReceivingTimeout) {
+  P2PTransportChannel* channel1 = CreateChannel("audio", 1);
+  ASSERT_NE(channel1, nullptr);
+  // These are the default values.
+  EXPECT_EQ(2500, channel1->receiving_timeout());
+  EXPECT_EQ(250, channel1->check_receiving_delay());
+  // Set the timeout to a different value.
+  session_->SetIceConnectionReceivingTimeout(1000);
+  EXPECT_EQ(1000, channel1->receiving_timeout());
+  EXPECT_EQ(100, channel1->check_receiving_delay());
+
+  // Even if a channel is created after setting the receiving timeout,
+  // the set timeout value is applied to the new channel.
+  P2PTransportChannel* channel2 = CreateChannel("video", 2);
+  ASSERT_NE(channel2, nullptr);
+  EXPECT_EQ(1000, channel2->receiving_timeout());
+  EXPECT_EQ(100, channel2->check_receiving_delay());
+
+  // Test minimum checking delay.
+  session_->SetIceConnectionReceivingTimeout(200);
+  EXPECT_EQ(200, channel1->receiving_timeout());
+  EXPECT_EQ(50, channel1->check_receiving_delay());
+  EXPECT_EQ(200, channel2->receiving_timeout());
+  EXPECT_EQ(50, channel2->check_receiving_delay());
+}