Move shared files in net/quic/ into net/quic/core/

net/quic/congestion_control/hybrid_slow_start_test.cc

-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "net/quic/congestion_control/hybrid_slow_start.h"
-
-#include <memory>
-
-#include "base/logging.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace net {
-namespace test {
-
-class HybridSlowStartTest : public ::testing::Test {
- protected:
-  HybridSlowStartTest()
-      : one_ms_(QuicTime::Delta::FromMilliseconds(1)),
-        rtt_(QuicTime::Delta::FromMilliseconds(60)) {}
-  void SetUp() override { slow_start_.reset(new HybridSlowStart()); }
-  const QuicTime::Delta one_ms_;
-  const QuicTime::Delta rtt_;
-  std::unique_ptr<HybridSlowStart> slow_start_;
-};
-
-TEST_F(HybridSlowStartTest, Simple) {
-  QuicPacketNumber packet_number = 1;
-  QuicPacketNumber end_packet_number = 3;
-  slow_start_->StartReceiveRound(end_packet_number);
-
-  EXPECT_FALSE(slow_start_->IsEndOfRound(packet_number++));
-
-  // Test duplicates.
-  EXPECT_FALSE(slow_start_->IsEndOfRound(packet_number));
-
-  EXPECT_FALSE(slow_start_->IsEndOfRound(packet_number++));
-  EXPECT_TRUE(slow_start_->IsEndOfRound(packet_number++));
-
-  // Test without a new registered end_packet_number;
-  EXPECT_TRUE(slow_start_->IsEndOfRound(packet_number++));
-
-  end_packet_number = 20;
-  slow_start_->StartReceiveRound(end_packet_number);
-  while (packet_number < end_packet_number) {
-    EXPECT_FALSE(slow_start_->IsEndOfRound(packet_number++));
-  }
-  EXPECT_TRUE(slow_start_->IsEndOfRound(packet_number++));
-}
-
-TEST_F(HybridSlowStartTest, Delay) {
-  // We expect to detect the increase at +1/8 of the RTT; hence at a typical
-  // RTT of 60ms the detection will happen at 67.5 ms.
-  const int kHybridStartMinSamples = 8;  // Number of acks required to trigger.
-
-  QuicPacketNumber end_packet_number = 1;
-  slow_start_->StartReceiveRound(end_packet_number++);
-
-  // Will not trigger since our lowest RTT in our burst is the same as the long
-  // term RTT provided.
-  for (int n = 0; n < kHybridStartMinSamples; ++n) {
-    EXPECT_FALSE(slow_start_->ShouldExitSlowStart(
-        rtt_ + QuicTime::Delta::FromMilliseconds(n), rtt_, 100));
-  }
-  slow_start_->StartReceiveRound(end_packet_number++);
-  for (int n = 1; n < kHybridStartMinSamples; ++n) {
-    EXPECT_FALSE(slow_start_->ShouldExitSlowStart(
-        rtt_ + QuicTime::Delta::FromMilliseconds(n + 10), rtt_, 100));
-  }
-  // Expect to trigger since all packets in this burst was above the long term
-  // RTT provided.
-  EXPECT_TRUE(slow_start_->ShouldExitSlowStart(
-      rtt_ + QuicTime::Delta::FromMilliseconds(10), rtt_, 100));
-}
-
-}  // namespace test
-}  // namespace net