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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/quic/quic_unacked_packet_map.h" | 5 #include "net/quic/quic_unacked_packet_map.h" |
6 | 6 |
7 #include "net/quic/test_tools/quic_test_utils.h" | 7 #include "net/quic/test_tools/quic_test_utils.h" |
8 #include "testing/gtest/include/gtest/gtest.h" | 8 #include "testing/gtest/include/gtest/gtest.h" |
9 | 9 |
10 using std::min; | 10 using std::min; |
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341 true); | 341 true); |
342 | 342 |
343 QuicPacketSequenceNumber unacked4[] = { 4, 6 }; | 343 QuicPacketSequenceNumber unacked4[] = { 4, 6 }; |
344 VerifyUnackedPackets(unacked4, arraysize(unacked4)); | 344 VerifyUnackedPackets(unacked4, arraysize(unacked4)); |
345 QuicPacketSequenceNumber pending4[] = { 6 }; | 345 QuicPacketSequenceNumber pending4[] = { 6 }; |
346 VerifyInFlightPackets(pending4, arraysize(pending4)); | 346 VerifyInFlightPackets(pending4, arraysize(pending4)); |
347 QuicPacketSequenceNumber retransmittable4[] = { 6 }; | 347 QuicPacketSequenceNumber retransmittable4[] = { 6 }; |
348 VerifyRetransmittablePackets(retransmittable4, arraysize(retransmittable4)); | 348 VerifyRetransmittablePackets(retransmittable4, arraysize(retransmittable4)); |
349 } | 349 } |
350 | 350 |
351 TEST_F(QuicUnackedPacketMapTest, RestoreInflight) { | |
352 // Simulate a retransmittable packet being sent, retransmitted, and the first | |
353 // transmission being acked. | |
354 unacked_packets_.AddSentPacket(CreateRetransmittablePacket(1), 0, | |
355 NOT_RETRANSMISSION, now_, kDefaultLength, | |
356 true); | |
357 unacked_packets_.RemoveFromInFlight(1); | |
358 unacked_packets_.AddSentPacket(CreateNonRetransmittablePacket(2), 1, | |
359 RTO_RETRANSMISSION, now_, kDefaultLength, | |
360 true); | |
361 | |
362 QuicPacketSequenceNumber unacked[] = { 1, 2 }; | |
363 VerifyUnackedPackets(unacked, arraysize(unacked)); | |
364 QuicPacketSequenceNumber retransmittable[] = { 2 }; | |
365 VerifyInFlightPackets(retransmittable, arraysize(retransmittable)); | |
366 VerifyRetransmittablePackets(retransmittable, arraysize(retransmittable)); | |
367 EXPECT_EQ(kDefaultLength, unacked_packets_.bytes_in_flight()); | |
368 | |
369 // Simulate an F-RTO, and restore 1 to flight. | |
370 unacked_packets_.RestoreInFlight(1); | |
371 VerifyUnackedPackets(unacked, arraysize(unacked)); | |
372 VerifyInFlightPackets(unacked, arraysize(unacked)); | |
373 VerifyRetransmittablePackets(retransmittable, arraysize(retransmittable)); | |
374 EXPECT_EQ(2 * kDefaultLength, unacked_packets_.bytes_in_flight()); | |
375 } | |
376 | |
377 TEST_F(QuicUnackedPacketMapTest, SendWithGap) { | 351 TEST_F(QuicUnackedPacketMapTest, SendWithGap) { |
378 // Simulate a retransmittable packet being sent, retransmitted, and the first | 352 // Simulate a retransmittable packet being sent, retransmitted, and the first |
379 // transmission being acked. | 353 // transmission being acked. |
380 unacked_packets_.AddSentPacket(CreateRetransmittablePacket(1), 0, | 354 unacked_packets_.AddSentPacket(CreateRetransmittablePacket(1), 0, |
381 NOT_RETRANSMISSION, now_, kDefaultLength, | 355 NOT_RETRANSMISSION, now_, kDefaultLength, |
382 true); | 356 true); |
383 unacked_packets_.AddSentPacket(CreateRetransmittablePacket(3), 0, | 357 unacked_packets_.AddSentPacket(CreateRetransmittablePacket(3), 0, |
384 NOT_RETRANSMISSION, now_, kDefaultLength, | 358 NOT_RETRANSMISSION, now_, kDefaultLength, |
385 true); | 359 true); |
386 unacked_packets_.AddSentPacket(CreateNonRetransmittablePacket(5), 3, | 360 unacked_packets_.AddSentPacket(CreateNonRetransmittablePacket(5), 3, |
387 LOSS_RETRANSMISSION, now_, kDefaultLength, | 361 LOSS_RETRANSMISSION, now_, kDefaultLength, |
388 true); | 362 true); |
389 | 363 |
390 EXPECT_EQ(1u, unacked_packets_.GetLeastUnacked()); | 364 EXPECT_EQ(1u, unacked_packets_.GetLeastUnacked()); |
391 EXPECT_TRUE(unacked_packets_.IsUnacked(1)); | 365 EXPECT_TRUE(unacked_packets_.IsUnacked(1)); |
392 EXPECT_FALSE(unacked_packets_.IsUnacked(2)); | 366 EXPECT_FALSE(unacked_packets_.IsUnacked(2)); |
393 EXPECT_TRUE(unacked_packets_.IsUnacked(3)); | 367 EXPECT_TRUE(unacked_packets_.IsUnacked(3)); |
394 EXPECT_FALSE(unacked_packets_.IsUnacked(4)); | 368 EXPECT_FALSE(unacked_packets_.IsUnacked(4)); |
395 EXPECT_TRUE(unacked_packets_.IsUnacked(5)); | 369 EXPECT_TRUE(unacked_packets_.IsUnacked(5)); |
396 EXPECT_EQ(5u, unacked_packets_.largest_sent_packet()); | 370 EXPECT_EQ(5u, unacked_packets_.largest_sent_packet()); |
397 } | 371 } |
398 | 372 |
399 | 373 |
400 } // namespace | 374 } // namespace |
401 } // namespace test | 375 } // namespace test |
402 } // namespace net | 376 } // namespace net |
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