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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "net/http2/decoder/payload_decoders/continuation_payload_decoder.h" |
| 6 |
| 7 #include <stddef.h> |
| 8 |
| 9 #include <string> |
| 10 #include <type_traits> |
| 11 |
| 12 #include "base/logging.h" |
| 13 #include "net/http2/decoder/frame_parts.h" |
| 14 #include "net/http2/decoder/frame_parts_collector.h" |
| 15 #include "net/http2/decoder/http2_frame_decoder_listener.h" |
| 16 #include "net/http2/decoder/payload_decoders/payload_decoder_base_test_util.h" |
| 17 #include "net/http2/http2_constants.h" |
| 18 #include "net/http2/http2_structures.h" |
| 19 #include "net/http2/tools/random_decoder_test.h" |
| 20 #include "testing/gtest/include/gtest/gtest.h" |
| 21 |
| 22 using std::string; |
| 23 |
| 24 namespace net { |
| 25 namespace test { |
| 26 |
| 27 // Provides friend access to an instance of the payload decoder, and also |
| 28 // provides info to aid in testing. |
| 29 class ContinuationPayloadDecoderPeer { |
| 30 public: |
| 31 static constexpr Http2FrameType FrameType() { |
| 32 return Http2FrameType::CONTINUATION; |
| 33 } |
| 34 |
| 35 // Returns the mask of flags that affect the decoding of the payload (i.e. |
| 36 // flags that that indicate the presence of certain fields or padding). |
| 37 static constexpr uint8_t FlagsAffectingPayloadDecoding() { return 0; } |
| 38 |
| 39 static void Randomize(ContinuationPayloadDecoder* p, RandomBase* rng) { |
| 40 // ContinuationPayloadDecoder has no fields, |
| 41 // so there is nothing to randomize. |
| 42 static_assert(std::is_empty<ContinuationPayloadDecoder>::value, |
| 43 "Need to randomize fields of ContinuationPayloadDecoder"); |
| 44 } |
| 45 }; |
| 46 |
| 47 namespace { |
| 48 |
| 49 struct Listener : public FramePartsCollector { |
| 50 void OnContinuationStart(const Http2FrameHeader& header) override { |
| 51 VLOG(1) << "OnContinuationStart: " << header; |
| 52 StartFrame(header)->OnContinuationStart(header); |
| 53 } |
| 54 |
| 55 void OnHpackFragment(const char* data, size_t len) override { |
| 56 VLOG(1) << "OnHpackFragment: len=" << len; |
| 57 CurrentFrame()->OnHpackFragment(data, len); |
| 58 } |
| 59 |
| 60 void OnContinuationEnd() override { |
| 61 VLOG(1) << "OnContinuationEnd"; |
| 62 EndFrame()->OnContinuationEnd(); |
| 63 } |
| 64 }; |
| 65 |
| 66 class ContinuationPayloadDecoderTest |
| 67 : public AbstractPayloadDecoderTest<ContinuationPayloadDecoder, |
| 68 ContinuationPayloadDecoderPeer, |
| 69 Listener>, |
| 70 public ::testing::WithParamInterface<uint32_t> { |
| 71 protected: |
| 72 ContinuationPayloadDecoderTest() : length_(GetParam()) { |
| 73 VLOG(1) << "################ length_=" << length_ << " ################"; |
| 74 } |
| 75 |
| 76 const uint32_t length_; |
| 77 }; |
| 78 |
| 79 INSTANTIATE_TEST_CASE_P(VariousLengths, |
| 80 ContinuationPayloadDecoderTest, |
| 81 ::testing::Values(0, 1, 2, 3, 4, 5, 6)); |
| 82 |
| 83 TEST_P(ContinuationPayloadDecoderTest, ValidLength) { |
| 84 string hpack_payload = Random().RandString(length_); |
| 85 Http2FrameHeader frame_header(length_, Http2FrameType::CONTINUATION, |
| 86 RandFlags(), RandStreamId()); |
| 87 set_frame_header(frame_header); |
| 88 FrameParts expected(frame_header, hpack_payload); |
| 89 EXPECT_TRUE(DecodePayloadAndValidateSeveralWays(hpack_payload, expected)); |
| 90 } |
| 91 |
| 92 } // namespace |
| 93 } // namespace test |
| 94 } // namespace net |
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