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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/rst_stream_payload_decoder.h" |
| 6 |
| 7 #include <stddef.h> |
| 8 |
| 9 #include "base/bind.h" |
| 10 #include "base/logging.h" |
| 11 #include "net/http2/decoder/frame_parts.h" |
| 12 #include "net/http2/decoder/frame_parts_collector.h" |
| 13 #include "net/http2/decoder/http2_frame_decoder_listener.h" |
| 14 #include "net/http2/decoder/payload_decoders/payload_decoder_base_test_util.h" |
| 15 #include "net/http2/http2_constants.h" |
| 16 #include "net/http2/http2_constants_test_util.h" |
| 17 #include "net/http2/http2_structures_test_util.h" |
| 18 #include "net/http2/tools/http2_frame_builder.h" |
| 19 #include "net/http2/tools/http2_random.h" |
| 20 #include "net/http2/tools/random_decoder_test.h" |
| 21 #include "testing/gtest/include/gtest/gtest.h" |
| 22 |
| 23 namespace net { |
| 24 namespace test { |
| 25 |
| 26 class RstStreamPayloadDecoderPeer { |
| 27 public: |
| 28 static constexpr Http2FrameType FrameType() { |
| 29 return Http2FrameType::RST_STREAM; |
| 30 } |
| 31 |
| 32 // Returns the mask of flags that affect the decoding of the payload (i.e. |
| 33 // flags that that indicate the presence of certain fields or padding). |
| 34 static constexpr uint8_t FlagsAffectingPayloadDecoding() { return 0; } |
| 35 |
| 36 static void Randomize(RstStreamPayloadDecoder* p, RandomBase* rng) { |
| 37 VLOG(1) << "RstStreamPayloadDecoderPeer::Randomize"; |
| 38 test::Randomize(&p->rst_stream_fields_, rng); |
| 39 } |
| 40 }; |
| 41 |
| 42 namespace { |
| 43 |
| 44 struct Listener : public FramePartsCollector { |
| 45 void OnRstStream(const Http2FrameHeader& header, |
| 46 Http2ErrorCode error_code) override { |
| 47 VLOG(1) << "OnRstStream: " << header << "; error_code=" << error_code; |
| 48 StartAndEndFrame(header)->OnRstStream(header, error_code); |
| 49 } |
| 50 |
| 51 void OnFrameSizeError(const Http2FrameHeader& header) override { |
| 52 VLOG(1) << "OnFrameSizeError: " << header; |
| 53 FrameError(header)->OnFrameSizeError(header); |
| 54 } |
| 55 }; |
| 56 |
| 57 class RstStreamPayloadDecoderTest |
| 58 : public AbstractPayloadDecoderTest<RstStreamPayloadDecoder, |
| 59 RstStreamPayloadDecoderPeer, |
| 60 Listener> { |
| 61 public: |
| 62 static bool ApproveSizeForWrongSize(size_t size) { |
| 63 return size != Http2RstStreamFields::EncodedSize(); |
| 64 } |
| 65 |
| 66 protected: |
| 67 Http2RstStreamFields RandRstStreamFields() { |
| 68 Http2RstStreamFields fields; |
| 69 test::Randomize(&fields, RandomPtr()); |
| 70 return fields; |
| 71 } |
| 72 }; |
| 73 |
| 74 // Confirm we get an error if the payload is not the correct size to hold |
| 75 // exactly one Http2RstStreamFields. |
| 76 TEST_F(RstStreamPayloadDecoderTest, WrongSize) { |
| 77 Http2FrameBuilder fb; |
| 78 fb.Append(RandRstStreamFields()); |
| 79 fb.Append(RandRstStreamFields()); |
| 80 fb.Append(RandRstStreamFields()); |
| 81 EXPECT_TRUE(VerifyDetectsFrameSizeError( |
| 82 0, fb.buffer(), |
| 83 base::Bind(&RstStreamPayloadDecoderTest::ApproveSizeForWrongSize))); |
| 84 } |
| 85 |
| 86 TEST_F(RstStreamPayloadDecoderTest, AllErrors) { |
| 87 for (auto error_code : AllHttp2ErrorCodes()) { |
| 88 Http2RstStreamFields fields{error_code}; |
| 89 Http2FrameBuilder fb; |
| 90 fb.Append(fields); |
| 91 Http2FrameHeader header(fb.size(), Http2FrameType::RST_STREAM, RandFlags(), |
| 92 RandStreamId()); |
| 93 set_frame_header(header); |
| 94 FrameParts expected(header); |
| 95 expected.opt_rst_stream_error_code = error_code; |
| 96 EXPECT_TRUE(DecodePayloadAndValidateSeveralWays(fb.buffer(), expected)); |
| 97 } |
| 98 } |
| 99 |
| 100 } // namespace |
| 101 } // namespace test |
| 102 } // namespace net |
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