| // Copyright 2016 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 "quiche/http2/decoder/payload_decoders/window_update_payload_decoder.h" |
| |
| #include <stddef.h> |
| |
| #include "quiche/http2/decoder/http2_frame_decoder_listener.h" |
| #include "quiche/http2/http2_constants.h" |
| #include "quiche/http2/test_tools/frame_parts.h" |
| #include "quiche/http2/test_tools/frame_parts_collector.h" |
| #include "quiche/http2/test_tools/http2_frame_builder.h" |
| #include "quiche/http2/test_tools/http2_random.h" |
| #include "quiche/http2/test_tools/http2_structures_test_util.h" |
| #include "quiche/http2/test_tools/payload_decoder_base_test_util.h" |
| #include "quiche/http2/test_tools/random_decoder_test_base.h" |
| #include "quiche/common/platform/api/quiche_logging.h" |
| #include "quiche/common/platform/api/quiche_test.h" |
| |
| namespace http2 { |
| namespace test { |
| |
| class WindowUpdatePayloadDecoderPeer { |
| public: |
| static constexpr Http2FrameType FrameType() { |
| return Http2FrameType::WINDOW_UPDATE; |
| } |
| |
| // Returns the mask of flags that affect the decoding of the payload (i.e. |
| // flags that that indicate the presence of certain fields or padding). |
| static constexpr uint8_t FlagsAffectingPayloadDecoding() { return 0; } |
| }; |
| |
| namespace { |
| |
| struct Listener : public FramePartsCollector { |
| void OnWindowUpdate(const Http2FrameHeader& header, |
| uint32_t window_size_increment) override { |
| QUICHE_VLOG(1) << "OnWindowUpdate: " << header |
| << "; window_size_increment=" << window_size_increment; |
| EXPECT_EQ(Http2FrameType::WINDOW_UPDATE, header.type); |
| StartAndEndFrame(header)->OnWindowUpdate(header, window_size_increment); |
| } |
| |
| void OnFrameSizeError(const Http2FrameHeader& header) override { |
| QUICHE_VLOG(1) << "OnFrameSizeError: " << header; |
| FrameError(header)->OnFrameSizeError(header); |
| } |
| }; |
| |
| class WindowUpdatePayloadDecoderTest |
| : public AbstractPayloadDecoderTest<WindowUpdatePayloadDecoder, |
| WindowUpdatePayloadDecoderPeer, |
| Listener> { |
| protected: |
| Http2WindowUpdateFields RandWindowUpdateFields() { |
| Http2WindowUpdateFields fields; |
| test::Randomize(&fields, RandomPtr()); |
| QUICHE_VLOG(3) << "RandWindowUpdateFields: " << fields; |
| return fields; |
| } |
| }; |
| |
| // Confirm we get an error if the payload is not the correct size to hold |
| // exactly one Http2WindowUpdateFields. |
| TEST_F(WindowUpdatePayloadDecoderTest, WrongSize) { |
| auto approve_size = [](size_t size) { |
| return size != Http2WindowUpdateFields::EncodedSize(); |
| }; |
| Http2FrameBuilder fb; |
| fb.Append(RandWindowUpdateFields()); |
| fb.Append(RandWindowUpdateFields()); |
| fb.Append(RandWindowUpdateFields()); |
| EXPECT_TRUE(VerifyDetectsFrameSizeError(0, fb.buffer(), approve_size)); |
| } |
| |
| TEST_F(WindowUpdatePayloadDecoderTest, VariousPayloads) { |
| for (int n = 0; n < 100; ++n) { |
| uint32_t stream_id = n == 0 ? 0 : RandStreamId(); |
| Http2WindowUpdateFields fields = RandWindowUpdateFields(); |
| Http2FrameBuilder fb; |
| fb.Append(fields); |
| Http2FrameHeader header(fb.size(), Http2FrameType::WINDOW_UPDATE, |
| RandFlags(), stream_id); |
| set_frame_header(header); |
| FrameParts expected(header); |
| expected.SetOptWindowUpdateIncrement(fields.window_size_increment); |
| EXPECT_TRUE(DecodePayloadAndValidateSeveralWays(fb.buffer(), expected)); |
| } |
| } |
| |
| } // namespace |
| } // namespace test |
| } // namespace http2 |