blob: bbd49135bb1baa97bb374735bb383721a9099565 [file] [log] [blame]
// 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/data_payload_decoder.h"
#include <stddef.h>
#include <string>
#include "quiche/http2/decoder/http2_frame_decoder_listener.h"
#include "quiche/http2/http2_constants.h"
#include "quiche/http2/http2_structures.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_expect_bug.h"
#include "quiche/common/platform/api/quiche_logging.h"
#include "quiche/common/platform/api/quiche_test.h"
namespace http2 {
namespace test {
// Provides friend access to an instance of the payload decoder, and also
// provides info to aid in testing.
class DataPayloadDecoderPeer {
public:
static constexpr Http2FrameType FrameType() { return Http2FrameType::DATA; }
// 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 Http2FrameFlag::PADDED;
}
};
namespace {
struct Listener : public FramePartsCollector {
void OnDataStart(const Http2FrameHeader& header) override {
QUICHE_VLOG(1) << "OnDataStart: " << header;
StartFrame(header)->OnDataStart(header);
}
void OnDataPayload(const char* data, size_t len) override {
QUICHE_VLOG(1) << "OnDataPayload: len=" << len;
CurrentFrame()->OnDataPayload(data, len);
}
void OnDataEnd() override {
QUICHE_VLOG(1) << "OnDataEnd";
EndFrame()->OnDataEnd();
}
void OnPadLength(size_t pad_length) override {
QUICHE_VLOG(1) << "OnPadLength: " << pad_length;
CurrentFrame()->OnPadLength(pad_length);
}
void OnPadding(const char* padding, size_t skipped_length) override {
QUICHE_VLOG(1) << "OnPadding: " << skipped_length;
CurrentFrame()->OnPadding(padding, skipped_length);
}
void OnPaddingTooLong(const Http2FrameHeader& header,
size_t missing_length) override {
QUICHE_VLOG(1) << "OnPaddingTooLong: " << header
<< " missing_length: " << missing_length;
EndFrame()->OnPaddingTooLong(header, missing_length);
}
};
class DataPayloadDecoderTest
: public AbstractPaddablePayloadDecoderTest<
DataPayloadDecoder, DataPayloadDecoderPeer, Listener> {
protected:
AssertionResult CreateAndDecodeDataOfSize(size_t data_size) {
Reset();
uint8_t flags = RandFlags();
std::string data_payload = Random().RandString(data_size);
frame_builder_.Append(data_payload);
MaybeAppendTrailingPadding();
Http2FrameHeader frame_header(frame_builder_.size(), Http2FrameType::DATA,
flags, RandStreamId());
set_frame_header(frame_header);
ScrubFlagsOfHeader(&frame_header);
FrameParts expected(frame_header, data_payload, total_pad_length_);
return DecodePayloadAndValidateSeveralWays(frame_builder_.buffer(),
expected);
}
};
INSTANTIATE_TEST_SUITE_P(VariousPadLengths, DataPayloadDecoderTest,
::testing::Values(0, 1, 2, 3, 4, 254, 255, 256));
TEST_P(DataPayloadDecoderTest, VariousDataPayloadSizes) {
for (size_t data_size : {0, 1, 2, 3, 255, 256, 1024}) {
EXPECT_TRUE(CreateAndDecodeDataOfSize(data_size));
}
}
} // namespace
} // namespace test
} // namespace http2