blob: 14f3557b2bf41c1f2b93f9ac1c5e9949f122245c [file] [log] [blame]
// Copyright 2020 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/priority_update_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/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 PriorityUpdatePayloadDecoderPeer {
public:
static constexpr Http2FrameType FrameType() {
return Http2FrameType::PRIORITY_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 OnPriorityUpdateStart(
const Http2FrameHeader& header,
const Http2PriorityUpdateFields& priority_update) override {
QUICHE_VLOG(1) << "OnPriorityUpdateStart header: " << header
<< "; priority_update: " << priority_update;
StartFrame(header)->OnPriorityUpdateStart(header, priority_update);
}
void OnPriorityUpdatePayload(const char* data, size_t len) override {
QUICHE_VLOG(1) << "OnPriorityUpdatePayload: len=" << len;
CurrentFrame()->OnPriorityUpdatePayload(data, len);
}
void OnPriorityUpdateEnd() override {
QUICHE_VLOG(1) << "OnPriorityUpdateEnd";
EndFrame()->OnPriorityUpdateEnd();
}
void OnFrameSizeError(const Http2FrameHeader& header) override {
QUICHE_VLOG(1) << "OnFrameSizeError: " << header;
FrameError(header)->OnFrameSizeError(header);
}
};
class PriorityUpdatePayloadDecoderTest
: public AbstractPayloadDecoderTest<PriorityUpdatePayloadDecoder,
PriorityUpdatePayloadDecoderPeer,
Listener> {};
// Confirm we get an error if the payload is not long enough to hold
// Http2PriorityUpdateFields.
TEST_F(PriorityUpdatePayloadDecoderTest, Truncated) {
auto approve_size = [](size_t size) {
return size != Http2PriorityUpdateFields::EncodedSize();
};
Http2FrameBuilder fb;
fb.Append(Http2PriorityUpdateFields(123));
EXPECT_TRUE(VerifyDetectsFrameSizeError(0, fb.buffer(), approve_size));
}
class PriorityUpdatePayloadLengthTests
: public AbstractPayloadDecoderTest<PriorityUpdatePayloadDecoder,
PriorityUpdatePayloadDecoderPeer,
Listener>,
public ::testing::WithParamInterface<uint32_t> {
protected:
PriorityUpdatePayloadLengthTests() : length_(GetParam()) {
QUICHE_VLOG(1) << "################ length_=" << length_
<< " ################";
}
const uint32_t length_;
};
INSTANTIATE_TEST_SUITE_P(VariousLengths, PriorityUpdatePayloadLengthTests,
::testing::Values(0, 1, 2, 3, 4, 5, 6));
TEST_P(PriorityUpdatePayloadLengthTests, ValidLength) {
Http2PriorityUpdateFields priority_update;
Randomize(&priority_update, RandomPtr());
std::string priority_field_value = Random().RandString(length_);
Http2FrameBuilder fb;
fb.Append(priority_update);
fb.Append(priority_field_value);
Http2FrameHeader header(fb.size(), Http2FrameType::PRIORITY_UPDATE,
RandFlags(), RandStreamId());
set_frame_header(header);
FrameParts expected(header, priority_field_value);
expected.SetOptPriorityUpdate(Http2PriorityUpdateFields{priority_update});
ASSERT_TRUE(DecodePayloadAndValidateSeveralWays(fb.buffer(), expected));
}
} // namespace
} // namespace test
} // namespace http2