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// Copyright 2013 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 "net/tools/quic/quic_spdy_client_stream.h"
#include "base/macros.h"
#include "base/strings/string_number_conversions.h"
#include "net/quic/quic_utils.h"
#include "net/quic/spdy_utils.h"
#include "net/quic/test_tools/crypto_test_utils.h"
#include "net/quic/test_tools/quic_test_utils.h"
#include "net/tools/quic/quic_client_session.h"
#include "net/tools/quic/spdy_balsa_utils.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using net::test::CryptoTestUtils;
using net::test::DefaultQuicConfig;
using net::test::MockConnection;
using net::test::MockConnectionHelper;
using net::test::SupportedVersions;
using net::test::kClientDataStreamId1;
using net::test::kServerDataStreamId1;
using net::test::kInitialSessionFlowControlWindowForTest;
using net::test::kInitialStreamFlowControlWindowForTest;
using net::test::ValueRestore;
using std::string;
using testing::StrictMock;
using testing::TestWithParam;
namespace net {
namespace test {
namespace {
class MockQuicClientSession : public QuicClientSession {
public:
explicit MockQuicClientSession(QuicConnection* connection,
QuicClientPushPromiseIndex* push_promise_index)
: QuicClientSession(
DefaultQuicConfig(),
connection,
QuicServerId("example.com", 443, PRIVACY_MODE_DISABLED),
&crypto_config_,
push_promise_index),
crypto_config_(CryptoTestUtils::ProofVerifierForTesting()) {}
~MockQuicClientSession() override {}
MOCK_METHOD1(CloseStream, void(QuicStreamId stream_id));
private:
QuicCryptoClientConfig crypto_config_;
DISALLOW_COPY_AND_ASSIGN(MockQuicClientSession);
};
class QuicSpdyClientStreamTest : public ::testing::Test {
public:
class StreamVisitor;
QuicSpdyClientStreamTest()
: connection_(
new StrictMock<MockConnection>(&helper_, Perspective::IS_CLIENT)),
session_(connection_, &push_promise_index_),
body_("hello world") {
session_.Initialize();
headers_.SetResponseFirstlineFromStringPieces("HTTP/1.1", "200", "Ok");
headers_.ReplaceOrAppendHeader("content-length", "11");
headers_string_ = net::SpdyBalsaUtils::SerializeResponseHeaders(headers_);
stream_.reset(new QuicSpdyClientStream(kClientDataStreamId1, &session_));
stream_visitor_.reset(new StreamVisitor());
stream_->set_visitor(stream_visitor_.get());
}
class StreamVisitor : public QuicSpdyClientStream::Visitor {
void OnClose(QuicSpdyStream* stream) override {
DVLOG(1) << "stream " << stream->id();
}
};
MockConnectionHelper helper_;
StrictMock<MockConnection>* connection_;
QuicClientPushPromiseIndex push_promise_index_;
MockQuicClientSession session_;
scoped_ptr<QuicSpdyClientStream> stream_;
scoped_ptr<StreamVisitor> stream_visitor_;
BalsaHeaders headers_;
string headers_string_;
string body_;
};
TEST_F(QuicSpdyClientStreamTest, TestFraming) {
stream_->OnStreamHeaders(headers_string_);
stream_->OnStreamHeadersComplete(false, headers_string_.size());
stream_->OnStreamFrame(
QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, body_));
EXPECT_EQ("200", stream_->response_headers().find(":status")->second);
EXPECT_EQ(200, stream_->response_code());
EXPECT_EQ(body_, stream_->data());
}
TEST_F(QuicSpdyClientStreamTest, TestFramingOnePacket) {
stream_->OnStreamHeaders(headers_string_);
stream_->OnStreamHeadersComplete(false, headers_string_.size());
stream_->OnStreamFrame(
QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, body_));
EXPECT_EQ("200", stream_->response_headers().find(":status")->second);
EXPECT_EQ(200, stream_->response_code());
EXPECT_EQ(body_, stream_->data());
}
TEST_F(QuicSpdyClientStreamTest, DISABLED_TestFramingExtraData) {
string large_body = "hello world!!!!!!";
stream_->OnStreamHeaders(headers_string_);
stream_->OnStreamHeadersComplete(false, headers_string_.size());
// The headers should parse successfully.
EXPECT_EQ(QUIC_STREAM_NO_ERROR, stream_->stream_error());
EXPECT_EQ("200", stream_->response_headers().find(":status")->second);
EXPECT_EQ(200, stream_->response_code());
EXPECT_CALL(*connection_,
SendRstStream(stream_->id(), QUIC_BAD_APPLICATION_PAYLOAD, 0));
stream_->OnStreamFrame(
QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, large_body));
EXPECT_NE(QUIC_STREAM_NO_ERROR, stream_->stream_error());
}
TEST_F(QuicSpdyClientStreamTest, TestNoBidirectionalStreaming) {
QuicStreamFrame frame(kClientDataStreamId1, false, 3, StringPiece("asd"));
EXPECT_FALSE(stream_->write_side_closed());
stream_->OnStreamFrame(frame);
EXPECT_TRUE(stream_->write_side_closed());
}
TEST_F(QuicSpdyClientStreamTest, ReceivingTrailers) {
// Test that receiving trailing headers, containing a final offset, results in
// the stream being closed at that byte offset.
// Send headers as usual.
stream_->OnStreamHeaders(headers_string_);
stream_->OnStreamHeadersComplete(false, headers_string_.size());
// Send trailers before sending the body. Even though a FIN has been received
// the stream should not be closed, as it does not yet have all the data bytes
// promised by the final offset field.
SpdyHeaderBlock trailers;
trailers["trailer key"] = "trailer value";
trailers[kFinalOffsetHeaderKey] = base::IntToString(body_.size());
string trailers_string = SpdyUtils::SerializeUncompressedHeaders(trailers);
stream_->OnStreamHeaders(trailers_string);
stream_->OnStreamHeadersComplete(true, trailers_string.size());
// Now send the body, which should close the stream as the FIN has been
// received, as well as all data.
EXPECT_CALL(session_, CloseStream(stream_->id()));
stream_->OnStreamFrame(
QuicStreamFrame(stream_->id(), /*fin=*/false, /*offset=*/0, body_));
}
} // namespace
} // namespace test
} // namespace net
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