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// Copyright (c) 2012 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_reliable_server_stream.h"
#include "base/strings/string_number_conversions.h"
#include "net/quic/quic_spdy_compressor.h"
#include "net/quic/quic_utils.h"
#include "net/quic/test_tools/quic_test_utils.h"
#include "net/tools/flip_server/epoll_server.h"
#include "net/tools/quic/quic_in_memory_cache.h"
#include "net/tools/quic/quic_spdy_server_stream.h"
#include "net/tools/quic/spdy_utils.h"
#include "net/tools/quic/test_tools/quic_test_utils.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::StringPiece;
using net::tools::test::MockConnection;
using net::test::MockSession;
using std::string;
using testing::_;
using testing::AnyNumber;
using testing::Invoke;
using testing::InvokeArgument;
using testing::InSequence;
using testing::Return;
using testing::StrEq;
using testing::StrictMock;
using testing::WithArgs;
namespace net {
namespace tools {
namespace test {
class QuicReliableServerStreamPeer {
public:
static BalsaHeaders* GetMutableHeaders(
QuicReliableServerStream* stream) {
return &(stream->headers_);
}
};
namespace {
class QuicReliableServerStreamTest : public ::testing::Test {
public:
QuicReliableServerStreamTest()
: session_(new MockConnection(1, IPEndPoint(), 0, &eps_, true), true),
body_("hello world") {
BalsaHeaders request_headers;
request_headers.SetRequestFirstlineFromStringPieces(
"POST", "https://www.google.com/", "HTTP/1.1");
request_headers.ReplaceOrAppendHeader("content-length", "11");
headers_string_ = SpdyUtils::SerializeRequestHeaders(request_headers);
stream_.reset(new QuicSpdyServerStream(3, &session_));
}
QuicConsumedData ValidateHeaders(StringPiece headers) {
headers_string_ = SpdyUtils::SerializeResponseHeaders(
response_headers_);
QuicSpdyDecompressor decompressor;
TestDecompressorVisitor visitor;
// First the header id, then the compressed data.
EXPECT_EQ(1, headers[0]);
EXPECT_EQ(0, headers[1]);
EXPECT_EQ(0, headers[2]);
EXPECT_EQ(0, headers[3]);
EXPECT_EQ(static_cast<size_t>(headers.length() - 4),
decompressor.DecompressData(headers.substr(4), &visitor));
EXPECT_EQ(headers_string_, visitor.data());
return QuicConsumedData(headers.size(), false);
}
static void SetUpTestCase() {
QuicInMemoryCache::GetInstance()->ResetForTests();
}
virtual void SetUp() {
QuicInMemoryCache* cache = QuicInMemoryCache::GetInstance();
BalsaHeaders request_headers, response_headers;
StringPiece body("Yum");
request_headers.SetRequestFirstlineFromStringPieces(
"GET",
"https://www.google.com/foo",
"HTTP/1.1");
response_headers.SetRequestFirstlineFromStringPieces("HTTP/1.1",
"200",
"OK");
response_headers.AppendHeader("content-length",
base::IntToString(body.length()));
// Check if response already exists and matches.
const QuicInMemoryCache::Response* cached_response =
cache->GetResponse(request_headers);
if (cached_response != NULL) {
string cached_response_headers_str, response_headers_str;
cached_response->headers().DumpToString(&cached_response_headers_str);
response_headers.DumpToString(&response_headers_str);
CHECK_EQ(cached_response_headers_str, response_headers_str);
CHECK_EQ(cached_response->body(), body);
return;
}
cache->AddResponse(request_headers, response_headers, body);
}
BalsaHeaders response_headers_;
EpollServer eps_;
StrictMock<MockSession> session_;
scoped_ptr<QuicReliableServerStream> stream_;
string headers_string_;
string body_;
};
QuicConsumedData ConsumeAllData(QuicStreamId id, StringPiece data,
QuicStreamOffset offset, bool fin) {
return QuicConsumedData(data.size(), fin);
}
TEST_F(QuicReliableServerStreamTest, TestFraming) {
EXPECT_CALL(session_, WriteData(_, _, _, _)).Times(AnyNumber()).
WillRepeatedly(Invoke(ConsumeAllData));
EXPECT_EQ(headers_string_.size(), stream_->ProcessData(
headers_string_.c_str(), headers_string_.size()));
EXPECT_EQ(body_.size(), stream_->ProcessData(body_.c_str(), body_.size()));
EXPECT_EQ(11u, stream_->headers().content_length());
EXPECT_EQ("https://www.google.com/", stream_->headers().request_uri());
EXPECT_EQ("POST", stream_->headers().request_method());
EXPECT_EQ(body_, stream_->body());
}
TEST_F(QuicReliableServerStreamTest, TestFramingOnePacket) {
EXPECT_CALL(session_, WriteData(_, _, _, _)).Times(AnyNumber()).
WillRepeatedly(Invoke(ConsumeAllData));
string message = headers_string_ + body_;
EXPECT_EQ(message.size(), stream_->ProcessData(
message.c_str(), message.size()));
EXPECT_EQ(11u, stream_->headers().content_length());
EXPECT_EQ("https://www.google.com/",
stream_->headers().request_uri());
EXPECT_EQ("POST", stream_->headers().request_method());
EXPECT_EQ(body_, stream_->body());
}
TEST_F(QuicReliableServerStreamTest, TestFramingExtraData) {
string large_body = "hello world!!!!!!";
// We'll automatically write out an error (headers + body)
EXPECT_CALL(session_, WriteData(_, _, _, _)).Times(2).
WillRepeatedly(Invoke(ConsumeAllData));
EXPECT_EQ(headers_string_.size(), stream_->ProcessData(
headers_string_.c_str(), headers_string_.size()));
// Content length is still 11. This will register as an error and we won't
// accept the bytes.
stream_->ProcessData(large_body.c_str(), large_body.size());
stream_->TerminateFromPeer(true);
EXPECT_EQ(11u, stream_->headers().content_length());
EXPECT_EQ("https://www.google.com/", stream_->headers().request_uri());
EXPECT_EQ("POST", stream_->headers().request_method());
}
TEST_F(QuicReliableServerStreamTest, TestSendResponse) {
BalsaHeaders* request_headers =
QuicReliableServerStreamPeer::GetMutableHeaders(stream_.get());
request_headers->SetRequestFirstlineFromStringPieces(
"GET",
"https://www.google.com/foo",
"HTTP/1.1");
response_headers_.SetResponseFirstlineFromStringPieces(
"HTTP/1.1", "200", "OK");
response_headers_.ReplaceOrAppendHeader("content-length", "3");
InSequence s;
EXPECT_CALL(session_, WriteData(_, _, _, _)).Times(1)
.WillOnce(WithArgs<1>(Invoke(
this, &QuicReliableServerStreamTest::ValidateHeaders)));
StringPiece kBody = "Yum";
EXPECT_CALL(session_, WriteData(_, kBody, _, _)).Times(1).
WillOnce(Return(QuicConsumedData(3, true)));
stream_->SendResponse();
EXPECT_TRUE(stream_->read_side_closed());
EXPECT_TRUE(stream_->write_side_closed());
}
TEST_F(QuicReliableServerStreamTest, TestSendErrorResponse) {
response_headers_.SetResponseFirstlineFromStringPieces(
"HTTP/1.1", "500", "Server Error");
response_headers_.ReplaceOrAppendHeader("content-length", "3");
InSequence s;
EXPECT_CALL(session_, WriteData(_, _, _, _)).Times(1)
.WillOnce(WithArgs<1>(Invoke(
this, &QuicReliableServerStreamTest::ValidateHeaders)));
StringPiece kBody = "bad";
EXPECT_CALL(session_, WriteData(_, kBody, _, _)).Times(1).
WillOnce(Return(QuicConsumedData(3, true)));
stream_->SendErrorResponse();
EXPECT_TRUE(stream_->read_side_closed());
EXPECT_TRUE(stream_->write_side_closed());
}
} // namespace
} // namespace test
} // namespace tools
} // namespace net
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