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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 <string>
#include "base/files/file_path.h"
#include "base/memory/singleton.h"
#include "base/path_service.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_piece.h"
#include "net/tools/balsa/balsa_headers.h"
#include "net/tools/quic/quic_in_memory_cache.h"
#include "net/tools/quic/test_tools/quic_in_memory_cache_peer.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::IntToString;
using base::StringPiece;
namespace net {
namespace tools {
namespace test {
class QuicInMemoryCacheTest : public ::testing::Test {
protected:
QuicInMemoryCacheTest() {
base::FilePath path;
PathService::Get(base::DIR_SOURCE_ROOT, &path);
path = path.AppendASCII("net").AppendASCII("data")
.AppendASCII("quic_in_memory_cache_data");
// The file path is known to be an ascii string.
FLAGS_quic_in_memory_cache_dir = path.MaybeAsASCII();
}
void CreateRequest(std::string host,
std::string path,
net::BalsaHeaders* headers) {
headers->SetRequestFirstlineFromStringPieces("GET", path, "HTTP/1.1");
headers->ReplaceOrAppendHeader("host", host);
}
virtual void SetUp() override {
QuicInMemoryCachePeer::ResetForTests();
}
// This method was copied from end_to_end_test.cc in this directory.
void AddToCache(const StringPiece& method,
const StringPiece& path,
const StringPiece& version,
const StringPiece& response_code,
const StringPiece& response_detail,
const StringPiece& body) {
BalsaHeaders request_headers, response_headers;
request_headers.SetRequestFirstlineFromStringPieces(method,
path,
version);
response_headers.SetRequestFirstlineFromStringPieces(version,
response_code,
response_detail);
response_headers.AppendHeader("content-length",
base::IntToString(body.length()));
// Check if response already exists and matches.
QuicInMemoryCache* cache = QuicInMemoryCache::GetInstance();
const QuicInMemoryCache::Response* cached_response =
cache->GetResponse(request_headers);
if (cached_response != nullptr) {
std::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);
}
};
TEST_F(QuicInMemoryCacheTest, AddResponseGetResponse) {
std::string response_body("hello response");
AddToCache("GET", "https://www.google.com/bar",
"HTTP/1.1", "200", "OK", response_body);
net::BalsaHeaders request_headers;
CreateRequest("www.google.com", "/bar", &request_headers);
QuicInMemoryCache* cache = QuicInMemoryCache::GetInstance();
const QuicInMemoryCache::Response* response =
cache->GetResponse(request_headers);
ASSERT_TRUE(response);
EXPECT_EQ("200", response->headers().response_code());
EXPECT_EQ(response_body.size(), response->body().length());
CreateRequest("", "https://www.google.com/bar", &request_headers);
response = cache->GetResponse(request_headers);
ASSERT_TRUE(response);
EXPECT_EQ("200", response->headers().response_code());
EXPECT_EQ(response_body.size(), response->body().length());
}
TEST_F(QuicInMemoryCacheTest, ReadsCacheDir) {
net::BalsaHeaders request_headers;
CreateRequest("quic.test.url", "/index.html", &request_headers);
const QuicInMemoryCache::Response* response =
QuicInMemoryCache::GetInstance()->GetResponse(request_headers);
ASSERT_TRUE(response);
std::string value;
response->headers().GetAllOfHeaderAsString("Connection", &value);
EXPECT_EQ("200", response->headers().response_code());
EXPECT_EQ("Keep-Alive", value);
EXPECT_LT(0U, response->body().length());
}
TEST_F(QuicInMemoryCacheTest, ReadsCacheDirHttp) {
net::BalsaHeaders request_headers;
CreateRequest("", "http://quic.test.url/index.html", &request_headers);
const QuicInMemoryCache::Response* response =
QuicInMemoryCache::GetInstance()->GetResponse(request_headers);
ASSERT_TRUE(response);
std::string value;
response->headers().GetAllOfHeaderAsString("Connection", &value);
EXPECT_EQ("200", response->headers().response_code());
EXPECT_EQ("Keep-Alive", value);
EXPECT_LT(0U, response->body().length());
}
TEST_F(QuicInMemoryCacheTest, GetResponseNoMatch) {
net::BalsaHeaders request_headers;
CreateRequest("www.google.com", "/index.html", &request_headers);
const QuicInMemoryCache::Response* response =
QuicInMemoryCache::GetInstance()->GetResponse(request_headers);
ASSERT_FALSE(response);
}
} // namespace test
} // namespace tools
} // namespace net
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