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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/http/http_transaction_unittest.h"
#include <algorithm>
#include "base/bind.h"
#include "base/message_loop.h"
#include "base/strings/stringprintf.h"
#include "base/time.h"
#include "net/base/load_flags.h"
#include "net/base/load_timing_info.h"
#include "net/base/net_errors.h"
#include "net/disk_cache/disk_cache.h"
#include "net/http/http_cache.h"
#include "net/http/http_request_info.h"
#include "net/http/http_response_info.h"
#include "net/http/http_transaction.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
typedef base::hash_map<std::string, const MockTransaction*> MockTransactionMap;
static MockTransactionMap mock_transactions;
} // namespace
//-----------------------------------------------------------------------------
// mock transaction data
const MockTransaction kSimpleGET_Transaction = {
"http://www.google.com/",
"GET",
base::Time(),
"",
net::LOAD_NORMAL,
"HTTP/1.1 200 OK",
"Cache-Control: max-age=10000\n",
base::Time(),
"<html><body>Google Blah Blah</body></html>",
TEST_MODE_NORMAL,
NULL,
0,
net::OK
};
const MockTransaction kSimplePOST_Transaction = {
"http://bugdatabase.com/edit",
"POST",
base::Time(),
"",
net::LOAD_NORMAL,
"HTTP/1.1 200 OK",
"",
base::Time(),
"<html><body>Google Blah Blah</body></html>",
TEST_MODE_NORMAL,
NULL,
0,
net::OK
};
const MockTransaction kTypicalGET_Transaction = {
"http://www.example.com/~foo/bar.html",
"GET",
base::Time(),
"",
net::LOAD_NORMAL,
"HTTP/1.1 200 OK",
"Date: Wed, 28 Nov 2007 09:40:09 GMT\n"
"Last-Modified: Wed, 28 Nov 2007 00:40:09 GMT\n",
base::Time(),
"<html><body>Google Blah Blah</body></html>",
TEST_MODE_NORMAL,
NULL,
0,
net::OK
};
const MockTransaction kETagGET_Transaction = {
"http://www.google.com/foopy",
"GET",
base::Time(),
"",
net::LOAD_NORMAL,
"HTTP/1.1 200 OK",
"Cache-Control: max-age=10000\n"
"Etag: \"foopy\"\n",
base::Time(),
"<html><body>Google Blah Blah</body></html>",
TEST_MODE_NORMAL,
NULL,
0,
net::OK
};
const MockTransaction kRangeGET_Transaction = {
"http://www.google.com/",
"GET",
base::Time(),
"Range: 0-100\r\n",
net::LOAD_NORMAL,
"HTTP/1.1 200 OK",
"Cache-Control: max-age=10000\n",
base::Time(),
"<html><body>Google Blah Blah</body></html>",
TEST_MODE_NORMAL,
NULL,
0,
net::OK
};
static const MockTransaction* const kBuiltinMockTransactions[] = {
&kSimpleGET_Transaction,
&kSimplePOST_Transaction,
&kTypicalGET_Transaction,
&kETagGET_Transaction,
&kRangeGET_Transaction
};
const MockTransaction* FindMockTransaction(const GURL& url) {
// look for overrides:
MockTransactionMap::const_iterator it = mock_transactions.find(url.spec());
if (it != mock_transactions.end())
return it->second;
// look for builtins:
for (size_t i = 0; i < arraysize(kBuiltinMockTransactions); ++i) {
if (url == GURL(kBuiltinMockTransactions[i]->url))
return kBuiltinMockTransactions[i];
}
return NULL;
}
void AddMockTransaction(const MockTransaction* trans) {
mock_transactions[GURL(trans->url).spec()] = trans;
}
void RemoveMockTransaction(const MockTransaction* trans) {
mock_transactions.erase(GURL(trans->url).spec());
}
MockHttpRequest::MockHttpRequest(const MockTransaction& t) {
url = GURL(t.url);
method = t.method;
extra_headers.AddHeadersFromString(t.request_headers);
load_flags = t.load_flags;
}
//-----------------------------------------------------------------------------
// static
int TestTransactionConsumer::quit_counter_ = 0;
TestTransactionConsumer::TestTransactionConsumer(
net::RequestPriority priority,
net::HttpTransactionFactory* factory)
: state_(IDLE),
trans_(NULL),
error_(net::OK) {
// Disregard the error code.
factory->CreateTransaction(priority, &trans_, NULL);
++quit_counter_;
}
TestTransactionConsumer::~TestTransactionConsumer() {
}
void TestTransactionConsumer::Start(const net::HttpRequestInfo* request,
const net::BoundNetLog& net_log) {
state_ = STARTING;
int result = trans_->Start(
request, base::Bind(&TestTransactionConsumer::OnIOComplete,
base::Unretained(this)), net_log);
if (result != net::ERR_IO_PENDING)
DidStart(result);
}
void TestTransactionConsumer::DidStart(int result) {
if (result != net::OK) {
DidFinish(result);
} else {
Read();
}
}
void TestTransactionConsumer::DidRead(int result) {
if (result <= 0) {
DidFinish(result);
} else {
content_.append(read_buf_->data(), result);
Read();
}
}
void TestTransactionConsumer::DidFinish(int result) {
state_ = DONE;
error_ = result;
if (--quit_counter_ == 0)
base::MessageLoop::current()->Quit();
}
void TestTransactionConsumer::Read() {
state_ = READING;
read_buf_ = new net::IOBuffer(1024);
int result = trans_->Read(read_buf_.get(),
1024,
base::Bind(&TestTransactionConsumer::OnIOComplete,
base::Unretained(this)));
if (result != net::ERR_IO_PENDING)
DidRead(result);
}
void TestTransactionConsumer::OnIOComplete(int result) {
switch (state_) {
case STARTING:
DidStart(result);
break;
case READING:
DidRead(result);
break;
default:
NOTREACHED();
}
}
MockNetworkTransaction::MockNetworkTransaction(
net::RequestPriority priority,
MockNetworkLayer* factory)
: weak_factory_(this),
data_cursor_(0),
priority_(priority),
transaction_factory_(factory->AsWeakPtr()),
socket_log_id_(net::NetLog::Source::kInvalidId) {
}
MockNetworkTransaction::~MockNetworkTransaction() {}
int MockNetworkTransaction::Start(const net::HttpRequestInfo* request,
const net::CompletionCallback& callback,
const net::BoundNetLog& net_log) {
const MockTransaction* t = FindMockTransaction(request->url);
if (!t)
return net::ERR_FAILED;
test_mode_ = t->test_mode;
// Return immediately if we're returning an error.
if (net::OK != t->return_code) {
if (test_mode_ & TEST_MODE_SYNC_NET_START)
return t->return_code;
CallbackLater(callback, t->return_code);
return net::ERR_IO_PENDING;
}
std::string resp_status = t->status;
std::string resp_headers = t->response_headers;
std::string resp_data = t->data;
if (t->handler)
(t->handler)(request, &resp_status, &resp_headers, &resp_data);
std::string header_data = base::StringPrintf(
"%s\n%s\n", resp_status.c_str(), resp_headers.c_str());
std::replace(header_data.begin(), header_data.end(), '\n', '\0');
response_.request_time = base::Time::Now();
if (!t->request_time.is_null())
response_.request_time = t->request_time;
response_.was_cached = false;
response_.network_accessed = true;
response_.response_time = base::Time::Now();
if (!t->response_time.is_null())
response_.response_time = t->response_time;
response_.headers = new net::HttpResponseHeaders(header_data);
response_.vary_data.Init(*request, *response_.headers.get());
response_.ssl_info.cert_status = t->cert_status;
data_ = resp_data;
if (net_log.net_log())
socket_log_id_ = net_log.net_log()->NextID();
if (test_mode_ & TEST_MODE_SYNC_NET_START)
return net::OK;
CallbackLater(callback, net::OK);
return net::ERR_IO_PENDING;
}
int MockNetworkTransaction::RestartIgnoringLastError(
const net::CompletionCallback& callback) {
return net::ERR_FAILED;
}
int MockNetworkTransaction::RestartWithCertificate(
net::X509Certificate* client_cert,
const net::CompletionCallback& callback) {
return net::ERR_FAILED;
}
int MockNetworkTransaction::RestartWithAuth(
const net::AuthCredentials& credentials,
const net::CompletionCallback& callback) {
return net::ERR_FAILED;
}
bool MockNetworkTransaction::IsReadyToRestartForAuth() {
return false;
}
int MockNetworkTransaction::Read(net::IOBuffer* buf, int buf_len,
const net::CompletionCallback& callback) {
int data_len = static_cast<int>(data_.size());
int num = std::min(buf_len, data_len - data_cursor_);
if (num) {
memcpy(buf->data(), data_.data() + data_cursor_, num);
data_cursor_ += num;
}
if (test_mode_ & TEST_MODE_SYNC_NET_READ)
return num;
CallbackLater(callback, num);
return net::ERR_IO_PENDING;
}
void MockNetworkTransaction::StopCaching() {}
void MockNetworkTransaction::DoneReading() {
if (transaction_factory_.get())
transaction_factory_->TransactionDoneReading();
}
const net::HttpResponseInfo* MockNetworkTransaction::GetResponseInfo() const {
return &response_;
}
net::LoadState MockNetworkTransaction::GetLoadState() const {
if (data_cursor_)
return net::LOAD_STATE_READING_RESPONSE;
return net::LOAD_STATE_IDLE;
}
net::UploadProgress MockNetworkTransaction::GetUploadProgress() const {
return net::UploadProgress();
}
bool MockNetworkTransaction::GetLoadTimingInfo(
net::LoadTimingInfo* load_timing_info) const {
if (socket_log_id_ != net::NetLog::Source::kInvalidId) {
// The minimal set of times for a request that gets a response, assuming it
// gets a new socket.
load_timing_info->socket_reused = false;
load_timing_info->socket_log_id = socket_log_id_;
load_timing_info->connect_timing.connect_start = base::TimeTicks::Now();
load_timing_info->connect_timing.connect_end = base::TimeTicks::Now();
load_timing_info->send_start = base::TimeTicks::Now();
load_timing_info->send_end = base::TimeTicks::Now();
} else {
// If there's no valid socket ID, just use the generic socket reused values.
// No tests currently depend on this, just should not match the values set
// by a cache hit.
load_timing_info->socket_reused = true;
load_timing_info->send_start = base::TimeTicks::Now();
load_timing_info->send_end = base::TimeTicks::Now();
}
return true;
}
void MockNetworkTransaction::SetPriority(net::RequestPriority priority) {
priority_ = priority;
}
void MockNetworkTransaction::CallbackLater(
const net::CompletionCallback& callback, int result) {
base::MessageLoop::current()->PostTask(
FROM_HERE, base::Bind(&MockNetworkTransaction::RunCallback,
weak_factory_.GetWeakPtr(), callback, result));
}
void MockNetworkTransaction::RunCallback(
const net::CompletionCallback& callback, int result) {
callback.Run(result);
}
MockNetworkLayer::MockNetworkLayer()
: transaction_count_(0),
done_reading_called_(false),
last_create_transaction_priority_(net::DEFAULT_PRIORITY) {}
MockNetworkLayer::~MockNetworkLayer() {}
void MockNetworkLayer::TransactionDoneReading() {
done_reading_called_ = true;
}
int MockNetworkLayer::CreateTransaction(
net::RequestPriority priority,
scoped_ptr<net::HttpTransaction>* trans,
net::HttpTransactionDelegate* delegate) {
transaction_count_++;
last_create_transaction_priority_ = priority;
scoped_ptr<MockNetworkTransaction> mock_transaction(
new MockNetworkTransaction(priority, this));
last_transaction_ = mock_transaction->AsWeakPtr();
*trans = mock_transaction.Pass();
return net::OK;
}
net::HttpCache* MockNetworkLayer::GetCache() {
return NULL;
}
net::HttpNetworkSession* MockNetworkLayer::GetSession() {
return NULL;
}
//-----------------------------------------------------------------------------
// helpers
int ReadTransaction(net::HttpTransaction* trans, std::string* result) {
int rv;
net::TestCompletionCallback callback;
std::string content;
do {
scoped_refptr<net::IOBuffer> buf(new net::IOBuffer(256));
rv = trans->Read(buf.get(), 256, callback.callback());
if (rv == net::ERR_IO_PENDING)
rv = callback.WaitForResult();
if (rv > 0)
content.append(buf->data(), rv);
else if (rv < 0)
return rv;
} while (rv > 0);
result->swap(content);
return net::OK;
}