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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "services/network/test/udp_socket_test_util.h"
#include <utility>
#include "base/run_loop.h"
#include "base/test/bind.h"
#include "base/test/test_future.h"
#include "net/traffic_annotation/network_traffic_annotation_test_helper.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
using NetErrorFuture = base::test::TestFuture<int32_t>;
using NetErrorWithOptionalIPEndPointFuture =
base::test::TestFuture<int32_t, const std::optional<net::IPEndPoint>&>;
} // namespace
namespace network::test {
UDPSocketTestHelper::UDPSocketTestHelper(mojo::Remote<mojom::UDPSocket>* socket)
: socket_(*socket->get()) {}
UDPSocketTestHelper::~UDPSocketTestHelper() = default;
int UDPSocketTestHelper::ConnectSync(const net::IPEndPoint& remote_addr,
mojom::UDPSocketOptionsPtr options,
net::IPEndPoint* local_addr_out) {
NetErrorWithOptionalIPEndPointFuture future;
socket_->Connect(remote_addr, std::move(options), future.GetCallback());
auto [net_error, local_addr_result] = future.Take();
if (local_addr_result) {
*local_addr_out = *local_addr_result;
}
return net_error;
}
int UDPSocketTestHelper::BindSync(const net::IPEndPoint& local_addr,
mojom::UDPSocketOptionsPtr options,
net::IPEndPoint* local_addr_out) {
NetErrorWithOptionalIPEndPointFuture future;
socket_->Bind(local_addr, std::move(options), future.GetCallback());
auto [net_error, local_addr_result] = future.Take();
if (local_addr_result) {
*local_addr_out = *local_addr_result;
}
return net_error;
}
int UDPSocketTestHelper::SendToSync(const net::IPEndPoint& remote_addr,
base::span<const uint8_t> data) {
NetErrorFuture future;
socket_->SendTo(
remote_addr, data,
net::MutableNetworkTrafficAnnotationTag(TRAFFIC_ANNOTATION_FOR_TESTS),
future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::SendSync(base::span<const uint8_t> data) {
NetErrorFuture future;
socket_->Send(
data,
net::MutableNetworkTrafficAnnotationTag(TRAFFIC_ANNOTATION_FOR_TESTS),
future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::SetBroadcastSync(bool broadcast) {
NetErrorFuture future;
socket_->SetBroadcast(broadcast, future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::SetSendBufferSizeSync(int send_buffer_size) {
NetErrorFuture future;
socket_->SetSendBufferSize(send_buffer_size, future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::SetReceiveBufferSizeSync(int receive_buffer_size) {
NetErrorFuture future;
socket_->SetReceiveBufferSize(receive_buffer_size, future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::JoinGroupSync(const net::IPAddress& group_address) {
NetErrorFuture future;
socket_->JoinGroup(group_address, future.GetCallback());
return future.Take();
}
int UDPSocketTestHelper::LeaveGroupSync(const net::IPAddress& group_address) {
NetErrorFuture future;
socket_->LeaveGroup(group_address, future.GetCallback());
return future.Take();
}
UDPSocketListenerImpl::ReceivedResult::ReceivedResult(
int net_error_arg,
const std::optional<net::IPEndPoint>& src_addr_arg,
std::optional<std::vector<uint8_t>> data_arg)
: net_error(net_error_arg),
src_addr(src_addr_arg),
data(std::move(data_arg)) {}
UDPSocketListenerImpl::ReceivedResult::ReceivedResult(
const ReceivedResult& other) = default;
UDPSocketListenerImpl::ReceivedResult::~ReceivedResult() {}
UDPSocketListenerImpl::UDPSocketListenerImpl()
: run_loop_(std::make_unique<base::RunLoop>()),
expected_receive_count_(0) {}
UDPSocketListenerImpl::~UDPSocketListenerImpl() {}
void UDPSocketListenerImpl::WaitForReceivedResults(size_t count) {
DCHECK_LE(results_.size(), count);
DCHECK_EQ(0u, expected_receive_count_);
if (results_.size() == count)
return;
expected_receive_count_ = count;
run_loop_->Run();
run_loop_ = std::make_unique<base::RunLoop>();
}
void UDPSocketListenerImpl::OnReceived(
int32_t result,
const std::optional<net::IPEndPoint>& src_addr,
std::optional<base::span<const uint8_t>> data) {
// OnReceive() API contracts specifies that this method will not be called
// with a |result| that is > 0.
DCHECK_GE(0, result);
DCHECK(result < 0 || data);
results_.emplace_back(result, src_addr,
data ? std::make_optional(std::vector<uint8_t>(
data.value().begin(), data.value().end()))
: std::nullopt);
if (results_.size() == expected_receive_count_) {
expected_receive_count_ = 0;
run_loop_->Quit();
}
}
} // namespace network::test
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