102 lines
3.1 KiB
C++
102 lines
3.1 KiB
C++
/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_TEST_UTILS_H_
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#define RTC_BASE_TEST_UTILS_H_
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// Utilities for testing rtc infrastructure in unittests
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#include <map>
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#include <utility>
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#include "rtc_base/async_socket.h"
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#include "rtc_base/third_party/sigslot/sigslot.h"
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namespace webrtc {
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namespace testing {
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///////////////////////////////////////////////////////////////////////////////
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// StreamSink - Monitor asynchronously signalled events from AsyncSocket.
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///////////////////////////////////////////////////////////////////////////////
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// Note: Any event that is an error is treated as SSE_ERROR instead of that
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// event.
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enum StreamSinkEvent {
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SSE_OPEN = 1,
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SSE_READ = 2,
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SSE_WRITE = 4,
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SSE_CLOSE = 8,
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SSE_ERROR = 16
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};
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class StreamSink : public sigslot::has_slots<> {
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public:
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StreamSink();
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~StreamSink() override;
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void Monitor(rtc::AsyncSocket* socket) {
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socket->SignalConnectEvent.connect(this, &StreamSink::OnConnectEvent);
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socket->SignalReadEvent.connect(this, &StreamSink::OnReadEvent);
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socket->SignalWriteEvent.connect(this, &StreamSink::OnWriteEvent);
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socket->SignalCloseEvent.connect(this, &StreamSink::OnCloseEvent);
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// In case you forgot to unmonitor a previous object with this address
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events_.erase(socket);
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}
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void Unmonitor(rtc::AsyncSocket* socket) {
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socket->SignalConnectEvent.disconnect(this);
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socket->SignalReadEvent.disconnect(this);
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socket->SignalWriteEvent.disconnect(this);
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socket->SignalCloseEvent.disconnect(this);
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events_.erase(socket);
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}
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bool Check(rtc::AsyncSocket* socket,
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StreamSinkEvent event,
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bool reset = true) {
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return DoCheck(socket, event, reset);
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}
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private:
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typedef std::map<rtc::AsyncSocket*, int> EventMap;
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void OnConnectEvent(rtc::AsyncSocket* socket) { AddEvents(socket, SSE_OPEN); }
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void OnReadEvent(rtc::AsyncSocket* socket) { AddEvents(socket, SSE_READ); }
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void OnWriteEvent(rtc::AsyncSocket* socket) { AddEvents(socket, SSE_WRITE); }
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void OnCloseEvent(rtc::AsyncSocket* socket, int error) {
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AddEvents(socket, (0 == error) ? SSE_CLOSE : SSE_ERROR);
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}
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void AddEvents(rtc::AsyncSocket* obj, int events) {
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EventMap::iterator it = events_.find(obj);
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if (events_.end() == it) {
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events_.insert(EventMap::value_type(obj, events));
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} else {
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it->second |= events;
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}
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}
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bool DoCheck(rtc::AsyncSocket* obj, StreamSinkEvent event, bool reset) {
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EventMap::iterator it = events_.find(obj);
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if ((events_.end() == it) || (0 == (it->second & event))) {
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return false;
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}
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if (reset) {
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it->second &= ~event;
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}
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return true;
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}
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EventMap events_;
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};
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} // namespace testing
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} // namespace webrtc
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#endif // RTC_BASE_TEST_UTILS_H_
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