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// Copyright 2015 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TESTING_EMBEDDER_TEST_TIMER_HANDLING_DELEGATE_H_
#define TESTING_EMBEDDER_TEST_TIMER_HANDLING_DELEGATE_H_
#include <map>
#include <utility>
#include "embedder_test.h"
class EmbedderTestTimerHandlingDelegate : public EmbedderTest::Delegate {
public:
int SetTimer(int msecs, TimerCallback fn) override {
expiry_to_timer_map_.insert(std::pair<int, Timer>(
msecs + imaginary_elapsed_msecs_, Timer(++next_timer_id_, fn)));
return next_timer_id_;
}
void KillTimer(int id) override {
for (auto iter = expiry_to_timer_map_.begin();
iter != expiry_to_timer_map_.end(); ++iter) {
if (iter->second.first == id) {
expiry_to_timer_map_.erase(iter);
break;
}
}
}
void AdvanceTime(int increment_msecs) {
imaginary_elapsed_msecs_ += increment_msecs;
while (1) {
auto iter = expiry_to_timer_map_.begin();
if (iter == expiry_to_timer_map_.end()) {
break;
}
Timer t = iter->second;
if (t.first > imaginary_elapsed_msecs_) {
break;
}
expiry_to_timer_map_.erase(iter);
t.second(t.first); // Fire timer.
}
}
protected:
using Timer = std::pair<int, TimerCallback>; // ID, callback pair.
std::multimap<int, Timer> expiry_to_timer_map_; // Keyed by timeout.
int next_timer_id_ = 0;
int imaginary_elapsed_msecs_ = 0;
};
#endif // TESTING_EMBEDDER_TEST_TIMER_HANDLING_DELEGATE_H_
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