Files
multithread_experiments/experiments/smbusdata_crash_test.cpp
2020-07-17 17:47:35 +03:00

77 lines
1.6 KiB
C++

#include <sm_base.h>
#include <executor.h>
struct SomeLargeData {
uint8_t data[4]{};
SomeLargeData() { memset(data, 0xff, sizeof(data)); }
~SomeLargeData() {
memset(data, 0x00, sizeof(data));
}
};
inline PIByteArray & operator <<(PIByteArray & s, const SomeLargeData & v) {
s << PIByteArray::RawData(v.data, sizeof(v.data));
return s;
}
inline PIByteArray & operator >>(PIByteArray & s, SomeLargeData & v) {
if (s.size() < sizeof(v.data)) {
piCout << "Error in operator >> for SomeLargeData";
exit(1);
}
s >> PIByteArray::RawData(v.data, sizeof(v.data));
return s;
}
REGISTER_BUS_TYPE(SomeLargeData)
int main() {
std::atomic_bool is_end(false);
PIThreadPoolExecutor executor(4);
PIBlockingDequeue<SMBlockData> out_dequeue;
PIBlockingDequeue<SMBlockData> in_dequeue;
executor.execute([&](){
while (true) {
bool is_ok;
SMBlockData data;
data = in_dequeue.poll(100, data, &is_ok);
if (!is_ok) {
if (is_end) break;
}
out_dequeue.offer(data, 100);
if (!is_ok) {
if (is_end) break;
}
}
});
SomeLargeData content;
int iteration_count = 100 * 1000;
for (int i = 0; i < iteration_count / 20; ++i) {
for (int j = 0; j < 20; ++j) {
SMBlockData block_data(j+1);
for (int k = 0; k < j+1; ++k) {
block_data[k].sharedData<SomeLargeData>() = content;
}
// bus_data << SMBusData::create(content);
in_dequeue.offer(block_data.clone());
}
for (int j = 0; j < 20; ++j) {
auto block_data = out_dequeue.take();
if (block_data[0].isInvalid()) {
piCout << "Error: bus_data is invalid";
exit(1);
}
}
// printf("It's alive! %d\n", i);
}
is_end = true;
executor.shutdownNow();
return 0;
}