void runNeverFailUntilThread(int numThreads,
int n, /*numOps*/
MPMCQueue<int, Atom, Dynamic>& cq,
std::atomic<uint64_t>& sum,
int t) {
uint64_t threadSum = 0;
for (int i = t; i < n; i += numThreads) {
// enq + deq
auto soon = Clock::now() + std::chrono::seconds(1);
EXPECT_TRUE(cq.tryWriteUntil(soon, i));
int dest = -1;
EXPECT_TRUE(cq.readIfNotEmpty(dest));
EXPECT_TRUE(dest >= 0);
threadSum += dest;
}
sum += threadSum;
}
void testTimeout(MPMCQueue<int, std::atomic, Dynamic>& q) {
CHECK(q.write(1));
/* The following must not block forever */
q.tryWriteUntil(
std::chrono::system_clock::now() + std::chrono::microseconds(10000), 2);
}