1 files changed, 0 insertions, 117 deletions
diff --git a/libs/tdlib/td/tdutils/test/MpmcWaiter.cpp b/libs/tdlib/td/tdutils/test/MpmcWaiter.cpp
deleted file mode 100644
index e27e217713..0000000000
--- a/libs/tdlib/td/tdutils/test/MpmcWaiter.cpp
+++ /dev/null
@@ -1,117 +0,0 @@
-//
-// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
-//
-// Distributed under the Boost Software License, Version 1.0. (See accompanying
-// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
-//
-#include "td/utils/MpmcWaiter.h"
-#include "td/utils/port/sleep.h"
-#include "td/utils/port/thread.h"
-#include "td/utils/Random.h"
-#include "td/utils/tests.h"
-
-#include <atomic>
-
-#if !TD_THREAD_UNSUPPORTED
-TEST(MpmcWaiter, stress_one_one) {
-  td::Stage run;
-  td::Stage check;
-
-  std::vector<td::thread> threads;
-  std::atomic<size_t> value;
-  size_t write_cnt = 10;
-  std::unique_ptr<td::MpmcWaiter> waiter;
-  size_t threads_n = 2;
-  for (size_t i = 0; i < threads_n; i++) {
-    threads.push_back(td::thread([&, id = static_cast<td::uint32>(i)] {
-      for (td::uint64 round = 1; round < 100000; round++) {
-        if (id == 0) {
-          value = 0;
-          waiter = std::make_unique<td::MpmcWaiter>();
-          write_cnt = td::Random::fast(1, 10);
-        }
-        run.wait(round * threads_n);
-        if (id == 1) {
-          for (size_t i = 0; i < write_cnt; i++) {
-            value.store(i + 1, std::memory_order_relaxed);
-            waiter->notify();
-          }
-        } else {
-          int yields = 0;
-          for (size_t i = 1; i <= write_cnt; i++) {
-            while (true) {
-              auto x = value.load(std::memory_order_relaxed);
-              if (x >= i) {
-                break;
-              }
-              yields = waiter->wait(yields, id);
-            }
-            yields = waiter->stop_wait(yields, id);
-          }
-        }
-        check.wait(round * threads_n);
-      }
-    }));
-  }
-  for (auto &thread : threads) {
-    thread.join();
-  }
-}
-TEST(MpmcWaiter, stress) {
-  td::Stage run;
-  td::Stage check;
-
-  std::vector<td::thread> threads;
-  size_t write_n;
-  size_t read_n;
-  std::atomic<size_t> write_pos;
-  std::atomic<size_t> read_pos;
-  size_t end_pos;
-  size_t write_cnt;
-  size_t threads_n = 20;
-  std::unique_ptr<td::MpmcWaiter> waiter;
-  for (size_t i = 0; i < threads_n; i++) {
-    threads.push_back(td::thread([&, id = static_cast<td::uint32>(i)] {
-      for (td::uint64 round = 1; round < 1000; round++) {
-        if (id == 0) {
-          write_n = td::Random::fast(1, 10);
-          read_n = td::Random::fast(1, 10);
-          write_cnt = td::Random::fast(1, 50);
-          end_pos = write_n * write_cnt;
-          write_pos = 0;
-          read_pos = 0;
-          waiter = std::make_unique<td::MpmcWaiter>();
-        }
-        run.wait(round * threads_n);
-        if (id <= write_n) {
-          for (size_t i = 0; i < write_cnt; i++) {
-            if (td::Random::fast(0, 20) == 0) {
-              td::usleep_for(td::Random::fast(1, 300));
-            }
-            write_pos.fetch_add(1, std::memory_order_relaxed);
-            waiter->notify();
-          }
-        } else if (id > 10 && id - 10 <= read_n) {
-          int yields = 0;
-          while (true) {
-            auto x = read_pos.load(std::memory_order_relaxed);
-            if (x == end_pos) {
-              break;
-            }
-            if (x == write_pos.load(std::memory_order_relaxed)) {
-              yields = waiter->wait(yields, id);
-              continue;
-            }
-            yields = waiter->stop_wait(yields, id);
-            read_pos.compare_exchange_strong(x, x + 1, std::memory_order_relaxed);
-          }
-        }
-        check.wait(round * threads_n);
-      }
-    }));
-  }
-  for (auto &thread : threads) {
-    thread.join();
-  }
-}
-#endif  // !TD_THREAD_UNSUPPORTED