Concurrent executer, for concurrency-related tests

ConcurrentExecutor.cs

namespace TestingSupport {
  public class ConcurrentExecutor {
          public int ThreadCount { get; set; } = 50;
          public int RepetitionsCount { get; set; } = 200;
          public bool RandomDelayBetweenExecutions { get; set; } = true;

          private readonly Random random = new Random();

          public void Execute(Action action) {
              Barrier startBarrier = new Barrier(ThreadCount);
              Barrier endBarrier = new Barrier(ThreadCount + 1);
              for (int i = 0; i < ThreadCount; i++) {
                  new Thread(() => {
                      startBarrier.SignalAndWait();
                      for (int j = 0; j < RepetitionsCount; j++) {
                          if (RandomDelayBetweenExecutions) {
                              Thread.Sleep(random.Next(10));
                          }
                          action();
                      }
                      endBarrier.SignalAndWait();
                  }).Start();
              }
              endBarrier.SignalAndWait();
          }
      }
    }