public void ParallelRunnerTestTaskCount()
{
using (TaskExecutor runner = new TaskExecutor())
{
const int count = 10;
foreach (var num in Enumerable.Range(0, count))
{
runner.AddTask(() => Thread.Sleep(100));
}
runner.TotalAddedTasks.Should().Be(count);
runner.RemainingTasks.Should().Be(count);
runner.ErrorCount.Should().Be(0);
runner.FinishedTasksCount.Should().Be(0);
runner.FlushTasks();
runner.TotalAddedTasks.Should().Be(count);
runner.RemainingTasks.Should().Be(0);
runner.FinishedTasksCount.Should().Be(count);
runner.ErrorCount.Should().Be(0);
runner.Finish();
runner.TotalAddedTasks.Should().Be(count);
runner.RemainingTasks.Should().Be(0);
runner.FinishedTasksCount.Should().Be(count);
runner.ErrorCount.Should().Be(0);
}
}
public void ParallelRunnerFlushTasksTest()
{
for (int count = 0; count < 20; count++)
{
using (TaskExecutor runner = new TaskExecutor())
{
int i = 0;
double r;
foreach (var num in Enumerable.Range(0, count))
{
runner.AddTask(() =>
{
for (int j = 0; j < 1000; j++)
{
r = Math.Sin(0.234234) * Math.Atan(j);
}
Interlocked.Increment(ref i);
});
}
(i <= count).Should().BeTrue();
runner.FlushTasks();
i.Should().Be(count);
runner.Finish();
i.Should().Be(count);
}
}
}
public void ParallelRunnerTestMultipleThreads()
{
using (TaskExecutor runner = new TaskExecutor(5))
{
int times = 1000;
int taskCount = 10000;
int currentTask = 0;
int val = 0;
Action task = null;
task = () =>
{
Interlocked.Increment(ref currentTask);
Interlocked.Increment(ref val);
if (currentTask <= taskCount)
runner.AddTask(task);
Thread.SpinWait((taskCount % 30) * 10000);
};
Enumerable.Range(0, times).ToList().ForEach(n => runner.AddTask(task));
runner.FlushTasks();
val.Should().Be(taskCount + times);
}
}
public void ParallelRunnerStressTest()
{
// 1000 increments with 2ms sleep each on 2 threads
// 1000 * 2ms / 2threads = 1000ms min wait
using (TaskExecutor runner = new TaskExecutor(2))
{
int val = 0;
Enumerable.Range(0, 1000).ToList().ForEach(n => runner.AddTask(() => { Thread.Sleep(2); Interlocked.Increment(ref val); }));
runner.FlushTasks();
val.Should().Be(1000);
runner.Finish();
}
}
public void ParallelRunnerFlushTestThreadSleep()
{
using (TaskExecutor runner = new TaskExecutor())
{
int i = 0;
foreach (var n in Enumerable.Range(0, 10))
{
runner.AddTask(() =>
{
if (n % 2 == 0)
{
Thread.Sleep(100);
}
Interlocked.Increment(ref i);
});
}
(i <= 10).Should().BeTrue();
runner.FlushTasks();
i.Should().Be(10);
runner.Finish();
i.Should().Be(10);
}
}
public void ParallelRunnerFlushTestAutoThreads()
{
using (TaskExecutor runner = new TaskExecutor())
{
int i = 0;
const int count = 10;
foreach (var n in Enumerable.Range(0, count))
{
runner.AddTask(() =>
{
if (n % 2 == 0)
{
Thread.SpinWait(int.MaxValue / 200);
}
Interlocked.Increment(ref i);
});
}
(i <= count).Should().BeTrue();
runner.FlushTasks();
i.Should().Be(count);
runner.Finish();
i.Should().Be(count);
}
}