public void ShouldExecuteJobWhenFreeSlotIsFound()
{
//arrange
var testJob1 = new TestJob {Id = 1, ExecutionTime = 1000};
var testJob2 = new TestJob {Id = 2, ExecutionTime = 1000};
var testJob3 = new TestJob {Id = 3, ExecutionTime = 1000};
var stopwatch = new Stopwatch();
stopwatch.Start();
//act
_jobQueue.Add(testJob1);
_jobQueue.Add(testJob2);
_jobQueue.Add(testJob3);
//assert
WaitHandle.WaitAll(new[] {testJob1.Event, testJob2.Event});
Assert.That(testJob1.Finished, Is.True);
Assert.That(testJob2.Finished, Is.True);
Assert.That(stopwatch.ElapsedMilliseconds, Is.LessThan(2000));
testJob3.Event.WaitOne();
stopwatch.Stop();
Assert.That(testJob3.Finished, Is.True);
Assert.That(stopwatch.ElapsedMilliseconds, Is.LessThan(3000));
}
public void ShouldHandleException()
{
//arrange
var testJob1 = new ExceptionJob {Id = 1, ExecutionTime = 1000};
var testJob2 = new TestJob {Id = 2, ExecutionTime = 1000};
var testJob3 = new TestJob {Id = 3, ExecutionTime = 1000};
//act
_jobQueue.Add(testJob1);
_jobQueue.Add(testJob2);
_jobQueue.Add(testJob3);
WaitHandle.WaitAll(new[] {testJob2.Event, testJob3.Event});
//assert
Assert.That(testJob1.Finished, Is.False);
Assert.That(testJob2.Finished, Is.True);
Assert.That(testJob3.Finished, Is.True);
}
public void ShouldNotExecuteMoreThanGivenAmountOfJobsAtOnce()
{
//arrange
var testJob1 = new TestJob {Id = 1, ExecutionTime = 1000};
var testJob2 = new TestJob {Id = 2, ExecutionTime = 1000};
var testJob3 = new TestJob {Id = 3, ExecutionTime = 1000};
//act
_jobQueue.Add(testJob1);
_jobQueue.Add(testJob2);
_jobQueue.Add(testJob3);
WaitHandle.WaitAll(new[] {testJob1.Event, testJob2.Event});
//assert
Assert.That(testJob1.Finished, Is.True);
Assert.That(testJob2.Finished, Is.True);
Assert.That(testJob3.Finished, Is.False);
}
public void ShouldRunTwoJobsInParallel()
{
//arrange
var testJob1 = new TestJob {Id = 1, ExecutionTime = 1000};
var testJob2 = new TestJob {Id = 2, ExecutionTime = 1000};
var stopwatch = new Stopwatch();
stopwatch.Start();
//act
_jobQueue.Add(testJob1);
_jobQueue.Add(testJob2);
WaitHandle.WaitAll(new[] {testJob1.Event, testJob2.Event});
//assert
stopwatch.Stop();
Assert.That(testJob1.Finished, Is.True);
Assert.That(testJob2.Finished, Is.True);
Assert.That(stopwatch.ElapsedMilliseconds, Is.LessThan(2000));
}
public void ShouldNotScheduleSameJobTwice()
{
//arrange
var testJob1 = new TestJob {Id = 1, ExecutionTime = 100};
var testJob2 = new TestJob {Id = 1, ExecutionTime = 100};
//act
_jobQueue.Add(testJob1);
_jobQueue.Add(testJob2);
Thread.Sleep(200);
//assert
Assert.That(testJob1.Finished, Is.True);
Assert.That(testJob2.Finished, Is.False);
}
