// This unit tests reproduces GH 3885 where the consumer hanged forever
public void ConsumerDoesNotHang()
{
for (var i = 0; i < 10000; i++)
{
var dataPoints = 10;
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = dataPoints
};
var factorFileProfider = new Mock <IFactorFileProvider>();
factorFileProfider.Setup(s => s.Get(It.IsAny <Symbol>())).Returns(FactorFile.Read(_security.Symbol.Value, _config.Market));
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator,
factorFileProfider.Object,
false);
for (var j = 0; j < dataPoints; j++)
{
Assert.IsTrue(subscription.MoveNext());
}
Assert.IsFalse(subscription.MoveNext());
subscription.DisposeSafely();
}
}
public void ThrowingEnumeratorStackDisposesOfSubscription()
{
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = 10, ThrowException = true
};
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator);
var count = 0;
while (enumerator.MoveNextTrueCount != 9)
{
if (count++ > 100)
{
Assert.Fail("Timeout waiting for producer");
}
Thread.Sleep(1);
}
Assert.IsFalse(subscription.MoveNext());
Assert.IsTrue(subscription.EndOfStream);
Assert.IsTrue(enumerator.Disposed);
}
public void SubscriptionIsDisposed()
{
var dataPoints = 10;
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = dataPoints
};
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator);
var count = 0;
while (enumerator.MoveNextTrueCount > 8)
{
if (count++ > 100)
{
Assert.Fail($"Timeout waiting for producer. {enumerator.MoveNextTrueCount}");
}
Thread.Sleep(1);
}
subscription.DisposeSafely();
Assert.IsFalse(subscription.MoveNext());
}
// This unit tests reproduces GH 3885 where the consumer hanged forever
public void ConsumerDoesNotHang()
{
for (var i = 0; i < 10000; i++)
{
var dataPoints = 10;
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = dataPoints
};
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator);
for (var j = 0; j < dataPoints; j++)
{
Assert.IsTrue(subscription.MoveNext());
}
Assert.IsFalse(subscription.MoveNext());
subscription.DisposeSafely();
}
}
public void ThrowingEnumeratorStackDisposesOfSubscription()
{
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = 10, ThrowException = true
};
var factorFileProfider = new Mock <IFactorFileProvider>();
factorFileProfider.Setup(s => s.Get(It.IsAny <Symbol>())).Returns(FactorFile.Read(_security.Symbol.Value, _config.Market));
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator,
factorFileProfider.Object,
false);
var count = 0;
while (enumerator.MoveNextTrueCount != 9)
{
if (count++ > 100)
{
Assert.Fail("Timeout waiting for producer");
}
Thread.Sleep(1);
}
Assert.IsFalse(subscription.MoveNext());
Assert.IsTrue(subscription.EndOfStream);
// enumerator is disposed by the producer
count = 0;
while (!enumerator.Disposed)
{
if (count++ > 100)
{
Assert.Fail("Timeout waiting for producer");
}
Thread.Sleep(1);
}
}
public void FirstLoopLimit(int firstLoopLimit)
{
var dataPoints = 10;
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = dataPoints
};
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator,
firstLoopLimit: firstLoopLimit);
var count = 0;
var expectedValue = dataPoints - firstLoopLimit - 1;
expectedValue = expectedValue > 0 ? expectedValue : -1;
while (enumerator.MoveNextTrueCount != expectedValue)
{
if (count++ > 100)
{
Assert.Fail("Timeout waiting for producer");
}
Thread.Sleep(1);
}
// producer should only have produced 'firstLoopLimit' data points, lets assert remaining to produce
Assert.AreEqual(expectedValue, enumerator.MoveNextTrueCount);
for (var j = 0; j < dataPoints; j++)
{
Assert.IsTrue(subscription.MoveNext());
}
Assert.IsFalse(subscription.MoveNext());
subscription.DisposeSafely();
Assert.IsTrue(enumerator.Disposed);
}
public void SubscriptionIsDisposed()
{
var dataPoints = 10;
var enumerator = new TestDataEnumerator {
MoveNextTrueCount = dataPoints
};
var factorFileProfider = new Mock <IFactorFileProvider>();
factorFileProfider.Setup(s => s.Get(It.IsAny <Symbol>())).Returns(FactorFile.Read(_security.Symbol.Value, _config.Market));
var subscription = SubscriptionUtils.CreateAndScheduleWorker(
new SubscriptionRequest(
false,
null,
_security,
_config,
DateTime.UtcNow,
Time.EndOfTime
),
enumerator,
factorFileProfider.Object,
false);
var count = 0;
while (enumerator.MoveNextTrueCount > 8)
{
if (count++ > 100)
{
Assert.Fail($"Timeout waiting for producer. {enumerator.MoveNextTrueCount}");
}
Thread.Sleep(1);
}
subscription.DisposeSafely();
Assert.IsFalse(subscription.MoveNext());
}
