public void ConfigureLimitsTest()
{
long limit = this.length;
using (Stream memory = new MemoryStream(this.buffer))
using (BandwidthLimitedStream limited = new BandwidthLimitedStream(memory)) {
Assert.Less(limited.ReadLimit, 0);
Assert.Less(limited.WriteLimit, 0);
limited.ReadLimit = limit;
Assert.AreEqual(limit, limited.ReadLimit);
Assert.Less(limited.WriteLimit, 0);
limited.WriteLimit = limit;
Assert.AreEqual(limit, limited.ReadLimit);
Assert.AreEqual(limit, limited.WriteLimit);
limited.DisableLimits();
Assert.Less(limited.ReadLimit, 0);
Assert.Less(limited.WriteLimit, 0);
limited.ReadLimit = limit;
limited.WriteLimit = limit;
Assert.AreEqual(limit, limited.ReadLimit);
Assert.AreEqual(limit, limited.WriteLimit);
limited.DisableReadLimit();
Assert.Less(limited.ReadLimit, 0);
Assert.AreEqual(limit, limited.WriteLimit);
limited.DisableWriteLimit();
Assert.Less(limited.ReadLimit, 0);
Assert.Less(limited.WriteLimit, 0);
}
}
public void ChangingLimitsNotifiesListener()
{
using (var memory = new MemoryStream(this.buffer))
using (var underTest = new BandwidthLimitedStream(memory)) {
int readLimitNotified = 0;
int writeLimitNotified = 0;
long?expectedReadLimit = this.limit;
long?expectedWriteLimit = this.limit;
underTest.PropertyChanged += (sender, e) => {
Assert.That(sender, Is.EqualTo(underTest));
if (e.PropertyName == Utils.NameOf((BandwidthLimitedStream s) => s.ReadLimit))
{
readLimitNotified++;
Assert.That((sender as BandwidthLimitedStream).ReadLimit, Is.EqualTo(expectedReadLimit));
}
else if (e.PropertyName == Utils.NameOf((BandwidthLimitedStream s) => s.WriteLimit))
{
writeLimitNotified++;
Assert.That((sender as BandwidthLimitedStream).WriteLimit, Is.EqualTo(expectedWriteLimit));
}
};
underTest.WriteLimit = expectedWriteLimit;
underTest.ReadLimit = expectedReadLimit;
Assert.That(readLimitNotified, Is.EqualTo(1));
Assert.That(writeLimitNotified, Is.EqualTo(1));
expectedReadLimit = null;
expectedWriteLimit = null;
underTest.DisableLimits();
Assert.That(readLimitNotified, Is.EqualTo(2));
Assert.That(writeLimitNotified, Is.EqualTo(2));
}
}
