public void IncrementMultiThread()
{
var provider = GlobalSetup.Container.Resolve<IBlobStorageProvider>();
provider.CreateContainerIfNotExist(ContainerName);
//creating thread parameters
var counter = new BlobCounter(provider, ContainerName, "SomeBlobName");
counter.Reset(0);
var random = new Random();
const int threadsCount = 4;
var increments = Range.Array(threadsCount).Select(e => Range.Array(5).Select(i => random.Next(20)).ToArray()).ToArray();
var localSums = increments.AsParallel().Select(
e =>
{
var c = new BlobCounter(provider, ContainerName, "SomeBlobName");
foreach (var increment in e)
{
c.Increment(increment);
}
return e.Sum();
}).ToList();
Assert.AreEqual(increments.Sum(i => i.Sum()), localSums.Sum(), "Broken invariant.");
Assert.AreEqual(localSums.Sum(), counter.GetValue(), "Values should be equal, BlobCounter supposed to be thread-safe");
}
public void GetValueIncrement()
{
var provider = GlobalSetup.Container.Resolve<IBlobStorageProvider>();
provider.CreateContainerIfNotExist(ContainerName);
var counter = new BlobCounter(provider, ContainerName, BlobName);
var val = (int)counter.GetValue();
if (0 != val) counter.Delete();
counter.Increment(10);
val = (int) counter.GetValue();
Assert.AreEqual(10, val, "#A00");
var val2 = counter.Increment(-5);
val = (int)counter.GetValue();
Assert.AreEqual(5, val, "#A01");
Assert.AreEqual(val, val2, "#A02");
var flag1 = counter.Delete();
var flag2 = counter.Delete();
Assert.IsTrue(flag1, "#A03");
Assert.IsFalse(flag2, "#A04");
}