public void DistributionDeviationProbability(double expectedProbability, IEnumerable <int> hashes)
{
var store = new HashStore(hashes);
double actual = store.Result.UniformDistributionDeviationProbability;
Assert.AreApproximatelyEqual(expectedProbability, actual, 0.000001);
}
public void CalculateCollisionProbabilityWithHighLoad()
{
var store = new HashStore(GenerateHashLoad(Enumerable.Range(0, 10000), 5000));
double actualProbability = store.Result.CollisionProbability;
Assert.AreApproximatelyEqual(9.998E-5, actualProbability, 1E-5);
}
public void CalculateCollisionProbability(double expectedProbability, IEnumerable <int> hashes)
{
var store = new HashStore(hashes);
double actualProbability = store.Result.CollisionProbability;
Assert.AreApproximatelyEqual(expectedProbability, actualProbability, 0.0001);
}
public async Task FinalizeDayTransactionsAsync()
{
var Trans = _context.Transactions.Where(x => x.TransDay.Date == DateTime.Today);
string fileName = $"~/wwwroot/Transactions/{Guid.NewGuid().ToString()}";
using (FileStream fs = System.IO.File.Create(fileName))
{
// Add some text to file
foreach (var item in Trans)
{
Byte[] title = new UTF8Encoding(true).GetBytes($"Transaction Record for {DateTime.Today}");
fs.Write(title, 0, title.Length);
byte[] content = new UTF8Encoding(true).GetBytes($"{item.AccountId}\t{item.Amount}\t{item.mode}\t{item.ProductCategoryId}\t{item.ProductId}\t{item.ProviderId}");
fs.Write(content, 0, content.Length);
}
IPFSHelper h = new IPFSHelper();
string x = await h.UploadIPFSAsync(fileName);
var data = new HashStore
{
Date = DateTime.Now,
Id = Guid.NewGuid().ToString(),
Hash = x,
};
_context.HashStores.Add(data);
_context.SaveChanges();
}
}
public void AddHashCodes()
{
var store = new HashStore(new[] { 123, 456, 123, 456, 789, 123, 123 });
Assert.AreEqual(7, store.Result.StatisticalPopulation);
Assert.AreEqual(4, store[123]);
Assert.AreEqual(2, store[456]);
Assert.AreEqual(1, store[789]);
Assert.AreEqual(0, store[666]);
}
private HashStoreResult GetResult()
{
if (result == null)
{
var store = new HashStore(GenericCollectionUtils.Select(DistinctInstances, o => o.GetHashCode()));
result = store.Result;
}
return(result);
}
