public async Task ConcurentAutoNrGenerationForTheSameDocumentWorksAsExpectedWhenTwoServicesAsksForNumber()
{
var tableName = RandomTableNameName();
Console.WriteLine($"Table name for this test: {tableName}");
var service1 = new TableStorageAutoNrService(connString, tableName);
var service2 = new TableStorageAutoNrService(connString, tableName);
var service3 = new TableStorageAutoNrService(connString, tableName);
service1.Init();
service2.Init();
service3.Init();
var offer1 = new TestOffer()
{
Date = new DateTime(2015, 11, 21)
};
var offer2 = new TestOffer()
{
Date = new DateTime(2015, 11, 22)
};
var generator = new AutoNrGenerator <SequenceData, NrData>((sequenceNewNr, config, prev) =>
{
var sequence = $"OFF-{offer2.Date.Year}/{offer2.Date.Month}/";
var nr = $"{sequence}{sequenceNewNr:d5}";
return(new AutoNrResult <SequenceData, NrData>(
config ?? new SequenceData(),
new NrData()
{
DocumentNr = nr
}));
});
var nr1 = await service1.GetAutoNr <SequenceData, NrData>(
"rcsoffers",
offer1.Id.Value,
generator);
NrData nr2 = null;
var nr3 = await service3.GetAutoNr <SequenceData, NrData>(
"rcsoffers",
offer2.Id.Value,
(sequenceNewNr, config, prev) =>
{
nr2 = service2.GetAutoNr <SequenceData, NrData>("rcsoffers", offer2.Id.Value, generator).Result;
return(generator(sequenceNewNr, config, prev));
});
Assert.AreEqual("OFF-2015/11/00001", nr1.DocumentNr);
Assert.AreEqual(nr2.DocumentNr, nr3.DocumentNr);
Assert.AreEqual("OFF-2015/11/00002", nr2.DocumentNr);
}
public async Task GetAutoNrGeneratesUniqueNrsTest()
{
var tableName = RandomTableNameName();
Console.WriteLine($"Table name for this test: {tableName}");
var service = new TableStorageAutoNrService(connString, tableName);
service.Init();
var offers = Enumerable.Range(1, 30).Select(day => new TestOffer()
{
Date = new DateTime(2015, 11, day)
}).ToArray();
var nrs = new NrData[30];
for (int i = 0; i < 30; i++)
{
var offer = offers[i];
var generator = new AutoNrGenerator <SequenceData, NrData>((sequenceNewNr, config, prev) =>
{
var sequence = $"OFF-{offer.Date.Year}/{offer.Date.Month}/";
var nr = $"{sequence}{sequenceNewNr:d5}";
return(new AutoNrResult <SequenceData, NrData>(
config ?? new SequenceData(),
new NrData()
{
DocumentNr = nr
}));
});
nrs[i] = await service.GetAutoNr("rcsoffers", offer.Id.Value, generator);
//Console.WriteLine(nrs[i]);
}
for (int i = 0; i < 30; i++)
{
Assert.AreEqual($"OFF-2015/11/{i + 1:d5}", nrs[i].DocumentNr);
}
}
