public void TestWeHaveSomeBeforeAndSomeAfter()
{
var partitionBefore = new ReaderPartition <int>();
var dt1 = DateTime.UtcNow;
var dt2 = DateTime.UtcNow.AddMinutes(1);
var dt3 = DateTime.UtcNow.AddMinutes(2);
var readerRow1 = new ReaderRow <int>("1", dt1, 1);
var readerRow2 = new ReaderRow <int>("2", dt2, 2);
partitionBefore.Init(new [] { readerRow1, readerRow2 });
var readerRow3 = new ReaderRow <int>("3", dt3, 3);
var partitionAfter = new ReaderPartition <int>();
partitionAfter.Init(new[] { readerRow2, readerRow3 });
var result = partitionBefore.FindTheDifference(partitionAfter).ToList();
Assert.AreEqual(2, result.Count);
var insertedEntity = result.FirstOrDefault(itm => itm.Item1 == RowOperationResult.Insert);
Assert.AreEqual(3, insertedEntity.Item2);
var deletedEntity = result.FirstOrDefault(itm => itm.Item1 == RowOperationResult.Delete);
Assert.AreEqual(1, deletedEntity.Item2);
}
public void TestWeHaveARowBeforeAndEmptyAfter()
{
var partitionBefore = new ReaderPartition <int>();
var partitionAfter = new ReaderPartition <int>();
var readerRow = new ReaderRow <int>("TestRow", DateTime.UtcNow, 0);
partitionBefore.Init(new [] { readerRow });
var result = partitionBefore.FindTheDifference(partitionAfter).ToList();
Assert.AreEqual(RowOperationResult.Delete, result[0].Item1);
Assert.AreEqual(1, result.Count);
}
public static IEnumerable <(RowOperationResult, T)> FindTheDifference <T>(this ReaderPartition <T> before, ReaderPartition <T> now)
{
if (before == null)
