public ReadStreamTheory(
string streamId,
int start,
ReadDirection direction,
int pageSize,
StreamEventsPage expectedStreamEventsPage)
{
StreamId = streamId;
Start = start;
Direction = direction;
PageSize = pageSize;
ExpectedStreamEventsPage = expectedStreamEventsPage;
}
private Task<StreamEventsPage> ReadSteamBackwards(string streamId, int start, int count)
{
var connection = _getConnection();
var results = connection.Table<SqliteEvent>()
.Where(e => e.StreamId == streamId)
.OrderByDescending(e => e.SequenceNumber)
.Skip(start)
.Take(count)
// Must enumerate the results before selecting a StreamEvent else activation
// exception from Sqlite.Net trying create a StreamEvent. Comment out the
// line below if you want to see the test(s) fail.
.ToArray()
.Select(@event => @event.ToStreamEvent())
.ToArray();
var streamEventsPage = new StreamEventsPage(
streamId: streamId,
status: PageReadStatus.Success,
fromStreamVersion: start,
nextStreamVersion: results[0].StreamVersion - 1,
lastStreamVersion: results[0].StreamVersion,
direction: ReadDirection.Backward,
isEndOfStream: true,
events: results);
return Task.FromResult(streamEventsPage);
}
