public void GroupByExpressionHoursButExpanded()
{
var sw = Stopwatch.StartNew();
INullableQuerySerie <float> nullableQuerySerie = _unitUnderTest9m.GroupBy("3h", a => a.First());
IReadOnlyList <ISingleDataRow <float?> > result = nullableQuerySerie.Rows;
IObjectQuerySerie result2 = nullableQuerySerie;
object val = result2.Rows.First().Value;
result[0].TimeUtc.Should().Be(new DateTime(2010, 1, 1, 12, 0, 0, DateTimeKind.Utc));
result[1].TimeUtc.Should().Be(new DateTime(2010, 1, 1, 15, 0, 0, DateTimeKind.Utc));
sw.Stop();
}
public INullableQuerySerie <T> Zip(INullableQuerySerie <T> secondQuery, string resultQueryName,
Func <T?, T?, T?> transformAction)
{
if (Rows.Count != secondQuery.Rows.Count)
{
throw new ArgumentOutOfRangeException(nameof(secondQuery),
"Zip with different length of row not possible");
}
var resultRows = new List <ISingleDataRow <T?> >(secondQuery.Rows.Count);
var result = new NullableQuerySerie <T>(resultRows, this).Alias(resultQueryName);
for (int i = 0; i < Rows.Count; i++)
{
if (Rows[i].TimeUtc != secondQuery.Rows[i].TimeUtc)
{
throw new ArgumentOutOfRangeException(nameof(secondQuery), "Zip with not aligned times");
}
resultRows.Add(new SingleDataRow <T?>(Rows[i].TimeUtc,
transformAction(Rows[i].Value, secondQuery.Rows[i].Value)));
}
return(result);
}
public NullableQuerySerie(IReadOnlyList <ISingleDataRow <T?> > result, INullableQuerySerie <T> olddata)
: base(olddata)
{
Rows = result;
}
public INullableQueryTable <T> AddSerie(INullableQuerySerie <T> serie)
{
Series[serie.FullName] = serie;
return(this);
}
