public void GroupByGroupTimesStartBeforeStartOfSerie()
{
var serie = PrepareForGroupTests();
var startTime = new DateTime(1000, 1, 1, 0, 0, 0, DateTimeKind.Utc) - TimeSpan.FromMinutes(1);
StartEndTime groupTime = new StartEndTime(startTime, new DateTime(1000, 1, 1, 0, 10, 0, DateTimeKind.Utc));
;
var result = serie.Group(g => g.ByTimeRanges(new[] {groupTime}).Aggregate(i => i.MeanByTime()));
result.Rows.Count.Should().Be(1);
result.Rows[0].TimeUtc.Should().Be(startTime);
result.Rows[0].Value.Should().BeLessThan(4.2f);
}
public void GroupByGroupTimesStartWithPrevAndNext()
{
var serie = PrepareForGroupTests();
var startTime = new DateTime(1000, 1, 1, 0, 2, 0, DateTimeKind.Utc);
StartEndTime groupTime = new StartEndTime(startTime, new DateTime(1000, 1, 1, 0, 9, 0, DateTimeKind.Utc));
;
var result = serie.Group(g => g.ByTimeRanges(new[] {groupTime}).Aggregate(i => i.MeanByTime()));
result.Rows.Count.Should().Be(1);
result.Rows[0].TimeUtc.Should().Be(startTime);
result.Rows[0].Value.Should().BeApproximately(4.285f, 3);
}
public void GroupByGroupTimes1()
{
var serie = PrepareForGroupTests();
StartEndTime groupTime = new StartEndTime(new DateTime(1000, 1, 1, 0, 0, 0, DateTimeKind.Utc),
new DateTime(1000, 1, 1, 0, 10, 0, DateTimeKind.Utc));
;
//var result = serie.GroupBy(new[] { groupTime }, i => i.MeanByTime());
var result = serie.Group(g => g.ByTimeRanges(new[] {groupTime}).Aggregate(i => i.MeanByTime()));
result.Rows.Count.Should().Be(1);
result.Rows[0].TimeUtc.Should().Be(new DateTime(1000, 1, 1, 0, 0, 0));
result.Rows[0].Value.Should().Be(4.2f);
}
public static IReadOnlyList<StartEndTime> CombineByTolerance(this IReadOnlyList<StartEndTime> groups,
TimeSpan tolerance)
{
var newGroups = new List<StartEndTime>(groups.Count);
var previous = groups.First();
for (var i = 1; i < groups.Count; i++)
{
var current = groups[i];
if ((current.Start - previous.End) <= tolerance)
{
previous = new StartEndTime(previous.Start, current.End > previous.End ? current.End : previous.End);
}
else
{
newGroups.Add(previous);
previous = current;
}
}
newGroups.Add(previous);
return newGroups;
}
