public void ChangeTest14()
{
const int specialYear = 2017;
var sourceCollection = new ObservableCollection <Happening>(new[]
{
new Happening(new DateTime(2016, 01, 01, 13, 00, 00), "HappeningDay1@13"),
new Happening(new DateTime(specialYear, 01, 01, 14, 00, 00), "Special comes first"),
new Happening(new DateTime(2018, 01, 01, 16, 00, 00), "HappeningDay1@16")
});
var target =
new GroupingProjection <DateTime, DateTime, Happening>(
sourceCollection,
item => item.Time.Date,
Comparer <DateTime> .Create((x, y) =>
{
if (x.Year == specialYear)
{
return(-1);
}
if (y.Year == specialYear)
{
return(1);
}
return(x.CompareTo(y));
}),
item => item.Time,
Comparer <DateTime> .Default);
Assert.AreEqual(specialYear, target.First().Key.Year);
}
public void TestInitialize()
{
mSourceCollection = new ObservableCollection <Happening>(new Happening[]
{
new Happening(new DateTime(2017, 01, 01, 12, 00, 00), "HappeningDay1@12"),
new Happening(new DateTime(2017, 01, 01, 14, 00, 00), "HappeningDay1@14"),
new Happening(new DateTime(2017, 01, 01, 16, 00, 00), "HappeningDay1@16"),
new Happening(new DateTime(2017, 01, 01, 10, 00, 00), "HappeningDay1@10"),
new Happening(new DateTime(2017, 01, 01, 08, 00, 00), "HiddenDay1"),
new Happening(new DateTime(2017, 01, 02, 12, 00, 00), "HappeningDay2@12"),
new Happening(new DateTime(2017, 01, 02, 14, 00, 00), "HappeningDay2@14"),
new Happening(new DateTime(2017, 01, 02, 16, 00, 00), "HappeningDay2@16"),
new Happening(new DateTime(2017, 01, 02, 10, 00, 00), "HappeningDay2@10"),
new Happening(new DateTime(2017, 01, 02, 08, 00, 00), "HiddenDay2")
});
mBatchingSourceCollection = new BatchingCollection <Happening>(new Happening[]
{
new Happening(new DateTime(2017, 01, 01, 12, 00, 00), "HappeningDay1@12"),
new Happening(new DateTime(2017, 01, 01, 14, 00, 00), "HappeningDay1@14"),
new Happening(new DateTime(2017, 01, 01, 16, 00, 00), "HappeningDay1@16"),
new Happening(new DateTime(2017, 01, 01, 10, 00, 00), "HappeningDay1@10"),
new Happening(new DateTime(2017, 01, 01, 08, 00, 00), "HiddenDay1"),
new Happening(new DateTime(2017, 01, 02, 12, 00, 00), "HappeningDay2@12"),
new Happening(new DateTime(2017, 01, 02, 14, 00, 00), "HappeningDay2@14"),
new Happening(new DateTime(2017, 01, 02, 16, 00, 00), "HappeningDay2@16"),
new Happening(new DateTime(2017, 01, 02, 10, 00, 00), "HappeningDay2@10"),
new Happening(new DateTime(2017, 01, 02, 08, 00, 00), "HiddenDay2")
});
mTarget =
new GroupingProjection <DateTime, DateTime, Happening>(
mSourceCollection,
item => item.Time.Date,
null,
item => item.Time,
Comparer <DateTime> .Default,
item => !item.Name.StartsWith("Hidden"));
mTarget2 =
new GroupingProjection <DateTime, DateTime, Happening>(
mBatchingSourceCollection,
item => item.Time.Date,
null,
item => item.Time,
Comparer <DateTime> .Default,
item => !item.Name.StartsWith("Hidden"));
}
internal TabularGroupByRewriter(GroupingProjection groupByQuery)
{
this.Grouping = groupByQuery;
}
