public void TestOverlapsAndContains()
{
DateTime date7AM = new DateTime(2007, 1, 1, 7, 0, 0);
DateTime date8AM = new DateTime(2007, 1, 1, 8, 0, 0);
DateTime date9AM = new DateTime(2007, 1, 1, 9, 0, 0);
DateTime date10AM = new DateTime(2007, 1, 1, 10, 0, 0);
DateTimeRange range7AM8AM = new DateTimeRange(date7AM, date8AM);
DateTimeRange range9AM10AM = new DateTimeRange(date9AM, date10AM);
// The first test case is
// 7-8 [.....]
// 9-10 [.....]
// Don't intersect and don't contain
Assert.IsFalse(range7AM8AM.Overlaps(range9AM10AM));
Assert.IsFalse(range9AM10AM.Overlaps(range7AM8AM));
Assert.IsFalse(range7AM8AM.Contains(range9AM10AM));
Assert.IsFalse(range9AM10AM.Contains(range7AM8AM));
DateTimeRange range7AM10AM = new DateTimeRange(date7AM, date10AM);
DateTimeRange range8AM9AM = new DateTimeRange(date8AM, date9AM);
// The second test case is
// 7-10 [...............]
// 8-9 [.....]
// Intersect, the bigger contains the smaller
Assert.IsTrue(range7AM10AM.Overlaps(range8AM9AM));
Assert.IsTrue(range8AM9AM.Overlaps(range7AM10AM));
Assert.IsTrue(range7AM10AM.Contains(range8AM9AM));
Assert.IsFalse(range8AM9AM.Contains(range7AM10AM));
// The third test case is
// 8-9 [.....]
// 9-10 [.....]
// Intersect (touch), don't contain each other
Assert.IsTrue(range8AM9AM.Overlaps(range9AM10AM));
Assert.IsTrue(range9AM10AM.Overlaps(range8AM9AM));
Assert.IsFalse(range8AM9AM.Contains(range9AM10AM));
Assert.IsFalse(range9AM10AM.Contains(range8AM9AM));
DateTimeRange range7AM9AM = new DateTimeRange(date7AM, date9AM);
DateTimeRange range8AM10AM = new DateTimeRange(date8AM, date10AM);
// The forth test case is
// 7-9 [..........]
// 9-10 [..........]
// Intersect, don't contain each other
Assert.IsTrue(range7AM9AM.Overlaps(range8AM10AM));
Assert.IsTrue(range8AM10AM.Overlaps(range7AM9AM));
Assert.IsFalse(range7AM9AM.Contains(range8AM10AM));
Assert.IsFalse(range8AM10AM.Contains(range7AM9AM));
}
private void FindAll(IntervalNode <T> node, DateTimeRange range, IntervalTreeMatch match, List <T> result)
{
if (node == null)
{
return;
}
if (match == IntervalTreeMatch.Contained && range.Contains(node.Interval))
{
result.Add(node.Data);
}
else if (match == IntervalTreeMatch.ContainedBy && node.Interval.Contains(range))
{
result.Add(node.Data);
}
else if (match == IntervalTreeMatch.Overlap && range.Overlaps(node.Interval))
{
result.Add(node.Data);
}
else if (match == IntervalTreeMatch.Exact && range.Equals(node.Interval))
{
result.Add(node.Data);
}
if (node.Left != null && range.Start < node.Interval.Start && range.Start < node.Left.Max)
{
FindAll(node.Left, range, match, result);
}
if (node.Right != null && range.End >= node.Interval.Start && range.Start <= node.Right.Max)
{
FindAll(node.Right, range, match, result);
}
}
public void TestOverlapsAndContains()
{
DateTime date7AM = new DateTime(2007, 1, 1, 7, 0, 0);
DateTime date8AM = new DateTime(2007, 1, 1, 8, 0, 0);
DateTime date9AM = new DateTime(2007, 1, 1, 9, 0, 0);
DateTime date10AM = new DateTime(2007, 1, 1, 10, 0, 0);
DateTimeRange range7AM8AM = new DateTimeRange(date7AM, date8AM);
DateTimeRange range9AM10AM = new DateTimeRange(date9AM, date10AM);
// The first test case is
// 7-8 [.....]
// 9-10 [.....]
// Don't intersect and don't contain
Assert.IsFalse(range7AM8AM.Overlaps(range9AM10AM));
Assert.IsFalse(range9AM10AM.Overlaps(range7AM8AM));
Assert.IsFalse(range7AM8AM.Contains(range9AM10AM));
Assert.IsFalse(range9AM10AM.Contains(range7AM8AM));
DateTimeRange range7AM10AM = new DateTimeRange(date7AM, date10AM);
DateTimeRange range8AM9AM = new DateTimeRange(date8AM, date9AM);
// The second test case is
// 7-10 [...............]
// 8-9 [.....]
// Intersect, the bigger contains the smaller
Assert.IsTrue(range7AM10AM.Overlaps(range8AM9AM));
Assert.IsTrue(range8AM9AM.Overlaps(range7AM10AM));
Assert.IsTrue(range7AM10AM.Contains(range8AM9AM));
Assert.IsFalse(range8AM9AM.Contains(range7AM10AM));
// The third test case is
// 8-9 [.....]
// 9-10 [.....]
// Intersect (touch), don't contain each other
Assert.IsTrue(range8AM9AM.Overlaps(range9AM10AM));
Assert.IsTrue(range9AM10AM.Overlaps(range8AM9AM));
Assert.IsFalse(range8AM9AM.Contains(range9AM10AM));
Assert.IsFalse(range9AM10AM.Contains(range8AM9AM));
DateTimeRange range7AM9AM = new DateTimeRange(date7AM, date9AM);
DateTimeRange range8AM10AM = new DateTimeRange(date8AM, date10AM);
// The forth test case is
// 7-9 [..........]
// 9-10 [..........]
// Intersect, don't contain each other
Assert.IsTrue(range7AM9AM.Overlaps(range8AM10AM));
Assert.IsTrue(range8AM10AM.Overlaps(range7AM9AM));
Assert.IsFalse(range7AM9AM.Contains(range8AM10AM));
Assert.IsFalse(range8AM10AM.Contains(range7AM9AM));
}
