public void Compare_WithCoordinates_ComparesPositions()
{
var comparer = new PositionComparer(100);
// 100010
var a = new Position(10, 100);
// 10100
var b = new Position(100, 10);
var result = comparer.Compare(a, b);
Assert.AreEqual(1, result);
result = comparer.Compare(b, a);
Assert.AreEqual(-1, result);
}
private static string SelectBestPositionValue(IEnumerable<string> positions)
{
var comparer = new PositionComparer();
return positions.Aggregate(string.Empty,
(agg, pos) =>
string.IsNullOrEmpty(agg)
? pos
: string.IsNullOrEmpty(pos)
? agg
: comparer.Compare(agg, pos) < 0 ? agg : pos);
}
private static bool IsInside(PositionComparer comparer, Range range, Position position)
{
return(comparer.Compare(position, range.Start) >= 0 &&
comparer.Compare(position, range.End) <= 0);
}
private static bool IsEnclosedBy(PositionComparer comparer, Range current, Range tested)
{
return(comparer.Compare(tested.Start, current.Start) >= 0 &&
comparer.Compare(tested.End, current.End) <= 0);
}
