public void should_return_interval_containing_point()
{
SortedDictionary <double, double> mainPoints = new SortedDictionary <double, double>
{
{ 0.25, 1 },
{ 0.5, 3 },
{ 0.75, 4 },
{ 1, 9 },
{ 1.25, 10 },
{ 1.5, 16 },
{ 2, 18 },
};
double x = 0.84;
int expectedLower = 2;
Tuple <int, int> interval = null;
try
{
interval = Tools.FindIndexInterval(mainPoints, x);
}
catch (Exception e)
{
Console.WriteLine(e.StackTrace);
}
Assert.IsTrue(interval.Item1.Equals(expectedLower) && interval.Item2.Equals(expectedLower + 1));
}
