public void TestLinear2DInterpolationErrorForWrongNumberOfInputs()
{
// arrange
var interpolator = new LinearInterpolator();
var xVals = new List <double> {
-2, -2
};
var yVals = new List <double> {
-3, -3, 4
};
var interpolate = -2;
// act/assert
var result = interpolator.Interpolate2D(xVals, yVals, interpolate);
}
public void TestLinear2dInterpolationBigToSmall()
{
// arrange
var interpolator = new LinearInterpolator();
var xVals = new List <double> {
1, 2
};
var yVals = new List <double> {
2.1, -0.8
};
var interpolate = 1.2;
// act
var result = interpolator.Interpolate2D(xVals, yVals, interpolate);
// assert
Assert.AreEqual(1.52, result, 1e-6);
}
public void TestLinear2dInterpolationSmallToBig()
{
// arrange
var interpolator = new LinearInterpolator();
var xVals = new List <double> {
-2, 1.5
};
var yVals = new List <double> {
3.2, 12.5
};
var interpolate = 0.5;
// act
var result = interpolator.Interpolate2D(xVals, yVals, interpolate);
// assert
Assert.AreEqual(9.842857, result, 1e-6);
}
public void TestLinear2DInterpolationSamePoint()
{
// arrange
var interpolator = new LinearInterpolator();
var xVals = new List <double> {
-2, -2
};
var yVals = new List <double> {
-3, -3
};
var interpolate = -2;
// act
var result = interpolator.Interpolate2D(xVals, yVals, interpolate);
// assert
Assert.AreEqual(-3, result);
}
public void TestLinearInterpolation2DNoInterpolation()
{
// arrange
var interpolator = new LinearInterpolator();
var xVals = new List <double> {
0, 5
};
var yVals = new List <double> {
2, 7
};
var interpolate = 5;
// act
var result = interpolator.Interpolate2D(xVals, yVals, interpolate);
// assert
Assert.AreEqual(7, result);
}