public void GetGridPoints_StateSpaceLowerBoundHigherThanUpperBound_ThrowsArgumentException()
{
const double spacing = 15.0;
const double stateSpaceLowerBound = 121.2;
const double stateSpaceUpperBound = 121.19;
var gridCalc = new FixedSpacingStateSpaceGridCalc(spacing);
Assert.Throws <ArgumentException>(() =>
gridCalc.GetGridPoints(stateSpaceLowerBound, stateSpaceUpperBound).ToArray());
}
public void GetGridPoints_StateSpaceLessThanSpacing_ReturnsStateSpaceLowerAndUpperBounds()
{
const double spacing = 50.0;
const double stateSpaceLowerBound = 120.55;
const double stateSpaceUpperBound = 161.89;
var gridCalc = new FixedSpacingStateSpaceGridCalc(spacing);
var gridPoints = gridCalc.GetGridPoints(stateSpaceLowerBound, stateSpaceUpperBound);
var expectedGridPoints = new[] { stateSpaceLowerBound, stateSpaceUpperBound };
Assert.Equal(expectedGridPoints, gridPoints);
}
public void GetGridPoints_StateSpaceLowerBoundEqualToUpperBound_ReturnsSinglePoint()
{
const double spacing = 15.0;
const double stateSpaceLowerBound = 121.2;
const double stateSpaceUpperBound = stateSpaceLowerBound;
var gridCalc = new FixedSpacingStateSpaceGridCalc(spacing);
var gridPoints = gridCalc.GetGridPoints(stateSpaceLowerBound, stateSpaceUpperBound);
var expectedGridPoints = new[]
{
stateSpaceLowerBound
};
Assert.Equal(expectedGridPoints, gridPoints);
}
public void GetGridPoints_StateSpaceUpperEqualsLowerPlusSpacing_ReturnsStateSpaceLowerAndUpperBounds()
{
const double spacing = 15.0;
const double stateSpaceLowerBound = 121.2;
const double stateSpaceUpperBound = stateSpaceLowerBound + spacing;
var gridCalc = new FixedSpacingStateSpaceGridCalc(spacing);
var gridPoints = gridCalc.GetGridPoints(stateSpaceLowerBound, stateSpaceUpperBound);
var expectedGridPoints = new[]
{
stateSpaceLowerBound,
stateSpaceUpperBound
};
Assert.Equal(expectedGridPoints, gridPoints);
}
public void GetGridPoints_ReturnsStateSpaceLowerAndUpperBoundsSeparatedBySpacing()
{
const double spacing = 15.0;
const double stateSpaceLowerBound = 121.2;
const double stateSpaceUpperBound = 174.89;
var gridCalc = new FixedSpacingStateSpaceGridCalc(spacing);
var gridPoints = gridCalc.GetGridPoints(stateSpaceLowerBound, stateSpaceUpperBound);
var expectedGridPoints = new[]
{
stateSpaceLowerBound,
136.2,
151.2,
166.2,
stateSpaceUpperBound,
};
Assert.Equal(expectedGridPoints, gridPoints);
}