public void TravelToLeft(double testDistance)
{
var startPos = new GridCoordinate();
const double leftDegree = 180;
var finishPos = startPos.TravelTo(leftDegree, testDistance);
var expectedFinishPos = new GridCoordinate(
xPosition: -1 * testDistance,
yPosition: 0);
Assert.Equal(expectedFinishPos, finishPos);
}
public void TravelToStraightUp(double testDistance)
{
var startPos = new GridCoordinate();
const double upDegree = 90;
var finishPos = startPos.TravelTo(upDegree, testDistance);
var expectedFinishPos = new GridCoordinate(
xPosition: 0,
yPosition: testDistance);
Assert.Equal(expectedFinishPos, finishPos);
}