public static void DivideOverride_Divides_Coordinate_by_a_Scaling_Factor(double pointI, double pointJ, double factor, double scaledOffset)
{
LinearOffset offset = new LinearOffset(pointI, pointJ);
LinearOffset offsetNew = offset / factor;
Assert.AreEqual(scaledOffset, offsetNew.Delta(), Tolerance);
}
public static void LesserThanOrEqualToOverride()
{
double pointI = 5.3;
double pointJ = 8;
double distanceEqual = pointJ - pointI;
LinearOffset offset = new LinearOffset(pointI, pointJ);
LinearOffset offsetEqual = new LinearOffset(pointI, pointJ);
Assert.IsTrue(offset <= offsetEqual);
Assert.IsTrue(offset <= distanceEqual);
Assert.IsTrue(distanceEqual <= offset);
double pointJGreater = 10;
double distanceGreater = pointJGreater - pointI;
LinearOffset offsetGreater = new LinearOffset(pointI, pointJGreater);
Assert.IsTrue(offset <= offsetGreater);
Assert.IsFalse(distanceGreater <= offset);
Assert.IsFalse(distanceGreater <= offset);
double pointJLesser = 5;
double distanceLesser = pointJLesser - pointI;
LinearOffset offsetLesser = new LinearOffset(pointI, pointJLesser);
Assert.IsFalse(offset <= offsetLesser);
Assert.IsFalse(offset <= distanceLesser);
Assert.IsTrue(distanceLesser <= offset);
}
public static void ImplicitOperator()
{
double pointI = 5.3;
double pointJ = 8;
double distance = pointJ - pointI;
LinearOffset offset = new LinearOffset(pointI, pointJ);
Assert.AreEqual(distance, (double)offset);
}
public static void LinearOffset_InitializationWithDefaultTolerance()
{
double pointI = 1;
double pointJ = 3;
LinearOffset offset = new LinearOffset(pointI, pointJ);
Assert.AreEqual(pointI, offset.I);
Assert.AreEqual(pointJ, offset.J);
Assert.AreEqual(Numbers.ZeroTolerance, offset.Tolerance);
}
public static void Hashcode_Matches_for_Object_with_Identical_doubles()
{
double pointI = 3.2;
double pointJ = 5.3;
double tolerance = 0.0002;
LinearOffset offset1 = new LinearOffset(pointI, pointJ, tolerance);
LinearOffset offset2 = new LinearOffset(pointI, pointJ, tolerance);
Assert.AreEqual(offset1.GetHashCode(), offset2.GetHashCode());
}
public static void Delta_Returns_double_of_Rotation_Difference()
{
double pointI = Numbers.PiOver2;
double pointJ = Numbers.PiOver4;
LinearOffset offset = new LinearOffset(pointI, pointJ);
double distanceOfOffset = offset.Delta();
Assert.AreEqual(-Numbers.PiOver4, distanceOfOffset, Tolerance);
}
public static void ToValue_Returns_double_of_Offset()
{
double pointI = Numbers.PiOver2;
double pointJ = Numbers.PiOver4;
LinearOffset offset = new LinearOffset(pointI, pointJ);
double distanceOfOffset = offset.ToValue();
Assert.AreEqual(-Numbers.PiOver4, distanceOfOffset, Tolerance);
}
public static void LinearOffset_Initialization()
{
double pointI = 1;
double pointJ = 3;
double tolerance = 0.5;
LinearOffset offset = new LinearOffset(pointI, pointJ, tolerance);
Assert.AreEqual(pointI, offset.I);
Assert.AreEqual(pointJ, offset.J);
Assert.AreEqual(tolerance, offset.Tolerance);
}
public static void MultiplyOverride_Multiplies_Coordinate_by_a_Scaling_Factor(double pointI, double pointJ, double factor, double scaledOffset)
{
LinearOffset offset = new LinearOffset(pointI, pointJ);
LinearOffset offsetNew1 = offset * factor;
Assert.AreEqual(scaledOffset, offsetNew1.Delta(), Tolerance);
LinearOffset offsetNew2 = factor * offset;
Assert.AreEqual(scaledOffset, offsetNew2.Delta(), Tolerance);
}
public static void EqualsOverride_Is_True_for_Object_with_Identical_doubles()
{
double pointI = 2;
double pointJ = Numbers.PiOver4;
double distance = pointJ - pointI;
double tolerance = 0.0002;
LinearOffset offset1 = new LinearOffset(pointI, pointJ, tolerance);
LinearOffset offset2 = new LinearOffset(pointI, pointJ, tolerance);
Assert.IsTrue(offset1.Equals(offset2));
Assert.IsTrue(offset1.Equals((object)offset2));
Assert.IsTrue(offset1 == offset2);
Assert.IsTrue(offset1 == distance);
Assert.IsTrue(distance == offset1);
}
public static void CompareTo_Double()
{
double offsetEqual = Numbers.PiOver2;
LinearOffset offset = new LinearOffset(0, offsetEqual);
Assert.AreEqual(0, offset.CompareTo(offsetEqual));
double offsetGreater = Numbers.Pi;
Assert.AreEqual(-1, offset.CompareTo(offsetGreater));
double offsetLesser = Numbers.PiOver4;
Assert.AreEqual(1, offset.CompareTo(offsetLesser));
}
public static void CompareTo_double()
{
LinearOffset offset = new LinearOffset(2, Numbers.PiOver2);
LinearOffset offsetEqual = new LinearOffset(2, Numbers.PiOver2);
Assert.AreEqual(0, offset.CompareTo(offsetEqual));
LinearOffset offsetGreater = new LinearOffset(1, Numbers.Pi);
Assert.AreEqual(-1, offset.CompareTo(offsetGreater));
LinearOffset offsetLesser = new LinearOffset(3, Numbers.PiOver4);
Assert.AreEqual(1, offset.CompareTo(offsetLesser));
}
public static void NotEqualsOverride_Is_True_for_Object_with_Differing_doubles()
{
double pointI = Numbers.PiOver4;
double pointJ = Numbers.PiOver2;
double tolerance = 0.0002;
LinearOffset offset = new LinearOffset(pointI, pointJ, tolerance);
double pointJDiff = Numbers.PiOver4;
LinearOffset offsetDiff1 = new LinearOffset(pointI, pointJDiff, tolerance);
Assert.IsTrue(offset != offsetDiff1);
double pointIDiff = Numbers.PiOver2;
LinearOffset offsetDiff2 = new LinearOffset(pointIDiff, pointJ, tolerance);
Assert.IsTrue(offset != offsetDiff2);
Assert.IsTrue(offset != 5);
Assert.IsTrue(5 != offset);
}
public static void AddOverride_Returns_Combined_Coordinates(double pointI1, double pointJ1, double pointJ2, double offsetResult)
{
LinearOffset offset1 = new LinearOffset(pointI1, pointJ1);
LinearOffset offset2 = new LinearOffset(pointI1, pointJ2);
LinearOffset offset3 = offset1 + offset2;
Assert.AreEqual(offsetResult, offset3.Delta(), Tolerance);
double distance2 = pointJ2 - pointI1;
LinearOffset offset4 = offset1 + distance2;
Assert.AreEqual(offsetResult, offset4.Delta(), Tolerance);
double distance1 = pointJ1 - pointI1;
LinearOffset offset5 = distance1 + offset2;
Assert.AreEqual(offsetResult, offset5.Delta(), Tolerance);
}
public static void SubtractOverride_Returns_Difference_of_Coordinates(double pointI1, double pointJ1, double pointJ2, double offsetResult)
{
LinearOffset offset1 = new LinearOffset(pointI1, pointJ1);
LinearOffset offset2 = new LinearOffset(pointI1, pointJ2);
LinearOffset offset3 = offset1 - offset2;
Assert.AreEqual(offsetResult, offset3.Delta(), Tolerance);
double distance2 = pointJ2 - pointI1;
LinearOffset offset4 = offset1 - distance2;
Assert.AreEqual(offsetResult, offset4.Delta(), Tolerance);
double distance1 = pointJ1 - pointI1;
LinearOffset offset5 = distance1 - offset2;
Assert.AreEqual(offsetResult, offset5.Delta(), Tolerance);
}
public static void EqualsOverride_Is_False_for_Object_with_Differing_doubles()
{
double pointI = Numbers.PiOver4;
double pointJ = 6;
double tolerance = 0.0002;
LinearOffset offset = new LinearOffset(pointI, pointJ, tolerance);
LinearOffset offsetDiff1 = new LinearOffset(pointI, Numbers.PiOver2, tolerance);
Assert.IsFalse(offset == offsetDiff1);
LinearOffset offsetDiff2 = new LinearOffset(Numbers.PiOver2, pointJ, tolerance);
Assert.IsFalse(offset == offsetDiff2);
LinearOffset offsetDiffT = new LinearOffset(pointI, pointJ, 0.001);
Assert.IsTrue(offset == offsetDiffT);
object obj = new object();
Assert.IsFalse(offset.Equals(obj));
}
public static void Hashcode_Differs_for_Object_with_Differing_doubles()
{
double pointI = 5.3;
double pointJ = -2;
double tolerance = 0.0002;
LinearOffset offset1 = new LinearOffset(pointI, pointJ, tolerance);
double pointJDiff = Numbers.PiOver4;
LinearOffset offset2 = new LinearOffset(pointI, pointJDiff, tolerance);
Assert.AreNotEqual(offset1.GetHashCode(), offset2.GetHashCode());
double pointIDiff = Numbers.PiOver2;
LinearOffset offset3 = new LinearOffset(pointIDiff, pointJ, tolerance);
Assert.AreNotEqual(offset1.GetHashCode(), offset3.GetHashCode());
LinearOffset offset4 = new LinearOffset(pointI, pointJ, 2 * tolerance);
Assert.AreEqual(offset1.GetHashCode(), offset4.GetHashCode());
}
public static void Length_Returns_Straight_Line_Distance_Between_Offset_Points(double pointI, double pointJ, double expectedResult)
{
LinearOffset offset = new LinearOffset(pointI, pointJ);
Assert.AreEqual(expectedResult, offset.Length(), Tolerance);
}
public static void ToString_Returns_Overridden_Value()
{
LinearOffset offset = new LinearOffset(0.1, 0.5);
Assert.AreEqual("MPT.Math.Coordinates.LinearOffset - I: 0.1, J: 0.5", offset.ToString());
}
public static void DivideOverride_Throws_Exception_when_Dividing_by_Zero()
{
LinearOffset offset = new LinearOffset(1, 2);
Assert.Throws <DivideByZeroException>(() => { LinearOffset offsetNew = offset / 0; });
}
