public void ReturnFalseComparingDifferentValues()
{
var a = new PointD(1, 1);
var b = new PointD(1, 2);
Assert.That(a == b, Is.False);
}
public void ReturnTrueComparingSameValues()
{
const double x = 1.0001;
var a = new PointD(x, x);
var b = new PointD(x, x);
Assert.That(a == b, Is.True);
}
public void ContainSameValuesAfterConstructionFromPointD()
{
var source = new PointD(0.0, 0.0);
var result = new PointD(source);
Assert.That(result, Is.EqualTo(source));
}
public void BeAnotherObjectAfterConstructionFromPointD()
{
var source = new PointD(0.0, 0.0);
var result = new PointD(source);
Assert.AreNotSame(result, source, "New point should be another object");
}
public void ReturnTrueComparingValuesSmallerEpsilon()
{
const double epsilon = IntervalD.Epsilon;
const double x = 1.0;
var a = new PointD(x + epsilon / 2.0, x);
var b = new PointD(x, x);
Assert.That(a == b, Is.True);
}
public bool Equals(PointD value)
{
return Math.Abs(X - value.X) < Epsilon &&
Math.Abs(Y - value.Y) < Epsilon;
}
public PointD(PointD point)
: this(point.X, point.Y)
{
}