public void TestVaryingSort()
{
int countA = 0;
MovingPoint2D pA = new MovingPoint2D(() => { countA++; }, 0, 0);
int countB = 0;
MovingPoint2D pB = new MovingPoint2D(() => { countB++; }, 1, 1);
int countC = 0;
MovingPoint2D pC = new MovingPoint2D(() => { countC++; }, 2, 2);
List <MovingPoint2D> list = new List <MovingPoint2D> {
pC, pB, pA
};
Assert.Equal(new List <MovingPoint2D> {
pC, pB, pA
}, list);
list.Sort();
Assert.Equal(new List <MovingPoint2D> {
pA, pB, pC
}, list);
Assert.Equal(0, countA);
Assert.Equal(0, countB);
Assert.Equal(0, countC);
pA.X = 3;
list.Sort();
Assert.Equal(new List <MovingPoint2D> {
pB, pC, pA
}, list);
pB.X = 3;
list.Sort();
Assert.Equal(new List <MovingPoint2D> {
pC, pA, pB
}, list);
pA.Y = 5;
list.Sort();
Assert.Equal(new List <MovingPoint2D> {
pC, pB, pA
}, list);
}
public void TestReadWriteY()
{
int count = 0;
void Counter()
{
count++;
}
MovingPoint2D p = new MovingPoint2D(Counter);
Assert.Equal(0, count);
Assert.Equal(new Real(0), p.Y);
p.Y = 250;
Assert.Equal(new Real(250), p.Y);
Assert.Equal(1, count);
p.Y = -1024.125;
Assert.Equal(new Real(-1024.125), p.Y);
Assert.Equal(2, count);
}
public void TestReadWriteX()
{
int count = 0;
void Counter()
{
count++;
}
MovingPoint2D p = new MovingPoint2D(Counter);
Assert.Equal(0, count);
Assert.Equal(0.0, p.X);
p.X = 250;
Assert.Equal(250.0, p.X);
Assert.Equal(1, count);
p.X = -1024.125;
Assert.Equal(-1024.125, p.X);
Assert.Equal(2, count);
}
