public void testLinesDoIntesectT5()
{
var a0 = new Vector(0, 0);
var a1 = new Vector(5, 5);
var b0 = new Vector(1, 1);
var b1 = new Vector(3, 3);
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
public void testLinesDoIntesectT4()
{
var a0 = new Vector(0, 2);
var a1 = new Vector(2, 2);
var b0 = new Vector(2, 0);
var b1 = new Vector(2, 4);
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
public void testLinesDontIntesectF8()
{
var a0 = new Vector(0, 5);
var a1 = new Vector(6, 1);
var b0 = new Vector(2, 1);
var b1 = new Vector(2, 2);
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
public void testLinesDontIntesectF2()
{
var a0 = new Vector(-4, 4);
var a1 = new Vector(-2, 1);
var b0 = new Vector(-2, 3);
var b1 = new Vector(0, 0);
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
public void testLinesDontIntesectF1()
{
var a0 = new Vector(0, 0);
var a1 = new Vector(7, 7);
var b0 = new Vector(3, 4);
var b1 = new Vector(4, 5);
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(false, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(false, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
public void testLinesDoIntesectT6()
{
for (int i = 0; i < 50; i++)
{
var rnd = new Random();
double ax = rnd.NextDouble();
double ay = rnd.NextDouble();
double bx = rnd.NextDouble();
double by = rnd.NextDouble();
var a0 = new Vector(ax, ay);
var a1 = new Vector(bx, by);
var b0 = new Vector(ax, ay);
var b1 = new Vector(bx, by);
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
Assert.AreEqual(true, LevelLine.LinesIntersect(a0, a1, b1, b0));
Assert.AreEqual(true, LevelLine.LinesIntersect(a1, a0, b0, b1));
}
}
