def test_xOrder_withEqualXCoordinatePoints_shouldReturnZero(self):
for i in range(500):
x = random.uniform(0, 1000)
a = Point2D(x, 1)
b = Point2D(x, -1)
self.assertEqual(0, Point2D.x_order(a, b))
self.assertEqual(0, Point2D.x_order(b, a))
def test_xOrder_withNotEqualXCoordinatePoints_shouldReturnCorrectComparatorResult(self):
for i in range(500):
xa = random.uniform(0, 1000)
xb = random.uniform(-1000, -1)
a = Point2D(xa, 1)
b = Point2D(xb, -1)
self.assertEqual(1, Point2D.x_order(a, b))
self.assertEqual(-1, Point2D.x_order(b, a))