def test_small(self):
for points in (
[Point(1, 0), Point(1, 1)],
[Point(2,3), Point(10,3), Point(3,3)]
):
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
def test_large(self):
points = []
for i in range(10):
for j in range(i + 1, 10):
x, y = i, j
points.append(Point(x, y))
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
def test_random(self, n=100, max_value=1000):
points = []
for _ in range(n):
x = randint(-max_value, max_value)
y = randint(-max_value, max_value)
points.append(Point(x, y))
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
def test_random(self):
for n in [2, 5, 10, 100]:
for max_value in [1, 2, 3, 1000]:
points = []
for _ in range(n):
x = randint(-max_value, max_value)
y = randint(-max_value, max_value)
points.append(Point(x, y))
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
def test_small(self):
for points in ([Point(1, 0), Point(1, 1)], [
Point(-1, -3),
Point(0, 0),
Point(-3, 1),
Point(1, -3),
Point(-1, 3)
]):
actual_answer = minimum_distance_squared(points)
expected_answer = minimum_distance_squared_naive(points)
self.assertAlmostEqual(actual_answer, expected_answer, delta=1e-03)
def test_random(self):
test = 0
for _ in range(10):
for n in [3, 10, 25, 50, 500]:
for max_value in [10**9]:
points = []
for _ in range(n):
x = randint(-max_value, max_value)
y = randint(-max_value, max_value)
points.append(Point(x, y))
test += 1
if minimum_distance_squared(points) != minimum_distance_squared_naive(points):
print(f"case {test}:right {minimum_distance_squared_naive(points)} wrong {minimum_distance_squared(points)}")
print(points)
return
elif test % 1000 == 0:
print(f"{test} have done")
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
def test_small(self):
for points in (
[Point(4, 4), Point(-2, -2), Point(-3, -4), Point(-1, 3), Point(2, 3), Point(-4, 0),
Point(1, 1), Point(-1, -1), Point(3, -1), Point(-4, 2), Point(-2, 4)],
):
self.assertAlmostEqual(minimum_distance_squared(points),
minimum_distance_squared_naive(points),
delta=1e-03)
from test_helper import run_common_tests, failed, passed, check_tests_pass
from closest_points import minimum_distance_squared, minimum_distance_squared_naive, Point
from math import fabs
from random import randint
if __name__ == '__main__':
run_common_tests()
check_tests_pass("closest_points_unit_tests.py")
all_tests_passed = True
for points in ([Point(-10**9, -10**9),
Point(10**9,
10**9)], [Point(i, i + 1) for i in range(100)],
[Point(randint(1, 10), randint(1, 10)) for _ in range(5)],
[Point(randint(1, 10), randint(1, 10))
for _ in range(500)]):
if fabs(
minimum_distance_squared(points) -
minimum_distance_squared_naive(points)) > 1e-03:
all_tests_passed = False
failed("Wrong answer for points={}".format(points))
break
if all_tests_passed:
passed()