def test_intersect_circles_numerical():
assert_equal(
intersect_circles(
(-27.073924841728974, 65.92689560740814), -1.25,
(0.5, 0.5), -72.25000000000001,
),
[(-27.55938126499886, 67.07877757232733)],
)
def test_intersect_circles_numerical():
assert_equal(
intersect_circles(
(-27.073924841728974, 65.92689560740814),
-1.25,
(0.5, 0.5),
-72.25000000000001,
),
[(-27.55938126499886, 67.07877757232733)],
)
def test_intersect_circles():
# Coincident circles, no single intersection point.
assert_equal(
intersect_circles(
(0, 0), 1,
(0, 0), 1,
),
[],
)
# No intersection, separated circles.
assert_equal(
intersect_circles(
(0, 0), 1,
(5, 0), 1,
),
[],
)
# No intersection, concentric circles.
assert_equal(
intersect_circles(
(0, 0), 1,
(0, 0), 2,
),
[],
)
# One point, exterior tangent.
assert_equal(
intersect_circles(
(0, 0), 1,
(2, 0), 1,
),
[(1, 0)],
)
# One point, interior tangent.
assert_equal(
intersect_circles(
(0, 0), 2,
(1, 0), 1,
),
[(2, 0)],
)
assert_equal(
intersect_circles(
(0, 1), 1.5,
(0, 0), 2.5,
),
[(0, 2.5)],
)
# Two points, same size circles.
assert_equal(
intersect_circles(
(-1, 0), sqrt2,
(1, 0), sqrt2,
),
[(0, 1), (0, -1)],
)
# Two points, different size circles.
p1, p2 = intersect_circles(
(0, 0), sqrt2,
(1, 0), 1,
)
assert_points_equal(p1, (1, 1))
assert_points_equal(p2, (1, -1))
def test_intersect_circles():
# Coincident circles, no single intersection point.
assert_equal(
intersect_circles(
(0, 0),
1,
(0, 0),
1,
),
[],
)
# No intersection, separated circles.
assert_equal(
intersect_circles(
(0, 0),
1,
(5, 0),
1,
),
[],
)
# No intersection, concentric circles.
assert_equal(
intersect_circles(
(0, 0),
1,
(0, 0),
2,
),
[],
)
# One point, exterior tangent.
assert_equal(
intersect_circles(
(0, 0),
1,
(2, 0),
1,
),
[(1, 0)],
)
# One point, interior tangent.
assert_equal(
intersect_circles(
(0, 0),
2,
(1, 0),
1,
),
[(2, 0)],
)
assert_equal(
intersect_circles(
(0, 1),
1.5,
(0, 0),
2.5,
),
[(0, 2.5)],
)
# Two points, same size circles.
assert_equal(
intersect_circles(
(-1, 0),
sqrt2,
(1, 0),
sqrt2,
),
[(0, 1), (0, -1)],
)
# Two points, different size circles.
p1, p2 = intersect_circles(
(0, 0),
sqrt2,
(1, 0),
1,
)
assert_points_equal(p1, (1, 1))
assert_points_equal(p2, (1, -1))
