def test_get_block_of_point_inside_map(self):
p1 = Point(-30, 45) # translated to Point(20, 55)
p2 = Point(-50, 100) # translated to Point(0, 0)
p3 = Point(24.6, 38.3) # translated to Point(74.6, 61.7)
self.assertEqual(self.blocks.get_block(p1), (4, 11))
self.assertEqual(self.blocks.get_block(p2), (0, 0))
self.assertEqual(self.blocks.get_block(p3), (14, 12))
def test_get_block_of_point_outside_map(self):
"""
Point outside map is not allowed, they should be filtered out by passthrough_filter.
Thus point outside map should raise an exception.
"""
points = [
Point(-50.000001, 50),
Point(50.000001, 50),
Point(0, 100.000001),
Point(0, -0.000001)
]
for point in points:
self.assertRaises(IndexError, self.blocks.get_block, point)
def test_get_neighbors(self):
points = [
Point(
0, 50
), # translated to Point(50, 50), corresponding block is (10, 10)
Point(
-49.99999, 0.00001
), # translated to Point(0.00001, 99.99999), corresponding block is (0, 19)
Point(
-49.99999, 99.99999
), # translated to Point(0.00001, 0.00001), corresponding block is (0, 0)
Point(
49.99999, 99.99999
), # translated to Point(99.99999, 0.00001), corresponding block is (19, 0)
Point(49.99999, 0.00001)
] # translated to Point(99.99999, 99.99999), corresponding block is (19, 19)
neighbors = [[[10, 10], [9, 10], [10, 9], [9, 9]],
[[0, 19], [0, 19], [0, 19], [0, 19]],
[[0, 0], [0, 0], [0, 0], [0, 0]],
[[19, 0], [19, 0], [19, 0], [19, 0]],
[[19, 19], [19, 19], [19, 19], [19, 19]]]
for point, neighbor in zip(points, neighbors):
self.assertEqual(self.blocks.get_neighbors(point), neighbor)
def test_add_positive_points(self):
a = Point(0, 0)
b = Point(1, 2)
self.assertEqual(a + b, b)
def test_translate_axis(self):
point = Point(-30, 45)
self.assertEqual(self.blocks.translate_axis(point), (20, 55))
def test_add_float_points(self):
a = Point(1.0, 2.0)
b = Point(0, 0)
self.assertEqual(a + b, a)
def test_add_negative_points(self):
a = Point(-2, -1)
b = Point(-5, -6)
self.assertEqual(a + b, Point(-7, -7))