def test_out_of_bounds_random_edge(self):
map = WorldMap.generate_empty_map(3, 4, {})
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(-1))
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(6))
def test_get_random_edge_index(self):
height, width = 3, 4
# First row
self.assertEqual(
(1, 0), get_random_edge_index(height, width, rng=ConstantRng(0)))
self.assertEqual(
(2, 0), get_random_edge_index(height, width, rng=ConstantRng(1)))
# Last row
self.assertEqual(
(1, 2), get_random_edge_index(height, width, rng=ConstantRng(2)))
self.assertEqual(
(2, 2), get_random_edge_index(height, width, rng=ConstantRng(3)))
# First column
self.assertEqual(
(0, 1), get_random_edge_index(height, width, rng=ConstantRng(4)))
# Last column
self.assertEqual(
(3, 1), get_random_edge_index(height, width, rng=ConstantRng(5)))
# Verify no out of bounds
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(height, width, rng=ConstantRng(-1))
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(height, width, rng=ConstantRng(6))
def test_out_of_bounds_random_edge(self):
map = WorldMap.generate_empty_map(3, 4, {})
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(-1))
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(6))
def test_get_random_edge_index_can_give_all_possible(self):
map = WorldMap.generate_empty_map(3, 4, {})
get_random_edge_index(map, rng=ConstantRng(1))
expected = frozenset(
((0, 1), (1, 1), (-1, 0), (2, 0), (0, -1), (1, -1)))
actual = frozenset(
get_random_edge_index(map, rng=ConstantRng(i)) for i in range(6))
self.assertEqual(expected, actual)
def test_get_random_edge_index_can_give_all_possible(self):
map = WorldMap.generate_empty_map(3, 4, {})
get_random_edge_index(map, rng=ConstantRng(1))
expected = frozenset((
(0, 1), (1, 1),
(-1, 0), (2, 0),
(0, -1), (1, -1),
))
actual = frozenset(get_random_edge_index(map, rng=ConstantRng(i))
for i in xrange(6))
self.assertEqual(expected, actual)
def test_get_random_edge_index(self):
map = WorldMap.generate_empty_map(3, 4, {})
self.assertEqual(
(0, -1), get_random_edge_index(map, rng=ConstantRng(0)))
self.assertEqual(
(1, -1), get_random_edge_index(map, rng=ConstantRng(1)))
self.assertEqual(
(0, 1), get_random_edge_index(map, rng=ConstantRng(2)))
self.assertEqual(
(1, 1), get_random_edge_index(map, rng=ConstantRng(3)))
self.assertEqual(
(-1, 0), get_random_edge_index(map, rng=ConstantRng(4)))
self.assertEqual(
(2, 0), get_random_edge_index(map, rng=ConstantRng(5)))
# Verify no out of bounds
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(-1))
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(6))
def test_get_random_edge_index(self):
map = WorldMap.generate_empty_map(3, 4, {})
self.assertEqual(
(0, -1), get_random_edge_index(map, rng=ConstantRng(0)))
self.assertEqual(
(1, -1), get_random_edge_index(map, rng=ConstantRng(1)))
self.assertEqual(
(0, 1), get_random_edge_index(map, rng=ConstantRng(2)))
self.assertEqual(
(1, 1), get_random_edge_index(map, rng=ConstantRng(3)))
self.assertEqual(
(-1, 0), get_random_edge_index(map, rng=ConstantRng(4)))
self.assertEqual(
(2, 0), get_random_edge_index(map, rng=ConstantRng(5)))
# Verify no out of bounds
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(-1))
with self.assertRaisesRegexp(ValueError, 'Beyond range'):
get_random_edge_index(map, rng=ConstantRng(6))
