squirrel-battle/squirrelbattle/tests/mapgeneration_test.py

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# Copyright (C) 2020 by ÿnérant, eichhornchen, nicomarg, charlse
# SPDX-License-Identifier: GPL-3.0-or-later
import unittest
from squirrelbattle.interfaces import Map, Tile
from squirrelbattle.mapgeneration import randomwalk
class TestRandomWalk(unittest.TestCase):
def setUp(self) -> None:
#we set no_lone_walls to true for 100% coverage
params = randomwalk.DEFAULT_PARAMS
params["no_lone_walls"] = True
self.generator = randomwalk.Generator(params = params)
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def test_starting(self) -> None:
"""
Create a map and check that the whole map is accessible from the starting position using a
depth-first search
"""
m = self.generator.run()
self.assertTrue(m.tiles[m.start_y][m.start_x].can_walk())
#DFS
queue = Map.neighbourhood(m.tiles, m.start_y, m.start_x)
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while queue != []:
y, x = queue.pop()
if m.tiles[y][x].can_walk():
m.tiles[y][x] = Tile.WALL
queue += m.neighbourhood(y, x)
self.assertFalse(any([any([t.can_walk() for t in l]) for l in m.tiles]))