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test_required.py โโ ๅไธชๆๅฎ้ชๆถๆต่ฏ็จไพ
TC-R1 test_dimension_and_channels
TC-R2 test_map_connectivity
TC-R3 test_termination_and_truncation
TC-R4 test_seeding_reproducibility
"""
from __future__ import annotations
from collections import deque
import numpy as np
import pytest
from maze_env import MazeEnv
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
# ่พ
ๅฉๅฝๆฐ๏ผ็ฌ็ซ BFS๏ผ็จไบๅค้จ้ช่ฏ่ฟทๅฎซ่ฟ้ๆง
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
def _bfs_connected(wall_map: np.ndarray, start: tuple[int, int],
goal: tuple[int, int]) -> bool:
"""ๅฏน็ปๅฎ wall_map ๆง่ก BFS๏ผ่ฟๅ start ๅฐ goal ๆฏๅฆๅฏ่พพใ
Args:
wall_map: shape (N, N) float32 ๆฐ็ป๏ผ1.0 ไปฃ่กจๅข๏ผ0.0 ไปฃ่กจๅฏ้่กใ
start: ่ตทๅงๆ ผๅๆ (row, col)ใ
goal: ็ฎๆ ๆ ผๅๆ (row, col)ใ
Returns:
True ่กจ็คบๅฏ่พพ๏ผFalse ่กจ็คบไธๅฏ่พพใ
"""
N = wall_map.shape[0]
visited: set[tuple[int, int]] = {start}
queue: deque[tuple[int, int]] = deque([start])
deltas = [(-1, 0), (1, 0), (0, -1), (0, 1)]
while queue:
r, c = queue.popleft()
if (r, c) == goal:
return True
for dr, dc in deltas:
nr, nc = r + dr, c + dc
if (0 <= nr < N and 0 <= nc < N
and wall_map[nr, nc] == 0.0
and (nr, nc) not in visited):
visited.add((nr, nc))
queue.append((nr, nc))
return (start == goal)
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
# TC-R1 test_dimension_and_channels
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
class TestDimensionAndChannels:
"""TC-R1๏ผ10ร10 ็ฏๅข็่งๆตๅฝข็ถไธ้้่ฏญไน้ช่ฏใ"""
@pytest.mark.unit
def test_dimension_and_channels(self) -> None:
"""ๅฎไพๅ 10ร10 ็ฏๅข๏ผๆญ่จ obs.shape==(3,10,10)๏ผ
Agent ้้ๅ็ป็น้้ๅ่ช sum==1ใ
่พๅ
ฅ: MazeEnv(grid_size=10, obstacle_density=0.3, seed=0).reset()
ๆๆ:
obs.shape == (4, 10, 10)
obs[1].sum() == 1.0 ๏ผAgent ้้๏ผๅฏไธๆฟๆดปๆ ผ๏ผ
obs[2].sum() == 1.0 ๏ผ็ป็น้้๏ผๅฏไธๆฟๆดปๆ ผ๏ผ
ๅฎๆต: obs ๅ็ปดๅบฆๅ้้ sum
"""
env = MazeEnv(grid_size=10, obstacle_density=0.3, seed=0)
obs, _ = env.reset()
assert obs.shape == (4, 10, 10), \
f"obs.shape ๆๆ (3,10,10)๏ผๅฎ้
{obs.shape}"
assert float(obs[1].sum()) == 1.0, \
f"Agent ้้ (obs[1]) ๅบๆฐๅฅฝๆ 1 ไธชๆฟๆดปๆ ผ๏ผๅฎ้
sum={obs[1].sum()}"
assert float(obs[2].sum()) == 1.0, \
f"็ป็น้้ (obs[2]) ๅบๆฐๅฅฝๆ 1 ไธชๆฟๆดปๆ ผ๏ผๅฎ้
sum={obs[2].sum()}"
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
# TC-R2 test_map_connectivity
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
class TestMapConnectivity:
"""TC-R2๏ผ่ฟ็ปญ 100 ๆฌก reset๏ผๆฏๆฌก็จ็ฌ็ซ BFS ้ช่ฏ่ตท็ป็นๅฏ่พพใ"""
@pytest.mark.slow
def test_map_connectivity(self) -> None:
"""ๅพช็ฏ reset() 100 ๆฌก๏ผ็จๅค้จ BFS ็ฌ็ซ้ช่ฏๆฏๅผ ๅฐๅพ็่ตท็ป็น่ฟ้ๆงใ
่พๅ
ฅ: MazeEnv(grid_size=10, obstacle_density=0.45)๏ผreset() ร 100
ๆๆ: 100% ่ฟ้๏ผไปปๆไธๆฌกไธ่ฟ้ๅณๅคฑ่ดฅ๏ผ
ๅฎๆต: ๅค้จ BFS ้ช่ฏ wall_map๏ผobs[0]๏ผ๏ผstart=(1,1)๏ผgoal=(N-2,N-2)
"""
N = 10
start = (1, 1)
goal = (N - 2, N - 2)
env = MazeEnv(grid_size=N, obstacle_density=0.45)
for i in range(100):
obs, info = env.reset()
wall_map = obs[0] # ้้ 0 = ้ๆๅขๅฃๅฐๅพ
connected = _bfs_connected(wall_map, start, goal)
assert connected, (
f"็ฌฌ {i+1} ๆฌก reset๏ผBFS ้ช่ฏ่ตท็น {start} โ ็ป็น {goal} ไธ่ฟ้๏ผ"
f"่ฏดๆ MazeEnv ็่ฟ้ๆง่ฟๆปคๅจๆช็ๆใ"
)
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
# TC-R3 test_termination_and_truncation
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
class TestTerminationAndTruncation:
"""TC-R3๏ผ้ช่ฏ truncated๏ผๆญฅๆฐ่ๅฐฝ๏ผไธ terminated๏ผๅฐ่พพ็ป็น๏ผ็ไบๆฅ่ฏญไนใ"""
@pytest.mark.integration
def test_termination_and_truncation(self) -> None:
"""Part A๏ผ็ฏ็ๆๅข็ด่ณ max_steps=50๏ผๆญ่จ truncated=True & terminated=Falseใ
Part B๏ผๆๅจๅฐ agent ็ฝฎไบ็ป็น้่ฟ๏ผๆง่กๆๅไธๆญฅ๏ผๆญ่จ terminated=True & truncated=Falseใ
่พๅ
ฅ:
Part A: MazeEnv(grid_size=6, obstacle_density=0.0, seed=0, max_steps=50)
ๅๅค step(0)๏ผๆ็ปญๆไธ่พน็ๅข๏ผร 50
Part B: ๅไธ็ฏๅข reset()๏ผ้่ฟๅๆณ็งปๅจๅผๅฏผ agent ๅฐ็ป็น (4,4)
ๆๆ:
Part A: truncated is True, terminated is False
Part B: terminated is True, truncated is False
"""
# โโ Part A๏ผๆญฅๆฐ่ๅฐฝ โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
env = MazeEnv(grid_size=6, obstacle_density=0.0, seed=0, max_steps=50)
env.reset()
terminated = truncated = False
for _ in range(50):
_, _, terminated, truncated, _ = env.step(0) # ๆ็ปญๆ่พน็ๅข
assert truncated is True, "ๆญฅๆฐ่ๅฐฝ๏ผmax_steps=50๏ผๆถ๏ผtruncated ๅบไธบ True"
assert terminated is False, "ๆญฅๆฐ่ๅฐฝไฝๆชๅฐ็ป็นๆถ๏ผterminated ๅบไธบ False"
# โโ Part B๏ผๆๅจๅผๅฏผๅฐ็ป็น โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
env2 = MazeEnv(grid_size=6, obstacle_density=0.0, seed=0, max_steps=200)
env2.reset()
# ไป (1,1) ๅณ็งป 3 ๆญฅๅฐ (1,4)๏ผๅไธ็งป 3 ๆญฅๅฐ (4,4) = goal
for _ in range(3):
env2.step(3) # ๅณ
for _ in range(2):
env2.step(1) # ไธ
_, _, terminated, truncated, info = env2.step(1) # ๅฐ่พพ (4,4)
assert terminated is True, "ๅฐ่พพ็ป็นๆถ๏ผterminated ๅบไธบ True"
assert truncated is False, "ๅฐ่พพ็ป็นๆถ๏ผtruncated ๅฟ
้กปไธบ False๏ผไธฅๆ ผไบๆฅ๏ผ"
assert info["success"] is True, "ๅฐ่พพ็ป็นๅ success ๅบไธบ True"
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
# TC-R4 test_seeding_reproducibility
# โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโ
class TestSeedingReproducibility:
"""TC-R4๏ผ็ธๅ seed=42 ็ไธคไธช็ฌ็ซๅฎไพไบง็ๅฎๅ
จ็ธๅ็ๅฐๅพใ่ตท็นใ็ป็นใ"""
@pytest.mark.unit
def test_seeding_reproducibility(self) -> None:
"""็จ็ธๅ seed=42 ๅๅงๅไธคไธช็ฌ็ซ MazeEnv ๅฎไพ๏ผๅๅซ reset()๏ผ
ๆญ่จๅฐๅพ็ฉ้ตใagent ไฝ็ฝฎใgoal ไฝ็ฝฎๅฎๅ
จไธ่ดใ
่พๅ
ฅ:
env_a = MazeEnv(grid_size=10, obstacle_density=0.3, seed=42)
env_b = MazeEnv(grid_size=10, obstacle_density=0.3, seed=42)
ๅ่ฐ็จ reset()
ๆๆ:
np.array_equal(obs_a[0], obs_b[0]) โ ๅฐๅพๅฎๅ
จไธ่ด
info_a["agent_pos"] == info_b["agent_pos"]
info_a["goal_pos"] == info_b["goal_pos"]
np.array_equal(obs_a, obs_b) โ ไธ้้ๅ
จ้จไธ่ด
"""
env_a = MazeEnv(grid_size=10, obstacle_density=0.3, seed=42)
env_b = MazeEnv(grid_size=10, obstacle_density=0.3, seed=42)
obs_a, info_a = env_a.reset()
obs_b, info_b = env_b.reset()
assert np.array_equal(obs_a[0], obs_b[0]), \
"็ธๅ seed ็ไธคไธชๅฎไพๅบไบง็ๅฎๅ
จ็ธๅ็ๅขๅฃๅฐๅพ๏ผobs[0]๏ผ"
assert info_a["agent_pos"] == info_b["agent_pos"], \
"็ธๅ seed ็ไธคไธชๅฎไพๅบไบง็็ธๅ็่ตท็น"
assert info_a["goal_pos"] == info_b["goal_pos"], \
"็ธๅ seed ็ไธคไธชๅฎไพๅบไบง็็ธๅ็็ป็น"
assert np.array_equal(obs_a, obs_b), \
"็ธๅ seed ็ไธคไธชๅฎไพๆดไฝ่งๆต๏ผไธ้้๏ผๅบๅฎๅ
จไธ่ด"
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