Files
Habegger_loader_game/tests/test_logic.py
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555 lines
20 KiB
Python

"""Tests für die Spiellogik (ohne Fenster, ohne Ton).
Aufruf::
.venv/bin/python -m unittest discover -s tests -v
"""
from __future__ import annotations
import os
import random
import unittest
os.environ.setdefault("SDL_VIDEODRIVER", "dummy")
os.environ.setdefault("SDL_AUDIODRIVER", "dummy")
from loader_game import config
from loader_game.case import Case
from loader_game.difficulty import DEFAULT_DIFFICULTY, DIFFICULTIES, by_key
from loader_game.game import Game, HandleResult, State
from loader_game.input_map import Action
from loader_game.menu import DifficultyMenu
from loader_game.sayings import saying_for
from loader_game.sequences import CaseSpec, load_sequences, parse_sequences
from loader_game.trailer import Trailer
class SequenceTests(unittest.TestCase):
def test_real_file_parses_into_six_sequences(self) -> None:
sequences, warnings = load_sequences()
self.assertEqual(warnings, [])
self.assertEqual(len(sequences), 6)
self.assertEqual(sequences[0][0], CaseSpec(3, 1))
self.assertEqual(sequences[0][3], CaseSpec(2, 1)) # aus "1,2,True"
def test_rotated_flag_swaps_dimensions(self) -> None:
sequences, _ = parse_sequences("1,3,True\n2,1,False")
self.assertEqual(sequences, [[CaseSpec(3, 1), CaseSpec(2, 1)]])
def test_blank_lines_separate_sequences(self) -> None:
sequences, _ = parse_sequences("1,1,False\n\n2,2,False\n\n")
self.assertEqual(len(sequences), 2)
def test_invalid_lines_warn_and_are_skipped(self) -> None:
sequences, warnings = parse_sequences("1,1\n1,1,False,extra\n0,1,False\n2,2,False")
self.assertEqual(sequences, [[CaseSpec(2, 2)]])
self.assertEqual(len(warnings), 3)
def test_garbage_falls_back_to_default(self) -> None:
sequences, warnings = parse_sequences("nur müll")
self.assertEqual(sequences, [])
# eine Meldung für die kaputte Zeile, eine für die fehlende Sequenz
self.assertEqual(len(warnings), 2)
def test_all_specs_fit_available_images(self) -> None:
sequences, _ = load_sequences()
for specs in sequences:
for spec in specs:
self.assertLessEqual(spec.units_w, config.MAX_UNITS_W, spec)
self.assertLessEqual(spec.units_h, config.MAX_UNITS_H, spec)
class LayoutTests(unittest.TestCase):
def test_bands_add_up_to_screen_height(self) -> None:
self.assertEqual(
config.TOP_BAR_HEIGHT + config.GAME_AREA_HEIGHT + config.BOTTOM_BAR_HEIGHT,
config.SCREEN_HEIGHT,
)
def test_trailer_fits_into_game_area(self) -> None:
self.assertGreaterEqual(config.TRAILER_X, 0)
self.assertLessEqual(config.TRAILER_RIGHT, config.SCREEN_WIDTH)
self.assertGreaterEqual(config.TRAILER_Y, config.TOP_BAR_HEIGHT)
self.assertLessEqual(
config.TRAILER_BOTTOM, config.TOP_BAR_HEIGHT + config.GAME_AREA_HEIGHT
)
def test_case_unit_is_square(self) -> None:
self.assertEqual(config.UNIT_LENGTH, config.UNIT_HEIGHT)
class DifficultyTests(unittest.TestCase):
def test_three_levels_in_order(self) -> None:
self.assertEqual([d.key for d in DIFFICULTIES], ["easy", "normal", "hard"])
self.assertEqual([d.label for d in DIFFICULTIES], ["Easy", "Normal", "Hard"])
def test_hard_matches_old_game_speed(self) -> None:
hard = by_key("hard")
self.assertEqual((hard.speed_fast, hard.speed_slow), (720.0, 240.0))
def test_speeds_increase_with_difficulty(self) -> None:
fast = [d.speed_fast for d in DIFFICULTIES]
slow = [d.speed_slow for d in DIFFICULTIES]
self.assertEqual(fast, sorted(fast))
self.assertEqual(slow, sorted(slow))
def test_unknown_key_falls_back_to_default(self) -> None:
self.assertIs(by_key("gibtsnicht"), DEFAULT_DIFFICULTY)
class CaseTests(unittest.TestCase):
def make_case(self, units_w: int = 2, units_h: int = 1, x: float | None = None) -> Case:
return Case(
units_w=units_w,
units_h=units_h,
x=float(config.SCREEN_WIDTH if x is None else x),
y=float(config.TRAILER_BOTTOM - units_h * config.UNIT_HEIGHT),
)
def test_moves_left_and_brakes_near_wall(self) -> None:
case = self.make_case()
start = case.x
case.move(1 / 60, wall_x=0)
fast_step = start - case.x
self.assertGreater(fast_step, 0)
case.x = float(config.FAST_TO_SLOW_DISTANCE - 20) # schon im Bremsbereich
before = case.x
case.move(1 / 60, wall_x=0)
slow_step = before - case.x
self.assertLess(slow_step, fast_step)
def test_difficulty_scales_speed(self) -> None:
easy = self.make_case()
hard = self.make_case()
easy.move(0.1, wall_x=0, difficulty=DIFFICULTIES[0])
hard.move(0.1, wall_x=0, difficulty=DIFFICULTIES[2])
self.assertGreater(easy.x, hard.x) # easy ist langsamer, bleibt weiter rechts
def test_allow_snap_only_near_wall(self) -> None:
case = self.make_case()
case.move(1 / 60, wall_x=0)
self.assertFalse(case.allow_snap)
case = self.make_case(x=config.SNAP_WINDOW + 2)
case.move(1 / 60, wall_x=0, difficulty=DIFFICULTIES[0])
self.assertTrue(case.allow_snap)
def test_placed_case_does_not_move(self) -> None:
case = self.make_case()
case.placed = True
start = case.x
case.move(1 / 60, wall_x=0)
self.assertEqual(case.x, start)
def test_case_keeps_its_texture_when_rotated(self) -> None:
case = self.make_case(units_w=1, units_h=2)
self.assertEqual(case.texture, (1, 2))
self.assertFalse(case.is_rotated)
case.rotate_footprint()
self.assertEqual((case.units_w, case.units_h), (2, 1))
self.assertEqual(case.texture, (1, 2)) # Textur bleibt
self.assertTrue(case.is_rotated)
def test_rotate_respects_trailer_height(self) -> None:
self.assertTrue(self.make_case(units_w=3, units_h=1).fits_trailer_height())
self.assertFalse(self.make_case(units_w=4, units_h=1).fits_trailer_height())
class TrailerTests(unittest.TestCase):
WALL = config.TRAILER_X + 500
def setUp(self) -> None:
self.trailer = Trailer()
def make_case(self, units_w: int, units_h: int) -> Case:
return Case(
units_w=units_w,
units_h=units_h,
x=float(config.TRAILER_RIGHT),
y=float(config.TRAILER_BOTTOM - units_h * config.UNIT_HEIGHT),
)
def add_base(self, units_w: int = 4, units_h: int = 1, y: float | None = None) -> Case:
"""Schwebender Koffer, rechtsbündig an der Barriere."""
base = Case(
units_w=units_w,
units_h=units_h,
x=0.0,
y=float(config.TRAILER_Y + 100 if y is None else y),
)
base.x = self.WALL - base.width
base.placed = True
base.snapped = True
self.trailer.stack.append(base)
self.trailer.wall_x = base.right
return base
# ------------------------------------------------------------------
def test_empty_trailer(self) -> None:
self.assertEqual(self.trailer.wall_x, self.trailer.x)
self.assertEqual(self.trailer.load_percent(), 0.0)
self.assertFalse(self.trailer.overflow())
self.assertIsNone(self.trailer.find_platform(self.make_case(1, 1)))
def test_snap_advances_wall_and_load(self) -> None:
case = self.make_case(4, 1)
self.trailer.stack_at_wall(case)
self.assertTrue(case.placed)
self.assertTrue(case.snapped)
self.assertEqual(self.trailer.wall_x, self.trailer.x + case.width)
expected = (
case.width * case.height / (self.trailer.width * self.trailer.height) * 100
)
self.assertAlmostEqual(self.trailer.load_percent(), expected)
def test_gap_placement_leaves_hole(self) -> None:
case = self.make_case(2, 1)
self.trailer.stack_with_gap(case)
self.assertEqual(case.x, self.trailer.x + config.FAIL_GAP)
self.assertFalse(case.snapped)
def test_platform_on_flat_ground_case_is_allowed(self) -> None:
# Ein flacher Koffer am Boden hat noch Platz darüber -> darf Plattform sein.
ground = self.make_case(4, 1)
self.trailer.stack_at_wall(ground)
self.assertIs(self.trailer.find_platform(self.make_case(1, 1)), ground)
def test_no_platform_when_case_reaches_top(self) -> None:
# 3 Einheiten hoch = Oberkante des Aufliegers -> kein Platz darüber.
ground = self.make_case(2, 3)
self.trailer.stack_at_wall(ground)
self.assertEqual(ground.y, config.TRAILER_Y)
self.assertIsNone(self.trailer.find_platform(self.make_case(1, 1)))
def test_platform_found_for_free_top(self) -> None:
base = self.add_base(units_w=4, units_h=1)
self.assertIs(self.trailer.find_platform(self.make_case(1, 1)), base)
def test_platform_rejects_too_wide_case(self) -> None:
self.add_base(units_w=2, units_h=1)
self.assertIsNone(self.trailer.find_platform(self.make_case(3, 1)))
def test_platform_rejects_case_not_aligned_with_wall(self) -> None:
base = self.add_base(units_w=4, units_h=1)
base.x -= 50 # nicht mehr bündig an der Barriere
self.assertIsNone(self.trailer.find_platform(self.make_case(1, 1)))
def test_platform_rejects_no_space_above(self) -> None:
self.add_base(units_w=4, units_h=1, y=config.TRAILER_Y + 50)
self.assertIsNone(self.trailer.find_platform(self.make_case(1, 1)))
def test_top_can_only_be_used_once(self) -> None:
base = self.add_base(units_w=4, units_h=1)
top = self.make_case(1, 1)
self.trailer.place_on_top(top, base)
self.assertEqual(top.bottom, base.y)
self.assertEqual(top.right, base.right)
self.assertIsNone(self.trailer.find_platform(self.make_case(1, 1)))
def test_overflow(self) -> None:
self.trailer.wall_x = self.trailer.right + 1
self.assertTrue(self.trailer.overflow())
class MenuTests(unittest.TestCase):
def test_navigation_wraps_around(self) -> None:
menu = DifficultyMenu(None, selected=DIFFICULTIES[1])
self.assertIs(menu.selected, DIFFICULTIES[1])
self.assertIsNone(menu.handle(Action.LEFT))
self.assertIs(menu.selected, DIFFICULTIES[0])
menu.handle(Action.LEFT) # Umlauf ans Ende
self.assertIs(menu.selected, DIFFICULTIES[-1])
menu.handle(Action.RIGHT) # Umlauf an den Anfang
self.assertIs(menu.selected, DIFFICULTIES[0])
def test_confirm_returns_selection(self) -> None:
menu = DifficultyMenu(None, selected=DIFFICULTIES[2])
self.assertIs(menu.handle(Action.PRIMARY), DIFFICULTIES[2])
def test_other_actions_do_not_select(self) -> None:
menu = DifficultyMenu(None)
self.assertIsNone(menu.handle(Action.UP))
self.assertIsNone(menu.handle(Action.DOWN))
self.assertIsNone(menu.handle(Action.BACK))
class GameTests(unittest.TestCase):
def make_game(self, sequence_length: int = 30, difficulty=None) -> Game:
sequences = [[CaseSpec(2, 1)] * sequence_length]
return Game(
None,
sequences,
difficulty=difficulty or DIFFICULTIES[2],
rng=random.Random(7),
)
def update_until(self, game: Game, predicate, steps: int = 5000) -> bool:
for _ in range(steps):
if predicate():
return True
game.update(1 / 60)
return predicate()
def test_starts_with_a_case(self) -> None:
game = self.make_game()
self.assertIsNotNone(game.current)
self.assertEqual(game.index, 1)
self.assertEqual(len(game.upcoming()), 3)
def test_snapping_places_case_and_advances_wall(self) -> None:
game = self.make_game()
self.assertTrue(
self.update_until(game, lambda: bool(game.current and game.current.allow_snap))
)
game.handle(Action.PRIMARY)
self.update_until(game, lambda: game.animation is None)
self.assertEqual(len(game.trailer.stack), 1)
self.assertAlmostEqual(
game.trailer.wall_x, config.TRAILER_X + 2 * config.UNIT_LENGTH
)
def test_rotation_keeps_texture(self) -> None:
game = Game(
None,
[[CaseSpec(1, 2)] * 5],
difficulty=DIFFICULTIES[2],
rng=random.Random(1),
)
case = game.current
case.x = float(game.trailer.wall_x + config.SNAP_WINDOW + 1)
case.allow_snap = True
game.handle(Action.LEFT)
self.update_until(game, lambda: game.animation is None)
self.assertEqual((case.units_w, case.units_h), (2, 1))
self.assertEqual(case.texture, (1, 2))
self.assertTrue(case.is_rotated)
self.assertFalse(case.can_rotate)
def test_rotation_ignored_for_wide_cases(self) -> None:
game = Game(
None,
[[CaseSpec(4, 1)] * 5],
difficulty=DIFFICULTIES[2],
rng=random.Random(1),
)
case = game.current
case.allow_snap = True
game.handle(Action.LEFT)
self.assertIsNone(game.animation)
self.assertEqual((case.units_w, case.units_h), (4, 1))
def test_missing_platform_stacks_with_gap(self) -> None:
game = self.make_game()
self.assertTrue(
self.update_until(game, lambda: bool(game.current and game.current.allow_snap))
)
game.handle(Action.UP) # es gibt nichts, worauf man stapeln könnte
self.assertEqual(len(game.trailer.stack), 1)
self.assertFalse(game.trailer.stack[0].snapped)
self.assertGreater(game.shake, 0)
def test_easy_is_slower_than_hard(self) -> None:
easy = self.make_game(difficulty=DIFFICULTIES[0])
hard = self.make_game(difficulty=DIFFICULTIES[2])
for _ in range(30):
easy.update(1 / 60)
hard.update(1 / 60)
self.assertGreater(easy.current.x, hard.current.x)
def test_game_ends_when_trailer_overflows(self) -> None:
game = self.make_game(sequence_length=40)
self.assertTrue(
self.update_until(game, lambda: game.state is State.FINISHED, steps=20000)
)
self.assertGreater(game.percent, 0)
self.assertLessEqual(game.percent, 100)
def test_game_ends_when_sequence_is_exhausted(self) -> None:
game = self.make_game(sequence_length=3)
for _ in range(20000):
if game.state is State.FINISHED:
break
if game.current is not None and game.current.allow_snap:
game.handle(Action.PRIMARY)
game.update(1 / 60)
self.assertIs(State.FINISHED, game.state)
self.assertEqual(len(game.trailer.stack), 3)
def test_back_quits(self) -> None:
game = self.make_game()
self.assertIs(game.handle(Action.BACK), HandleResult.QUIT)
def test_primary_after_finish_starts_new_round(self) -> None:
game = self.make_game(sequence_length=2)
for _ in range(20000):
if game.state is State.FINISHED:
break
if game.current is not None and game.current.allow_snap:
game.handle(Action.PRIMARY)
game.update(1 / 60)
self.assertIs(game.state, State.FINISHED)
# Cooldown: erst nach Ablauf darf die nächste Runde starten
self.assertIs(game.handle(Action.PRIMARY), HandleResult.CONTINUE)
for _ in range(int(config.RESULT_COOLDOWN * 60) + 5):
game.update(1 / 60)
self.assertIs(game.handle(Action.PRIMARY), HandleResult.NEW_ROUND)
def test_result_lines_show_difficulty_and_percent(self) -> None:
game = self.make_game(difficulty=DIFFICULTIES[2])
game.percent = 82
lines = game.result_lines()
self.assertIn("Hard", lines[0])
self.assertIn("82%", lines[0])
self.assertTrue(any("ESC" in line for line in lines))
class SayingTests(unittest.TestCase):
def test_full_load_gets_the_contract_line(self) -> None:
self.assertIn("Vertrag", saying_for(100))
self.assertIn("Vertrag", saying_for(100.0))
def test_every_percent_gets_a_saying(self) -> None:
rng = random.Random(5)
for percent in range(0, 101, 5):
self.assertTrue(saying_for(percent, rng).strip())
def test_high_and_low_use_different_pools(self) -> None:
rng = random.Random(1)
high = {saying_for(90, rng) for _ in range(40)}
low = {saying_for(10, rng) for _ in range(40)}
self.assertFalse(high & low)
def test_no_harsh_words(self) -> None:
# Zielgruppe Jugendliche: frech ja, beleidigend nein.
bad = ("dumm", "idiot", "blöd", "bloed", "versager", "looser", "hässlich")
rng = random.Random(4)
for percent in range(0, 101, 5):
text = saying_for(percent, rng).lower()
for word in bad:
self.assertNotIn(word, text)
class ResultCooldownTests(unittest.TestCase):
def finish_a_round(self) -> Game:
game = Game(
None,
[[CaseSpec(1, 1)]],
difficulty=DIFFICULTIES[1],
rng=random.Random(2),
)
for _ in range(4000):
if game.state is State.FINISHED:
break
game.update(1 / 60)
self.assertIs(game.state, State.FINISHED)
return game
def test_countdown_then_hint(self) -> None:
game = self.finish_a_round()
lines = game.result_lines()
self.assertEqual(len(lines), 3)
self.assertIn("Neue Runde in", lines[2])
self.assertIn("%", lines[0])
for _ in range(int(config.RESULT_COOLDOWN * 60) + 5):
game.update(1 / 60)
self.assertIn("ESC", game.result_lines()[2])
def test_primary_is_ignored_during_cooldown(self) -> None:
game = self.finish_a_round()
self.assertIs(game.handle(Action.PRIMARY), HandleResult.CONTINUE)
game.update(config.RESULT_COOLDOWN / 2)
self.assertIs(game.handle(Action.PRIMARY), HandleResult.CONTINUE)
class SequenceChoiceTests(unittest.TestCase):
def test_never_repeats_the_previous_sequence(self) -> None:
sequences = [[CaseSpec(1, 1)] for _ in range(4)]
rng = random.Random(11)
previous = None
for _ in range(40):
game = Game(None, sequences, rng=rng, previous_sequence=previous)
self.assertNotEqual(game.sequence_index, previous)
previous = game.sequence_index
def test_single_sequence_is_allowed(self) -> None:
game = Game(None, [[CaseSpec(1, 1)]], rng=random.Random(1), previous_sequence=0)
self.assertEqual(game.sequence_index, 0)
class RenderTests(unittest.TestCase):
"""Rendert je ein Bild von Intro, Menü und Spiel (ohne Fenster).
Fängt fehlende config-Konstanten und Zeichenfehler ab, die reine
Logiktests nicht bemerken.
"""
@classmethod
def setUpClass(cls) -> None:
import pygame
from loader_game.assets import Assets
pygame.mixer.pre_init(44100, -16, 2, 512)
pygame.init()
cls.surface = pygame.display.set_mode(
(config.SCREEN_WIDTH, config.SCREEN_HEIGHT)
)
cls.assets = Assets()
cls.assets.load()
@classmethod
def tearDownClass(cls) -> None:
import pygame
pygame.quit()
def make_game(self) -> Game:
return Game(
self.assets,
[[CaseSpec(3, 1), CaseSpec(1, 2), CaseSpec(2, 2)]],
difficulty=DIFFICULTIES[1],
rng=random.Random(3),
)
def test_intro_renders(self) -> None:
from loader_game.intro import Intro
intro = Intro(self.assets, show_instruction=True)
intro.draw(self.surface)
intro.handle(Action.PRIMARY)
for _ in range(200):
intro.update(1 / 60)
intro.draw(self.surface)
def test_menu_renders(self) -> None:
menu = DifficultyMenu(self.assets, selected=DIFFICULTIES[0])
menu.handle(Action.RIGHT)
menu.draw(self.surface)
def test_game_and_result_render(self) -> None:
game = self.make_game()
game.draw(self.surface)
game.percent = 61.5
game.state = State.FINISHED
game.draw(self.surface)
def test_rotated_case_draws_something(self) -> None:
from loader_game import scene
case = Case(units_w=1, units_h=2, x=200.0, y=400.0)
case.rotate_footprint()
self.assertTrue(case.is_rotated)
scene.draw_case(self.surface, self.assets, case)
if __name__ == "__main__":
unittest.main()