51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
"""Tests for the Player class (need a display; skipped without one)."""
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from turtle import TurtleScreen
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import pytest
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from constants import FINISH_LINE_Y, MOVE_DISTANCE, STARTING_POSITION
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from player import Player
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@pytest.fixture
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def player(screen: TurtleScreen) -> Player:
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new_player = Player()
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yield new_player
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new_player.hideturtle()
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def test_player_starts_at_starting_position(player: Player) -> None:
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assert player.position() == STARTING_POSITION
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def test_player_faces_north(player: Player) -> None:
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assert player.heading() == 90
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def test_go_up_moves_forward_by_move_distance(player: Player) -> None:
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start_y = player.ycor()
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player.go_up()
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assert player.ycor() == start_y + MOVE_DISTANCE
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def test_player_is_not_at_finish_line_at_start(player: Player) -> None:
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assert not player.is_at_finish_line()
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def test_player_is_at_finish_line_above_finish_y(player: Player) -> None:
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player.goto(0, FINISH_LINE_Y + 1)
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assert player.is_at_finish_line()
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def test_go_to_start_returns_to_starting_position(player: Player) -> None:
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player.goto(0, FINISH_LINE_Y + 1)
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player.go_to_start()
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assert player.position() == STARTING_POSITION
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def test_go_up_never_moves_sideways(player: Player) -> None:
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for _ in range(5):
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player.go_up()
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assert player.xcor() == pytest.approx(STARTING_POSITION[0])
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