map-machine/test/test_direction.py
Sergey Vartanov bb70935c19 Change scheme format; support pathlib.
Change name documentation as well.
2021-05-22 01:37:58 +03:00

35 lines
884 B
Python

"""
Test direction processing.
"""
import numpy as np
from roentgen.direction import parse_vector
__author__ = "Sergey Vartanov"
__email__ = "me@enzet.ru"
def test_compass_points_1() -> None:
""" Test north direction. """
assert np.allclose(parse_vector("N"), np.array([0, -1]))
def test_compass_points_2() -> None:
""" Test north-west direction. """
root: np.float64 = -np.sqrt(2) / 2
assert np.allclose(parse_vector("NW"), np.array([root, root]))
def test_compass_points_3() -> None:
""" Test south-south-west direction. """
assert np.allclose(parse_vector("SSW"), np.array([-0.38268343, 0.92387953]))
def test_invalid() -> None:
""" Test invalid direction representation string. """
assert not parse_vector("O")
def test_degree() -> None:
""" Test east direction. """
assert np.allclose(parse_vector("90"), np.array([1, 0]))