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