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"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <https://www.gnu.org/licenses/>.
"""
__author__ = "Théo de la Hogue"
__credits__ = []
__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
__license__ = "GPLv3"
import unittest
import math
from argaze.AreaOfInterest import AOIFeatures
import numpy
class TestAreaOfInterestClass(unittest.TestCase):
"""Test AreaOfInterest class."""
def test_new(self):
"""Test AreaOfInterest creation."""
# Check that 0D AreaOfInterest creation is considered as empty
aoi_0D = AOIFeatures.AreaOfInterest()
self.assertTrue(aoi_0D.is_empty())
# Check 1 point 1D AreaOfInterest creation
aoi_1D = AOIFeatures.AreaOfInterest([[0]])
self.assertFalse(aoi_1D.is_empty())
self.assertEqual(aoi_1D.dimension, 1)
self.assertEqual(aoi_1D.points_number, 1)
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.bounds, [[0], [0]]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.center, [0]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.size, [0]))
with self.assertRaises(AssertionError):
self.assertEqual(aoi_1D.bounding_box, 1)
# Check 2 points 1D AreaOfInterest creation
aoi_1D = AOIFeatures.AreaOfInterest([[0], [1]])
self.assertFalse(aoi_1D.is_empty())
self.assertEqual(aoi_1D.dimension, 1)
self.assertEqual(aoi_1D.points_number, 2)
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.bounds, [[0], [1]]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.center, [0.5]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_1D.size, [1]))
with self.assertRaises(AssertionError):
self.assertEqual(aoi_1D.bounding_box, 1)
# Check 4 points 2D AreaOfInterest creation
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 0], [1, 1]])
self.assertFalse(aoi_2D.is_empty())
self.assertEqual(aoi_2D.dimension, 2)
self.assertEqual(aoi_2D.points_number, 4)
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2D.bounds, [[0, 0], [1, 1]]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2D.center, [0.5, 0.5]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2D.size, [1, 1]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2D.bounding_box, [[0, 0], [1, 0], [1, 1], [0, 1]]))
# Check 8 points 3D AreaOfInterest creation
aoi_3D = AOIFeatures.AreaOfInterest([[0, 0, 0], [0, 1, 0], [1, 0, 0], [1, 1, 0], [0, 0, 1], [0, 1, 1], [1, 0, 1], [1, 1, 1]])
self.assertFalse(aoi_3D.is_empty())
self.assertEqual(aoi_3D.dimension, 3)
self.assertEqual(aoi_3D.points_number, 8)
self.assertIsNone(numpy.testing.assert_array_equal(aoi_3D.bounds, [[0, 0, 0], [1, 1, 1]]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_3D.center, [0.5, 0.5, 0.5]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_3D.size, [1, 1, 1]))
with self.assertRaises(AssertionError):
self.assertEqual(aoi_3D.bounding_box, 1)
def test___repr__(self):
"""Test AreaOfInterest string representation."""
aoi_2D_int = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 0], [1, 1]])
self.assertEqual(repr(aoi_2D_int), "[[0, 0], [0, 1], [1, 0], [1, 1]]")
aoi_2D_float = AOIFeatures.AreaOfInterest([[0, 0], [0, math.pi], [math.pi, 0], [math.pi, math.pi]])
self.assertEqual(repr(aoi_2D_float), f'[[0.0, 0.0], [0.0, {repr(math.pi)}], [{repr(math.pi)}, 0.0], [{repr(math.pi)}, {repr(math.pi)}]]')
def test___str__(self):
"""Test AreaOfInterest string display."""
aoi_2D_int = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 0], [1, 1]])
self.assertEqual(str(aoi_2D_int), "[[0, 0], [0, 1], [1, 0], [1, 1]]")
aoi_2D_float = AOIFeatures.AreaOfInterest([[0, 0], [0, math.pi], [math.pi, 0], [math.pi, math.pi]])
self.assertEqual(str(aoi_2D_float), f'[[0.0, 0.0], [0.0, {str(math.pi)}], [{str(math.pi)}, 0.0], [{str(math.pi)}, {str(math.pi)}]]')
def test_clockwise(self):
"""Test AreaOfInterest clockwise method."""
aoi_2D_clockwise = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 0], [1, 1]]).clockwise()
self.assertEqual(type(aoi_2D_clockwise), AOIFeatures.AreaOfInterest)
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2D_clockwise, [[0, 0], [1, 0], [1, 1], [0, 1]]))
def test_contains_point(self):
"""Test AreaOfInterest contains_point method."""
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
self.assertTrue(aoi_2D.contains_point((0.1, 0.9)))
self.assertFalse(aoi_2D.contains_point((1.1, 0.9)))
def test_inner_axis(self):
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 2], [2, 2], [2, 0]])
self.assertEqual(aoi_2D.inner_axis(1, 1), (0.5, 0.5))
def test_outter_axis(self):
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 2], [2, 2], [2, 0]])
self.assertEqual(aoi_2D.outter_axis(0.5, 0.5), (1, 1))
aoi_3D = AOIFeatures.AreaOfInterest([[1, 0, 0], [1, 0, 2], [1, 2, 2], [1, 2, 0]])
self.assertEqual(aoi_3D.outter_axis(0.5, 0.5), (1, 1, 1))
def test_circle_intersection(self):
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
intersection, aoi_ratio, circle_ratio = aoi_2D.circle_intersection((0, 0), 1)
self.assertTrue(math.isclose(aoi_ratio, math.pi / 4, abs_tol=1e-2))
self.assertTrue(math.isclose(circle_ratio, 1 / 4, abs_tol=1e-3))
class TestAOISceneClass(unittest.TestCase):
"""Test AOIScene class."""
def test_new(self):
"""Test AOIScene creation."""
# Check that 0D AOIScene creation fails
with self.assertRaises(AssertionError):
aoi_0D_scene = AOIFeatures.AOIScene(0)
# Check empty 2D AOIScene creation
aoi_2d_scene = AOIFeatures.AOIScene(2)
self.assertEqual(aoi_2d_scene.dimension, 2)
self.assertEqual(len(aoi_2d_scene.items()), 0)
self.assertEqual(len(vars(aoi_2d_scene)), 2 + len(aoi_2d_scene.items()))
# Check 2D AOIScene creation
aoi_2D = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
aoi_2d_scene = AOIFeatures.AOIScene(2, {"A": aoi_2D})
self.assertEqual(aoi_2d_scene.dimension, 2)
self.assertEqual(len(aoi_2d_scene.items()), 1)
self.assertEqual(list(aoi_2d_scene.keys()), ["A"])
self.assertEqual(len(vars(aoi_2d_scene)), 2 + len(aoi_2d_scene.items()))
def test___set_item__(self):
"""Test AOIScene __set_item__ method."""
aoi_2d_scene = AOIFeatures.AOIScene(2,)
# Check AOI with same dimension can be added
aoi_2d_scene["A"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
# Check that AOI with different dimension fails
with self.assertRaises(AssertionError):
aoi_2d_scene["B"] = AOIFeatures.AreaOfInterest([[0, 0, 0], [0, 1, 0], [1, 1, 0], [1, 0, 0]])
def test_merge(self):
"""Test AOIScene merge operator."""
# Create first scene with A and B aoi
aoi_2d_scene_AB = AOIFeatures.AOIScene(2,)
aoi_2d_scene_AB["A"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
aoi_2d_scene_AB["B"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 2], [2, 2], [2, 0]])
# Create second scene with C and D aoi
aoi_2d_scene_CD = AOIFeatures.AOIScene(2,)
aoi_2d_scene_CD["C"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 3], [3, 3], [3, 0]])
aoi_2d_scene_CD["D"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 4], [4, 4], [4, 0]])
# Merge first scene and second scene into a third scene
aoi_2d_scene_ABCD = aoi_2d_scene_AB | aoi_2d_scene_CD
# Check third scene
self.assertEqual(aoi_2d_scene_ABCD.dimension, 2)
self.assertEqual(len(aoi_2d_scene_ABCD.items()), 4)
self.assertEqual(list(aoi_2d_scene_ABCD.keys()), ["A", "B", "C", "D"])
self.assertEqual(len(vars(aoi_2d_scene_ABCD)), 2 + len(aoi_2d_scene_ABCD.items()))
# Merge second scene into first scene
aoi_2d_scene_AB |= aoi_2d_scene_CD
# Check first scene
self.assertEqual(aoi_2d_scene_AB.dimension, 2)
self.assertEqual(len(aoi_2d_scene_AB.items()), 4)
self.assertEqual(list(aoi_2d_scene_AB.keys()), ["A", "B", "C", "D"])
self.assertEqual(len(vars(aoi_2d_scene_AB)), 2 + len(aoi_2d_scene_AB.items()))
def test_expand(self):
"""Test AOIScene expand method."""
# Create 2D scene
aoi_2d_scene = AOIFeatures.AOIScene(2,)
aoi_2d_scene["A"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
aoi_2d_scene["B"] = AOIFeatures.AreaOfInterest([[0, 0], [0, 2], [2, 2], [2, 0]])
# Expand to 3D scene
aoi_3d_scene = aoi_2d_scene.expand()
self.assertEqual(aoi_3d_scene.dimension, 3)
self.assertEqual(len(aoi_3d_scene.items()), 2)
self.assertEqual(list(aoi_3d_scene.keys()), ["A", "B"])
self.assertEqual(aoi_3d_scene["A"].shape[1], 3)
self.assertEqual(aoi_3d_scene["B"].shape[1], 3)
def test___repr__(self):
"""Test AOIScene string representation."""
# Check empty 2D AOIScene representation
self.assertEqual(repr(AOIFeatures.AOIScene(2)), "{}")
# Check 2D AOIScene representation with integer AOI
aoi_2D_int = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
aoi_2d_scene = AOIFeatures.AOIScene(2, {"A": aoi_2D_int})
self.assertEqual(repr(aoi_2d_scene), "{'A': [[0, 0], [0, 1], [1, 1], [1, 0]]}")
# Check 2D AOIScene representation with float AOI
aoi_2D_float = AOIFeatures.AreaOfInterest([[0, 0], [0, math.pi], [math.pi, 0], [math.pi, math.pi]])
aoi_2d_scene = AOIFeatures.AOIScene(2, {"A": aoi_2D_float})
expected_representation = "{'A': " + f'[[0.0, 0.0], [0.0, {repr(math.pi)}], [{repr(math.pi)}, 0.0], [{repr(math.pi)}, {repr(math.pi)}]]' + "}"
self.assertEqual(repr(aoi_2d_scene), expected_representation)
def test_properties(self):
"""Test AOIScene properties."""
aoi_2D_A = AOIFeatures.AreaOfInterest([[0, 0], [0, 1], [1, 1], [1, 0]])
aoi_2D_B = AOIFeatures.AreaOfInterest([[1, 1], [1, 2], [2, 2], [2, 1]])
aoi_2d_scene = AOIFeatures.AOIScene(2, {"A": aoi_2D_A, "B": aoi_2D_B})
self.assertEqual(aoi_2d_scene.dimension, 2)
self.assertEqual(len(aoi_2d_scene.items()), 2)
self.assertEqual(list(aoi_2d_scene.keys()), ["A", "B"])
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2d_scene.bounds, [[0, 0], [2, 2]]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2d_scene.center, [1, 1]))
self.assertIsNone(numpy.testing.assert_array_equal(aoi_2d_scene.size, [2, 2]))
if __name__ == '__main__':
unittest.main()
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