""" """

__author__ = "Théo de la Hogue"
__credits__ = []
__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
__license__ = "BSD"

import unittest

from argaze import GazeFeatures
from argaze.GazeAnalysis import TransitionMatrix
from argaze.utils import UtilsFeatures

GazeFeaturesTest = UtilsFeatures.importFromTestPackage('GazeFeatures')

class TestAOIScanPathAnalyzer(unittest.TestCase):
    """Test AOIScanPathAnalyzer class."""

    def test_analyze(self):
        """Test analyze method."""
 
        transition_matrix_analyser = TransitionMatrix.AOIScanPathAnalyzer()
        
        aoi_scan_path = GazeFeaturesTest.build_aoi_scan_path(['Foo', 'Bar', 'Shu'], ['Bar', 'Shu', 'Foo', 'Bar'])

        # Check aoi scan path
        self.assertEqual(len(aoi_scan_path), 4)

        transition_matrix_analyser.analyze(aoi_scan_path)

        # Check transition matrix probabilities ([destination][departure])
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Foo']['Foo'], 0)
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Bar']['Bar'], 0)
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Shu']['Shu'], 0)

        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Foo']['Bar'], 0)
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Foo']['Shu'], 1)

        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Bar']['Foo'], 1)
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Bar']['Shu'], 0)

        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Shu']['Foo'], 0)
        self.assertEqual(transition_matrix_analyser.transition_matrix_probabilities['Shu']['Bar'], 1)

        # Check transition matrix density
        self.assertEqual(transition_matrix_analyser.transition_matrix_density, 0.3333333333333333)

if __name__ == '__main__':

    unittest.main()