#!/usr/bin/env python

import unittest

from argaze.ArUcoMarkers import ArUcoMarkersDictionary

class TestArUcoMarkersDictionaryClass(unittest.TestCase):
    """Test ArUcoMarkersDictionary class."""

    def test_new(self):
        """Test ArUcoMarkersDictionary creation."""

        # Check that ArUcoMarkersDictionary creation fails with bad name
        with self.assertRaises(NameError):

            aruco_dictionary = ArUcoMarkersDictionary.ArUcoMarkersDictionary('BAD_DICT_NAME')

        # Check default ArUcoMarkersDictionary creation
        aruco_dictionary = ArUcoMarkersDictionary.ArUcoMarkersDictionary()

        self.assertEqual(aruco_dictionary.name, 'DICT_ARUCO_ORIGINAL')
        self.assertEqual(aruco_dictionary.format, '5X5')
        self.assertEqual(aruco_dictionary.number, 1024)

        # Check DICT_APRILTAG_16h5 ArUcoMarkersDictionary creation
        aruco_dictionary = ArUcoMarkersDictionary.ArUcoMarkersDictionary('DICT_APRILTAG_16h5')

        self.assertEqual(aruco_dictionary.name, 'DICT_APRILTAG_16h5')
        self.assertEqual(aruco_dictionary.format, '4X4')
        self.assertEqual(aruco_dictionary.number, 30)

if __name__ == '__main__':

    unittest.main()