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# python-gphoto2 - Python interface to libgphoto2
# http://github.com/jim-easterbrook/python-gphoto2
# Copyright (C) 2023 Jim Easterbrook jim@jim-easterbrook.me.uk
#
# This file is part of python-gphoto2.
#
# python-gphoto2 is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# python-gphoto2 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with python-gphoto2. If not, see
# <https://www.gnu.org/licenses/>.
import os
import unittest
import gphoto2 as gp
class TestList(unittest.TestCase):
def test_oo_style(self):
test_list = gp.CameraList()
self.assertIsInstance(test_list, gp.CameraList)
self.assertEqual(len(test_list), 0)
test_list.append('B', '2')
test_list.append('A', '1')
test_list.append('D', None)
self.assertEqual(len(test_list), 3)
self.assertEqual(test_list.get_name(0), 'B')
self.assertEqual(test_list.get_value(0), '2')
self.assertEqual(test_list.get_name(1), 'A')
self.assertEqual(test_list.get_value(1), '1')
self.assertEqual(test_list.get_name(2), 'D')
self.assertIsNone(test_list.get_value(2))
self.assertEqual(test_list.find_by_name('B'), 0)
self.assertEqual(test_list.find_by_name('A'), 1)
self.assertEqual(test_list.find_by_name('D'), 2)
with self.assertRaises(gp.GPhoto2Error) as cm:
test_list.find_by_name('Z')
ex = cm.exception
self.assertEqual(ex.code, gp.GP_ERROR)
keys = test_list.keys()
self.assertEqual(len(keys), 3)
self.assertEqual(keys[1], 'A')
with self.assertRaises(IndexError):
keys[3]
self.assertEqual(tuple(keys), ('B', 'A', 'D'))
self.assertEqual(tuple(test_list.values()), ('2', '1', None))
self.assertEqual(tuple(test_list.items()),
(('B', '2'), ('A', '1'), ('D', None)))
with self.assertRaises(IndexError):
test_list[-4]
self.assertEqual(test_list[-3], ('B', '2'))
self.assertEqual(test_list[-2], ('A', '1'))
self.assertEqual(test_list[-1], ('D', None))
self.assertEqual(test_list[0], ('B', '2'))
self.assertEqual(test_list[1], ('A', '1'))
self.assertEqual(test_list[2], ('D', None))
with self.assertRaises(IndexError):
test_list[3]
self.assertEqual(test_list['B'], '2')
self.assertEqual(test_list['A'], '1')
with self.assertRaises(KeyError):
test_list['Z']
with self.assertWarns(DeprecationWarning):
it = iter(test_list)
self.assertEqual(next(it), test_list[0])
self.assertEqual(next(it), test_list[1])
self.assertEqual(next(it), test_list[2])
with self.assertRaises(StopIteration):
next(it)
it = iter(test_list.items())
self.assertEqual(next(it), test_list[0])
self.assertEqual(next(it), test_list[1])
self.assertEqual(next(it), test_list[2])
with self.assertRaises(StopIteration):
next(it)
test_list.sort()
self.assertEqual(test_list.get_name(0), 'A')
self.assertEqual(test_list.get_value(0), '1')
test_list.set_name(0, 'C')
test_list.set_value(0, '3')
self.assertEqual(test_list.get_name(0), 'C')
self.assertEqual(test_list.get_value(0), '3')
test_list.reset()
self.assertEqual(len(test_list), 0)
def test_c_style(self):
OK, test_list = gp.gp_list_new()
self.assertEqual(OK, gp.GP_OK)
self.assertIsInstance(test_list, gp.CameraList)
self.assertEqual(gp.gp_list_count(test_list), 0)
self.assertEqual(gp.gp_list_append(test_list, 'B', '2'), gp.GP_OK)
self.assertEqual(gp.gp_list_append(test_list, 'A', '1'), gp.GP_OK)
self.assertEqual(gp.gp_list_append(test_list, 'D', None), gp.GP_OK)
self.assertEqual(gp.gp_list_count(test_list), 3)
self.assertEqual(gp.gp_list_get_name(test_list, 0), [gp.GP_OK, 'B'])
self.assertEqual(gp.gp_list_get_value(test_list, 0), [gp.GP_OK, '2'])
self.assertEqual(gp.gp_list_get_name(test_list, 1), [gp.GP_OK, 'A'])
self.assertEqual(gp.gp_list_get_value(test_list, 1), [gp.GP_OK, '1'])
self.assertEqual(gp.gp_list_get_name(test_list, 2), [gp.GP_OK, 'D'])
self.assertEqual(gp.gp_list_get_value(test_list, 2), [gp.GP_OK, None])
self.assertEqual(gp.gp_list_find_by_name(test_list, 'B'), [gp.GP_OK, 0])
self.assertEqual(gp.gp_list_find_by_name(test_list, 'A'), [gp.GP_OK, 1])
self.assertEqual(gp.gp_list_find_by_name(test_list, 'D'), [gp.GP_OK, 2])
self.assertEqual(
gp.gp_list_find_by_name(test_list, 'Z'), [gp.GP_ERROR, 0])
self.assertEqual(gp.gp_list_sort(test_list), gp.GP_OK)
self.assertEqual(gp.gp_list_get_name(test_list, 0), [gp.GP_OK, 'A'])
self.assertEqual(gp.gp_list_get_value(test_list, 0), [gp.GP_OK, '1'])
self.assertEqual(gp.gp_list_set_name(test_list, 0, 'C'), gp.GP_OK)
self.assertEqual(gp.gp_list_set_value(test_list, 0, '3'), gp.GP_OK)
self.assertEqual(gp.gp_list_get_name(test_list, 0), [gp.GP_OK, 'C'])
self.assertEqual(gp.gp_list_get_value(test_list, 0), [gp.GP_OK, '3'])
self.assertEqual(gp.gp_list_reset(test_list), gp.GP_OK)
self.assertEqual(gp.gp_list_count(test_list), 0)
if __name__ == "__main__":
unittest.main()
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