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# ==============================================================================
# Copyright (C) 2019 - Philip Paquette, Steven Bocco
#
# This program is free software: you can redistribute it and/or modify it under
# the terms of the GNU Affero 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 Affero General Public License for more
# details.
#
# You should have received a copy of the GNU Affero General Public License along
# with this program. If not, see <https://www.gnu.org/licenses/>.
# ==============================================================================
""" Test for diplomacy network code utils. """
import ujson as json
from diplomacy.utils import common, exceptions
def assert_raises(callback, expected_exceptions):
""" Checks that given callback raises given exceptions. """
try:
callback()
except expected_exceptions:
pass
else:
raise AssertionError('Should fail %s %s' % (callback, str(expected_exceptions)))
def assert_equals(expected, computed):
""" Checks that expect == computed. """
if expected != computed:
raise AssertionError('\nExpected:\n=========\n%s\n\nComputed:\n=========\n%s\n' % (expected, computed))
def test_hash_password():
""" Test passwords hashing. Note: slower than the other tests. """
password1 = '123456789'
password2 = 'abcdef'
password_unicode = 'しろいねこをみた。 白い猫を見た。'
for password in (password1, password2, password_unicode):
hashed_password = common.hash_password(password)
json_hashed_password = json.dumps(common.hash_password(password))
hashed_password_from_json = json.loads(json_hashed_password)
# It seems hashed passwords are not necessarily the same for 2 different calls to hash function.
assert common.is_valid_password(password, hashed_password), (password, hashed_password)
assert common.is_valid_password(password, hashed_password_from_json), (password, hashed_password_from_json)
def test_generate_token():
""" Test token generation. """
for n_bytes in (128, 344):
token = common.generate_token(n_bytes)
assert isinstance(token, str) and len(token) == 2 * n_bytes
def test_is_sequence():
""" Test sequence type checking function. """
assert common.is_sequence((1, 2, 3))
assert common.is_sequence([1, 2, 3])
assert common.is_sequence({1, 2, 3})
assert common.is_sequence(())
assert common.is_sequence([])
assert common.is_sequence(set())
assert not common.is_sequence('i am a string')
assert not common.is_sequence({})
assert not common.is_sequence(1)
assert not common.is_sequence(False)
assert not common.is_sequence(-2.5)
def test_is_dictionary():
""" Test dictionary type checking function. """
assert common.is_dictionary({'a': 1, 'b': 2})
assert not common.is_dictionary((1, 2, 3))
assert not common.is_dictionary([1, 2, 3])
assert not common.is_dictionary({1, 2, 3})
assert not common.is_dictionary(())
assert not common.is_dictionary([])
assert not common.is_dictionary(set())
assert not common.is_dictionary('i am a string')
def test_camel_to_snake_case():
""" Test conversion from camel case to snake case. """
for camel, expected_snake in [
('a', 'a'),
('A', 'a'),
('AA', 'a_a'),
('AbCdEEf', 'ab_cd_e_ef'),
('Aa', 'aa'),
('OnGameDone', 'on_game_done'),
('AbstractSuperClass', 'abstract_super_class'),
('ABCDEFghikKLm', 'a_b_c_d_e_fghik_k_lm'),
('is_a_thing', 'is_a_thing'),
('A_a_Aa__', 'a_a_aa__'),
('Horrible_SuperClass_nameWith_mixedSyntax', 'horrible_super_class_name_with_mixed_syntax'),
]:
computed_snake = common.camel_case_to_snake_case(camel)
assert computed_snake == expected_snake, ('camel : expected : computed:', camel, expected_snake, computed_snake)
def test_snake_to_camel_case():
""" Test conversion from snake case to camel upper case. """
for expected_camel, snake in [
('A', 'a'),
('AA', 'a_a'),
('AbCdEEf', 'ab_cd_e_ef'),
('Aa', 'aa'),
('OnGameDone', 'on_game_done'),
('AbstractSuperClass', 'abstract_super_class'),
('ABCDEFghikKLm', 'a_b_c_d_e_fghik_k_lm'),
('IsAThing', 'is_a_thing'),
('AAAa__', 'a_a_aa__'),
('_AnHorrible_ClassName', '__an_horrible__class_name'),
]:
computed_camel = common.snake_case_to_upper_camel_case(snake)
assert computed_camel == expected_camel, ('snake : expected : computed:', snake, expected_camel, computed_camel)
def test_assert_no_common_keys():
""" Test dictionary disjunction checking function. """
dct1 = {'a': 1, 'b': 2, 'c': 3}
dct2 = {'a': 1, 'e': 2, 'd': 3}
dct3 = {'m': 1, 'e': 2, 'f': 3}
common.assert_no_common_keys(dct1, dct3)
assert_raises(lambda: common.assert_no_common_keys(dct1, dct2), exceptions.CommonKeyException)
assert_raises(lambda: common.assert_no_common_keys(dct2, dct3), exceptions.CommonKeyException)
def test_timestamp():
""" Test timestamp generation. """
timestamp1 = common.timestamp_microseconds()
timestamp2 = common.timestamp_microseconds()
timestamp3 = common.timestamp_microseconds()
assert isinstance(timestamp1, int)
assert isinstance(timestamp2, int)
assert isinstance(timestamp3, int)
assert timestamp1 > 1e6
assert timestamp2 > 1e6
assert timestamp3 > 1e6
assert timestamp1 <= timestamp2 <= timestamp3, (timestamp1, timestamp2, timestamp3)
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