788 lines
29 KiB
Python
788 lines
29 KiB
Python
# Copyright (c) 2010-2013 OpenStack, LLC.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import gzip
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import io
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import json
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import unittest
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from unittest import mock
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import tempfile
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from time import gmtime, localtime, mktime, strftime, strptime
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import hashlib
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from swiftclient import utils as u
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class TestConfigTrueValue(unittest.TestCase):
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def test_TRUE_VALUES(self):
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for v in u.TRUE_VALUES:
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self.assertEqual(v, v.lower())
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@mock.patch.object(u, 'TRUE_VALUES', 'hello world'.split())
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def test_config_true_value(self):
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for val in 'hello world HELLO WORLD'.split():
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self.assertIs(True, u.config_true_value(val))
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self.assertIs(True, u.config_true_value(True))
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self.assertIs(False, u.config_true_value('foo'))
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self.assertIs(False, u.config_true_value(False))
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class TestPrtBytes(unittest.TestCase):
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def test_zero_bytes(self):
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bytes_ = 0
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raw = '0'
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human = '0'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_one_byte(self):
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bytes_ = 1
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raw = '1'
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human = '1'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_less_than_one_k(self):
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bytes_ = (2 ** 10) - 1
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raw = '1023'
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human = '1023'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_one_k(self):
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bytes_ = 2 ** 10
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raw = '1024'
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human = '1.0K'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_a_decimal_k(self):
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bytes_ = (3 * 2 ** 10) + 512
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raw = '3584'
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human = '3.5K'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_a_bit_less_than_one_meg(self):
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bytes_ = (2 ** 20) - (2 ** 10)
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raw = '1047552'
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human = '1023K'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_just_a_hair_less_than_one_meg(self):
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bytes_ = (2 ** 20) - (2 ** 10) + 1
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raw = '1047553'
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human = '1.0M'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_one_meg(self):
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bytes_ = 2 ** 20
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raw = '1048576'
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human = '1.0M'
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self.assertEqual(raw, u.prt_bytes(bytes_, False).lstrip())
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_ten_meg(self):
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bytes_ = 10 * 2 ** 20
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human = '10M'
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_bit_less_than_ten_meg(self):
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bytes_ = (10 * 2 ** 20) - (100 * 2 ** 10)
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human = '9.9M'
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_just_a_hair_less_than_ten_meg(self):
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bytes_ = (10 * 2 ** 20) - 1
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human = '10.0M'
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self.assertEqual(human, u.prt_bytes(bytes_, True).lstrip())
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def test_a_yotta(self):
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bytes_ = 42 * 2 ** 80
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self.assertEqual('42Y', u.prt_bytes(bytes_, True).lstrip())
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def test_overflow(self):
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bytes_ = 2 ** 90
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self.assertEqual('1024Y', u.prt_bytes(bytes_, True).lstrip())
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class TestParseTimestamp(unittest.TestCase):
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def test_int(self):
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self.assertEqual((1234, False), u.parse_timestamp(1234, False))
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self.assertEqual((3600, False), u.parse_timestamp('3600', False))
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def test_suffixed(self):
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self.assertEqual((54, False), u.parse_timestamp('54.321s', False))
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self.assertEqual((int(54.321 * 60), False),
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u.parse_timestamp('54.321m', False))
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self.assertEqual((900, False),
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u.parse_timestamp('15min', False))
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self.assertEqual((int(54.321 * 60 * 60), False),
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u.parse_timestamp('54.321h', False))
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self.assertEqual((7200, False),
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u.parse_timestamp('2hr', False))
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self.assertEqual((60 * 60 * 24, False), u.parse_timestamp('1d', False))
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def test_str(self):
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self.assertEqual((1615852800, True),
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u.parse_timestamp('2021-03-16T00:00:00Z', False))
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def test_absolute(self):
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self.assertEqual((1234, True), u.parse_timestamp(1234, True))
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self.assertEqual((1615852800, True),
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u.parse_timestamp('2021-03-16T00:00:00Z', True))
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def test_error(self):
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with self.assertRaises(ValueError):
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u.parse_timestamp('asdf', False)
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with self.assertRaises(ValueError):
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u.parse_timestamp(12.34, False)
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with self.assertRaises(ValueError):
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u.parse_timestamp('54.321', True)
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with self.assertRaises(ValueError):
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u.parse_timestamp(-1, False)
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class TestTempURL(unittest.TestCase):
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url = '/v1/AUTH_account/c/o'
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seconds = 3600
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key = 'correcthorsebatterystaple'
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method = 'GET'
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expected_body = '\n'.join([
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method,
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'1400003600',
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url,
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]).encode('utf-8')
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@property
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def expected_url(self):
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if isinstance(self.url, bytes):
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return self.url + (b'?temp_url_sig=temp_url_signature'
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b'&temp_url_expires=1400003600')
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return self.url + (u'?temp_url_sig=temp_url_signature'
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u'&temp_url_expires=1400003600')
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@property
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def expected_sha512_url(self):
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if isinstance(self.url, bytes):
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return self.url + (b'?temp_url_sig=sha512:dGVtcF91cmxfc2lnbmF0dXJl'
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b'&temp_url_expires=1400003600')
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return self.url + (u'?temp_url_sig=sha512:dGVtcF91cmxfc2lnbmF0dXJl'
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u'&temp_url_expires=1400003600')
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_sha1_temp_url(self, time_mock, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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url = u.generate_temp_url(self.url, self.seconds,
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self.key, self.method, digest='sha1')
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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self.assertEqual(url, self.expected_url)
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(),
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mock.call(key, self.expected_body, hashlib.sha1),
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mock.call().hexdigest(),
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])
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self.assertIsInstance(url, type(self.url))
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_sha512_temp_url(self, time_mock, hmac_mock):
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hmac_mock().digest.return_value = b'temp_url_signature'
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url = u.generate_temp_url(self.url, self.seconds,
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self.key, self.method, digest=hashlib.sha512)
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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self.assertEqual(url, self.expected_sha512_url)
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(),
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mock.call(key, self.expected_body, hashlib.sha512),
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mock.call().digest(),
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])
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self.assertIsInstance(url, type(self.url))
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_sha256_temp_url_by_default(self, time_mock, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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url = u.generate_temp_url(self.url, self.seconds,
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self.key, self.method)
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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self.assertEqual(url, self.expected_url)
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(),
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mock.call(key, self.expected_body, hashlib.sha256),
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mock.call().hexdigest(),
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])
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self.assertIsInstance(url, type(self.url))
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_temp_url_ip_range(self, time_mock, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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ip_ranges = [
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'1.2.3.4', '1.2.3.4/24', '2001:db8::',
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b'1.2.3.4', b'1.2.3.4/24', b'2001:db8::',
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]
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path = '/v1/AUTH_account/c/o/'
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expected_url = path + ('?temp_url_sig=temp_url_signature'
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'&temp_url_expires=1400003600'
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'&temp_url_ip_range=')
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for ip_range in ip_ranges:
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hmac_mock.reset_mock()
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url = u.generate_temp_url(path, self.seconds,
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self.key, self.method,
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ip_range=ip_range)
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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if isinstance(ip_range, bytes):
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ip_range_expected_url = (
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expected_url + ip_range.decode('utf-8')
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)
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expected_body = '\n'.join([
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'ip=' + ip_range.decode('utf-8'),
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self.method,
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'1400003600',
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path,
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]).encode('utf-8')
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else:
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ip_range_expected_url = expected_url + ip_range
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expected_body = '\n'.join([
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'ip=' + ip_range,
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self.method,
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'1400003600',
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path,
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]).encode('utf-8')
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self.assertEqual(url, ip_range_expected_url)
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(key, expected_body, hashlib.sha256),
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mock.call().hexdigest(),
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])
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self.assertIsInstance(url, type(path))
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@mock.patch('hmac.HMAC')
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def test_generate_temp_url_iso8601_argument(self, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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url = u.generate_temp_url(self.url, '2014-05-13T17:53:20Z',
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self.key, self.method)
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self.assertEqual(url, self.expected_url)
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# Don't care about absolute arg.
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url = u.generate_temp_url(self.url, '2014-05-13T17:53:20Z',
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self.key, self.method, absolute=True)
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self.assertEqual(url, self.expected_url)
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lt = localtime()
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expires = strftime(u.EXPIRES_ISO8601_FORMAT[:-1], lt)
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if not isinstance(self.expected_url, str):
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expected_url = self.expected_url.replace(
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b'1400003600', bytes(str(int(mktime(lt))), encoding='ascii'))
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else:
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expected_url = self.expected_url.replace(
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'1400003600', str(int(mktime(lt))))
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url = u.generate_temp_url(self.url, expires,
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self.key, self.method)
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self.assertEqual(url, expected_url)
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expires = strftime(u.SHORT_EXPIRES_ISO8601_FORMAT, lt)
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lt = strptime(expires, u.SHORT_EXPIRES_ISO8601_FORMAT)
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if not isinstance(self.expected_url, str):
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expected_url = self.expected_url.replace(
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b'1400003600', bytes(str(int(mktime(lt))), encoding='ascii'))
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else:
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expected_url = self.expected_url.replace(
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'1400003600', str(int(mktime(lt))))
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url = u.generate_temp_url(self.url, expires,
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self.key, self.method)
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self.assertEqual(url, expected_url)
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_temp_url_iso8601_output(self, time_mock, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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url = u.generate_temp_url(self.url, self.seconds,
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self.key, self.method,
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iso8601=True)
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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expires = strftime(u.EXPIRES_ISO8601_FORMAT, gmtime(1400003600))
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if not isinstance(self.url, str):
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self.assertTrue(url.endswith(bytes(expires, 'utf-8')))
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else:
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self.assertTrue(url.endswith(expires))
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(),
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mock.call(key, self.expected_body, hashlib.sha256),
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mock.call().hexdigest(),
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])
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self.assertIsInstance(url, type(self.url))
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@mock.patch('hmac.HMAC')
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@mock.patch('time.time', return_value=1400000000)
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def test_generate_temp_url_prefix(self, time_mock, hmac_mock):
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hmac_mock().hexdigest.return_value = 'temp_url_signature'
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prefixes = ['', 'o', 'p0/p1/']
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for p in prefixes:
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hmac_mock.reset_mock()
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path = '/v1/AUTH_account/c/' + p
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expected_url = path + ('?temp_url_sig=temp_url_signature'
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'&temp_url_expires=1400003600'
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'&temp_url_prefix=' + p)
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expected_body = '\n'.join([
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self.method,
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'1400003600',
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'prefix:' + path,
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]).encode('utf-8')
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url = u.generate_temp_url(path, self.seconds,
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self.key, self.method, prefix=True)
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key = self.key
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if not isinstance(key, bytes):
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key = key.encode('utf-8')
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self.assertEqual(url, expected_url)
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self.assertEqual(hmac_mock.mock_calls, [
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mock.call(key, expected_body, hashlib.sha256),
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mock.call().hexdigest(),
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])
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self.assertIsInstance(url, type(path))
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def test_generate_temp_url_invalid_path(self):
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(b'/v1/a/c/\xff', self.seconds, self.key,
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self.method)
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self.assertEqual(exc_manager.exception.args[0],
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'path must be representable as UTF-8')
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@mock.patch('hmac.HMAC.hexdigest', return_value="temp_url_signature")
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def test_generate_absolute_expiry_temp_url(self, hmac_mock):
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if isinstance(self.expected_url, bytes):
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expected_url = self.expected_url.replace(
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b'1400003600', b'2146636800')
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else:
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expected_url = self.expected_url.replace(
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'1400003600', '2146636800')
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url = u.generate_temp_url(self.url, 2146636800, self.key, self.method,
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absolute=True)
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self.assertEqual(url, expected_url)
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def test_generate_temp_url_bad_time(self):
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, 'not_an_int', self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, -1, self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, 1.1, self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, '-1', self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, '1.1', self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(self.url, '2015-05', self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url(
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self.url, '2015-05-01T01:00', self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0], u.TIME_ERRMSG)
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def test_generate_temp_url_bad_path(self):
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url('/v1/a/c', 60, self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0],
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'path must be full path to an object e.g. /v1/a/c/o')
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with self.assertRaises(ValueError) as exc_manager:
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u.generate_temp_url('v1/a/c/o', 60, self.key, self.method)
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self.assertEqual(exc_manager.exception.args[0],
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'path must be full path to an object e.g. /v1/a/c/o')
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with self.assertRaises(ValueError) as exc_manager:
|
|
u.generate_temp_url('blah/v1/a/c/o', 60, self.key, self.method)
|
|
self.assertEqual(exc_manager.exception.args[0],
|
|
'path must be full path to an object e.g. /v1/a/c/o')
|
|
|
|
with self.assertRaises(ValueError) as exc_manager:
|
|
u.generate_temp_url('/v1//c/o', 60, self.key, self.method)
|
|
self.assertEqual(exc_manager.exception.args[0],
|
|
'path must be full path to an object e.g. /v1/a/c/o')
|
|
|
|
with self.assertRaises(ValueError) as exc_manager:
|
|
u.generate_temp_url('/v1/a/c/', 60, self.key, self.method)
|
|
self.assertEqual(exc_manager.exception.args[0],
|
|
'path must be full path to an object e.g. /v1/a/c/o')
|
|
|
|
with self.assertRaises(ValueError) as exc_manager:
|
|
u.generate_temp_url('/v1/a/c', 60, self.key, self.method,
|
|
prefix=True)
|
|
self.assertEqual(exc_manager.exception.args[0],
|
|
'path must at least contain /v1/a/c/')
|
|
|
|
|
|
class TestTempURLUnicodePathAndKey(TestTempURL):
|
|
url = '/v1/\u00e4/c/\u00f3'
|
|
key = 'k\u00e9y'
|
|
seconds = '1hr'
|
|
expected_body = '\n'.join([
|
|
'GET',
|
|
'1400003600',
|
|
url,
|
|
]).encode('utf-8')
|
|
|
|
|
|
class TestTempURLUnicodePathBytesKey(TestTempURL):
|
|
url = '/v1/\u00e4/c/\u00f3'
|
|
key = 'k\u00e9y'.encode('utf-8')
|
|
seconds = '60m'
|
|
expected_body = '\n'.join([
|
|
'GET',
|
|
'1400003600',
|
|
url,
|
|
]).encode('utf-8')
|
|
|
|
|
|
class TestTempURLBytesPathUnicodeKey(TestTempURL):
|
|
url = '/v1/\u00e4/c/\u00f3'.encode('utf-8')
|
|
key = 'k\u00e9y'
|
|
expected_body = b'\n'.join([
|
|
b'GET',
|
|
b'1400003600',
|
|
url,
|
|
])
|
|
|
|
|
|
class TestTempURLBytesPathAndKey(TestTempURL):
|
|
url = '/v1/\u00e4/c/\u00f3'.encode('utf-8')
|
|
key = 'k\u00e9y'.encode('utf-8')
|
|
expected_body = b'\n'.join([
|
|
b'GET',
|
|
b'1400003600',
|
|
url,
|
|
])
|
|
|
|
|
|
class TestTempURLBytesPathAndNonUtf8Key(TestTempURL):
|
|
url = '/v1/\u00e4/c/\u00f3'.encode('utf-8')
|
|
key = b'k\xffy'
|
|
expected_body = b'\n'.join([
|
|
b'GET',
|
|
b'1400003600',
|
|
url,
|
|
])
|
|
|
|
|
|
class TestTempURLInfoPath(TestTempURL):
|
|
url = '/info'.encode('utf-8')
|
|
expected_body = b'\n'.join([
|
|
b'GET',
|
|
b'1400003600',
|
|
url,
|
|
])
|
|
|
|
@property
|
|
def expected_url(self):
|
|
if isinstance(self.url, bytes):
|
|
return self.url + (b'?swiftinfo_sig=temp_url_signature'
|
|
b'&swiftinfo_expires=1400003600')
|
|
return self.url + (u'?swiftinfo_sig=temp_url_signature'
|
|
u'&swiftinfo_expires=1400003600')
|
|
|
|
@property
|
|
def expected_sha512_url(self):
|
|
if isinstance(self.url, bytes):
|
|
return self.url + (
|
|
b'?swiftinfo_sig=sha512:dGVtcF91cmxfc2lnbmF0dXJl'
|
|
b'&swiftinfo_expires=1400003600')
|
|
return self.url + (u'?swiftinfo_sig=sha512:dGVtcF91cmxfc2lnbmF0dXJl'
|
|
u'&swiftinfo_expires=1400003600')
|
|
|
|
|
|
class TestReadableToIterable(unittest.TestCase):
|
|
|
|
def test_iter(self):
|
|
chunk_size = 4
|
|
write_data = tuple(x.encode() for x in ('a', 'b', 'c', 'd'))
|
|
actual_md5sum = hashlib.md5()
|
|
|
|
with tempfile.TemporaryFile() as f:
|
|
for x in write_data:
|
|
f.write(x * chunk_size)
|
|
actual_md5sum.update(x * chunk_size)
|
|
f.seek(0)
|
|
data = u.ReadableToIterable(f, chunk_size, True)
|
|
|
|
for i, data_chunk in enumerate(data):
|
|
self.assertEqual(chunk_size, len(data_chunk))
|
|
self.assertEqual(data_chunk, write_data[i] * chunk_size)
|
|
|
|
self.assertEqual(actual_md5sum.hexdigest(), data.get_md5sum())
|
|
|
|
def test_md5_creation(self):
|
|
# Check creation with a real and noop md5 class
|
|
data = u.ReadableToIterable(None, None, md5=True)
|
|
self.assertEqual(hashlib.md5().hexdigest(), data.get_md5sum())
|
|
self.assertIs(type(hashlib.md5()), type(data.md5sum))
|
|
|
|
data = u.ReadableToIterable(None, None, md5=False)
|
|
self.assertEqual('', data.get_md5sum())
|
|
self.assertIs(u.NoopMD5, type(data.md5sum))
|
|
|
|
def test_unicode(self):
|
|
# Check no errors are raised if unicode data is feed in.
|
|
unicode_data = 'abc'
|
|
actual_md5sum = hashlib.md5(unicode_data.encode()).hexdigest()
|
|
chunk_size = 2
|
|
|
|
with tempfile.TemporaryFile(mode='w+') as f:
|
|
f.write(unicode_data)
|
|
f.seek(0)
|
|
data = u.ReadableToIterable(f, chunk_size, True)
|
|
|
|
x = next(data)
|
|
self.assertEqual(2, len(x))
|
|
self.assertEqual(unicode_data[:2], x)
|
|
|
|
x = next(data)
|
|
self.assertEqual(1, len(x))
|
|
self.assertEqual(unicode_data[2:], x)
|
|
|
|
self.assertEqual(actual_md5sum, data.get_md5sum())
|
|
|
|
|
|
class TestLengthWrapper(unittest.TestCase):
|
|
|
|
def test_stringio(self):
|
|
contents = io.StringIO('a' * 50 + 'b' * 50)
|
|
contents.seek(22)
|
|
data = u.LengthWrapper(contents, 42, True)
|
|
s = 'a' * 28 + 'b' * 14
|
|
read_data = ''.join(iter(data.read, ''))
|
|
|
|
self.assertEqual(42, len(data))
|
|
self.assertEqual(42, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s.encode()).hexdigest(),
|
|
data.get_md5sum())
|
|
|
|
data.reset()
|
|
self.assertEqual(hashlib.md5().hexdigest(), data.get_md5sum())
|
|
|
|
read_data = ''.join(iter(data.read, ''))
|
|
self.assertEqual(42, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s.encode()).hexdigest(),
|
|
data.get_md5sum())
|
|
|
|
def test_bytesio(self):
|
|
contents = io.BytesIO(b'a' * 50 + b'b' * 50)
|
|
contents.seek(22)
|
|
data = u.LengthWrapper(contents, 42, True)
|
|
s = b'a' * 28 + b'b' * 14
|
|
read_data = b''.join(iter(data.read, ''))
|
|
|
|
self.assertEqual(42, len(data))
|
|
self.assertEqual(42, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s).hexdigest(), data.get_md5sum())
|
|
|
|
def test_tempfile(self):
|
|
with tempfile.NamedTemporaryFile(mode='wb') as f:
|
|
f.write(b'a' * 100)
|
|
f.flush()
|
|
with open(f.name, 'rb') as contents:
|
|
data = u.LengthWrapper(contents, 42, True)
|
|
s = b'a' * 42
|
|
read_data = b''.join(iter(data.read, ''))
|
|
|
|
self.assertEqual(42, len(data))
|
|
self.assertEqual(42, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s).hexdigest(), data.get_md5sum())
|
|
|
|
def test_segmented_file(self):
|
|
with tempfile.NamedTemporaryFile(mode='wb') as f:
|
|
segment_length = 1024
|
|
segments = ('a', 'b', 'c', 'd')
|
|
for c in segments:
|
|
f.write((c * segment_length).encode())
|
|
f.flush()
|
|
for i, c in enumerate(segments):
|
|
with open(f.name, 'rb') as contents:
|
|
contents.seek(i * segment_length)
|
|
data = u.LengthWrapper(contents, segment_length, True)
|
|
read_data = b''.join(iter(data.read, ''))
|
|
s = (c * segment_length).encode()
|
|
|
|
self.assertEqual(segment_length, len(data))
|
|
self.assertEqual(segment_length, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s).hexdigest(),
|
|
data.get_md5sum())
|
|
|
|
data.reset()
|
|
self.assertEqual(hashlib.md5().hexdigest(),
|
|
data.get_md5sum())
|
|
read_data = b''.join(iter(data.read, ''))
|
|
self.assertEqual(segment_length, len(data))
|
|
self.assertEqual(segment_length, len(read_data))
|
|
self.assertEqual(s, read_data)
|
|
self.assertEqual(hashlib.md5(s).hexdigest(),
|
|
data.get_md5sum())
|
|
|
|
|
|
class TestGroupers(unittest.TestCase):
|
|
def test_n_at_a_time(self):
|
|
result = list(u.n_at_a_time(range(100), 9))
|
|
self.assertEqual([9] * 11 + [1], list(map(len, result)))
|
|
|
|
result = list(u.n_at_a_time(range(100), 10))
|
|
self.assertEqual([10] * 10, list(map(len, result)))
|
|
|
|
result = list(u.n_at_a_time(range(100), 11))
|
|
self.assertEqual([11] * 9 + [1], list(map(len, result)))
|
|
|
|
result = list(u.n_at_a_time(range(100), 12))
|
|
self.assertEqual([12] * 8 + [4], list(map(len, result)))
|
|
|
|
def test_n_groups(self):
|
|
result = list(u.n_groups(range(100), 9))
|
|
self.assertEqual([12] * 8 + [4], list(map(len, result)))
|
|
|
|
result = list(u.n_groups(range(100), 10))
|
|
self.assertEqual([10] * 10, list(map(len, result)))
|
|
|
|
result = list(u.n_groups(range(100), 11))
|
|
self.assertEqual([10] * 10, list(map(len, result)))
|
|
|
|
result = list(u.n_groups(range(100), 12))
|
|
self.assertEqual([9] * 11 + [1], list(map(len, result)))
|
|
|
|
|
|
class TestApiResponeParser(unittest.TestCase):
|
|
|
|
def test_utf8_default(self):
|
|
result = u.parse_api_response(
|
|
{}, '{"test": "\u2603"}'.encode('utf8'))
|
|
self.assertEqual({'test': '\u2603'}, result)
|
|
|
|
result = u.parse_api_response(
|
|
{}, '{"test": "\\u2603"}'.encode('utf8'))
|
|
self.assertEqual({'test': '\u2603'}, result)
|
|
|
|
def test_bad_json(self):
|
|
self.assertRaises(ValueError, u.parse_api_response,
|
|
{}, b'{"foo": "bar}')
|
|
|
|
def test_bad_utf8(self):
|
|
self.assertRaises(UnicodeDecodeError, u.parse_api_response,
|
|
{}, b'{"foo": "b\xffr"}')
|
|
|
|
def test_latin_1(self):
|
|
result = u.parse_api_response(
|
|
{'content-type': 'application/json; charset=iso8859-1'},
|
|
b'{"t\xe9st": "\xff"}')
|
|
self.assertEqual({'t\xe9st': '\xff'}, result)
|
|
|
|
def test_gzipped_utf8(self):
|
|
buf = io.BytesIO()
|
|
gz = gzip.GzipFile(fileobj=buf, mode='w')
|
|
gz.write('{"test": "\u2603"}'.encode('utf8'))
|
|
gz.close()
|
|
result = u.parse_api_response(
|
|
{'content-encoding': 'gzip'},
|
|
buf.getvalue())
|
|
self.assertEqual({'test': '\u2603'}, result)
|
|
|
|
|
|
class TestGetBody(unittest.TestCase):
|
|
|
|
def test_not_gzipped(self):
|
|
result = u.parse_api_response(
|
|
{}, '{"test": "\\u2603"}'.encode('utf8'))
|
|
self.assertEqual({'test': '\u2603'}, result)
|
|
|
|
def test_gzipped_body(self):
|
|
buf = io.BytesIO()
|
|
gz = gzip.GzipFile(fileobj=buf, mode='w')
|
|
gz.write('{"test": "\u2603"}'.encode('utf8'))
|
|
gz.close()
|
|
result = u.parse_api_response(
|
|
{'content-encoding': 'gzip'},
|
|
buf.getvalue())
|
|
self.assertEqual({'test': '\u2603'}, result)
|
|
|
|
|
|
class JSONTracker:
|
|
def __init__(self, data):
|
|
self.data = data
|
|
self.calls = []
|
|
|
|
def __iter__(self):
|
|
for item in self.data:
|
|
self.calls.append(('read', item))
|
|
yield item
|
|
|
|
def write(self, s):
|
|
self.calls.append(('write', s))
|
|
|
|
|
|
class TestJSONableIterable(unittest.TestCase):
|
|
def test_json_dump_iterencodes(self):
|
|
t = JSONTracker([1, 'fish', 2, 'fish'])
|
|
json.dump(u.JSONableIterable(t), t)
|
|
self.assertEqual(t.calls, [
|
|
('read', 1),
|
|
('write', '[1'),
|
|
('read', 'fish'),
|
|
('write', ', "fish"'),
|
|
('read', 2),
|
|
('write', ', 2'),
|
|
('read', 'fish'),
|
|
('write', ', "fish"'),
|
|
('write', ']'),
|
|
])
|
|
|
|
def test_json_dump_empty_iter(self):
|
|
t = JSONTracker([])
|
|
json.dump(u.JSONableIterable(t), t)
|
|
self.assertEqual(t.calls, [
|
|
('write', '[]'),
|
|
])
|