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# Copyright (c) 2014 The Johns Hopkins University/Applied Physics Laboratory
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from testtools import TestCase
from kmip.core.errors import ErrorStrings
from kmip.core import utils
class TestUtils(TestCase):
def setUp(self):
super(TestUtils, self).setUp()
def tearDown(self):
super(TestUtils, self).tearDown()
def test_count_bytes(self):
num = 65535
bytes_exp = 2
bytes_obs = utils.count_bytes(num)
self.assertEqual(bytes_exp, bytes_obs,
'Value {0} requires {1} bytes to encode, '
'received {2} byte(s)'.format(num, bytes_exp,
bytes_obs))
def test_count_bytes_overflow(self):
num = 65536
bytes_exp = 3
bytes_obs = utils.count_bytes(num)
self.assertEqual(bytes_exp, bytes_obs,
'Value {0} requires {1} bytes to encode, '
'received {2} bytes'.format(num, bytes_exp,
bytes_obs))
def test_count_bytes_zero(self):
num = 0
bytes_exp = 1
bytes_obs = utils.count_bytes(num)
self.assertEqual(bytes_exp, bytes_obs,
'Value {0} requires {1} bytes to encode, '
'received {2} byte(s)'.format(num, bytes_exp,
bytes_obs))
class TestBytearrayStream(TestCase):
def setUp(self):
super(TestBytearrayStream, self).setUp()
self.stream = utils.BytearrayStream()
self.bad_type = ErrorStrings.BAD_EXP_RECV.format('BytearrayStream.{0}',
'type', '{1}', '{2}')
self.bad_len = ErrorStrings.BAD_EXP_RECV.format('BytearrayStream.{0}',
'length', '{1}', '{2}')
self.bad_val = ErrorStrings.BAD_EXP_RECV.format('BytearrayStream.{0}',
'value', '{1}', '{2}')
def tearDown(self):
super(TestBytearrayStream, self).tearDown()
def test_init(self):
value = b'\x00'
b = utils.BytearrayStream(value)
buf_type = type(b.buffer)
msg = self.bad_type.format('buffer', type(b''), buf_type)
self.assertIsInstance(b.buffer, type(b''),
msg.format(type(b''), type(b.buffer)))
length = len(b.buffer)
msg = self.bad_len.format('buffer', 1, length)
self.assertEqual(1, length, msg)
content = b.buffer
msg = self.bad_val.format('buffer', value, content)
self.assertEqual(value, content, msg)
def test_init_unset(self):
b = utils.BytearrayStream()
buf_type = type(b.buffer)
msg = self.bad_type.format('buffer', type(b''), buf_type)
self.assertIsInstance(b.buffer, type(b''),
msg.format(type(b''), type(b.buffer)))
length = len(b.buffer)
msg = self.bad_len.format('buffer', 0, length)
self.assertEqual(0, length, msg)
def test_read(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
def test_write(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
def test_peek(self):
# TODO (peter-hamilton) Finish implementation.
value = (b'\x00\x01\x02\x03')
expected = value
b = expected
expected = b
b = utils.BytearrayStream(value)
def test_peek_overflow(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
def test_peek_empty(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
def test_peek_none(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
def test_length(self):
# TODO (peter-hamilton) Finish implementation.
self.skip('')
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