# Copyright 2013-2017 DataStax, Inc.

#

# 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.

try:

import unittest2 as unittest

except ImportError:

import unittest # noqa

from cassandra.cqlengine.columns import Column

class ColumnTest(unittest.TestCase):

def test_comparisons(self):

c0 = Column()

c1 = Column()

self.assertEqual(c1.position - c0.position, 1)

# __ne__

self.assertNotEqual(c0, c1)

self.assertNotEqual(c0, object())

# __eq__

self.assertEqual(c0, c0)

self.assertFalse(c0 == object())

# __lt__

self.assertLess(c0, c1)

try:

c0 < object() # this raises for Python 3

except TypeError:

pass

# __le__

self.assertLessEqual(c0, c1)

self.assertLessEqual(c0, c0)

try:

c0 <= object() # this raises for Python 3

except TypeError:

pass

# __gt__

self.assertGreater(c1, c0)

try:

c1 > object() # this raises for Python 3

except TypeError:

pass

# __ge__

self.assertGreaterEqual(c1, c0)

self.assertGreaterEqual(c1, c1)

try:

c1 >= object() # this raises for Python 3

except TypeError:

pass

def test_hash(self):

c0 = Column()

self.assertEqual(id(c0), c0.__hash__())