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test_util_types.py
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292 lines (235 loc) · 11.4 KB
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# Copyright 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
import datetime
from cassandra.util import Date, Time, Duration, Version
class DateTests(unittest.TestCase):
def test_from_datetime(self):
expected_date = datetime.date(1492, 10, 12)
d = Date(expected_date)
self.assertEqual(str(d), str(expected_date))
def test_from_string(self):
expected_date = datetime.date(1492, 10, 12)
d = Date(expected_date)
sd = Date('1492-10-12')
self.assertEqual(sd, d)
sd = Date('+1492-10-12')
self.assertEqual(sd, d)
def test_from_date(self):
expected_date = datetime.date(1492, 10, 12)
d = Date(expected_date)
self.assertEqual(d.date(), expected_date)
def test_from_days(self):
sd = Date(0)
self.assertEqual(sd, Date(datetime.date(1970, 1, 1)))
sd = Date(-1)
self.assertEqual(sd, Date(datetime.date(1969, 12, 31)))
sd = Date(1)
self.assertEqual(sd, Date(datetime.date(1970, 1, 2)))
def test_limits(self):
min_builtin = Date(datetime.date(1, 1, 1))
max_builtin = Date(datetime.date(9999, 12, 31))
self.assertEqual(Date(min_builtin.days_from_epoch), min_builtin)
self.assertEqual(Date(max_builtin.days_from_epoch), max_builtin)
# just proving we can construct with on offset outside buildin range
self.assertEqual(Date(min_builtin.days_from_epoch - 1).days_from_epoch,
min_builtin.days_from_epoch - 1)
self.assertEqual(Date(max_builtin.days_from_epoch + 1).days_from_epoch,
max_builtin.days_from_epoch + 1)
def test_invalid_init(self):
self.assertRaises(ValueError, Date, '-1999-10-10')
self.assertRaises(TypeError, Date, 1.234)
def test_str(self):
date_str = '2015-03-16'
self.assertEqual(str(Date(date_str)), date_str)
def test_out_of_range(self):
self.assertEqual(str(Date(2932897)), '2932897')
self.assertEqual(repr(Date(1)), 'Date(1)')
def test_equals(self):
self.assertEqual(Date(1234), 1234)
self.assertEqual(Date(1), datetime.date(1970, 1, 2))
self.assertFalse(Date(2932897) == datetime.date(9999, 12, 31)) # date can't represent year > 9999
self.assertEqual(Date(2932897), 2932897)
class TimeTests(unittest.TestCase):
def test_units_from_string(self):
one_micro = 1000
one_milli = 1000 * one_micro
one_second = 1000 * one_milli
one_minute = 60 * one_second
one_hour = 60 * one_minute
tt = Time('00:00:00.000000001')
self.assertEqual(tt.nanosecond_time, 1)
tt = Time('00:00:00.000001')
self.assertEqual(tt.nanosecond_time, one_micro)
tt = Time('00:00:00.001')
self.assertEqual(tt.nanosecond_time, one_milli)
tt = Time('00:00:01')
self.assertEqual(tt.nanosecond_time, one_second)
tt = Time('00:01:00')
self.assertEqual(tt.nanosecond_time, one_minute)
tt = Time('01:00:00')
self.assertEqual(tt.nanosecond_time, one_hour)
tt = Time('01:00:00.')
self.assertEqual(tt.nanosecond_time, one_hour)
tt = Time('23:59:59.123456')
self.assertEqual(tt.nanosecond_time, 23 * one_hour + 59 * one_minute + 59 * one_second + 123 * one_milli + 456 * one_micro)
tt = Time('23:59:59.1234567')
self.assertEqual(tt.nanosecond_time, 23 * one_hour + 59 * one_minute + 59 * one_second + 123 * one_milli + 456 * one_micro + 700)
tt = Time('23:59:59.12345678')
self.assertEqual(tt.nanosecond_time, 23 * one_hour + 59 * one_minute + 59 * one_second + 123 * one_milli + 456 * one_micro + 780)
tt = Time('23:59:59.123456789')
self.assertEqual(tt.nanosecond_time, 23 * one_hour + 59 * one_minute + 59 * one_second + 123 * one_milli + 456 * one_micro + 789)
def test_micro_precision(self):
Time('23:59:59.1')
Time('23:59:59.12')
Time('23:59:59.123')
Time('23:59:59.1234')
Time('23:59:59.12345')
def test_from_int(self):
tt = Time(12345678)
self.assertEqual(tt.nanosecond_time, 12345678)
def test_from_time(self):
expected_time = datetime.time(12, 1, 2, 3)
tt = Time(expected_time)
self.assertEqual(tt, expected_time)
def test_as_time(self):
expected_time = datetime.time(12, 1, 2, 3)
tt = Time(expected_time)
self.assertEqual(tt.time(), expected_time)
def test_equals(self):
# util.Time self equality
self.assertEqual(Time(1234), Time(1234))
def test_str_repr(self):
time_str = '12:13:14.123456789'
self.assertEqual(str(Time(time_str)), time_str)
self.assertEqual(repr(Time(1)), 'Time(1)')
def test_invalid_init(self):
self.assertRaises(ValueError, Time, '1999-10-10 11:11:11.1234')
self.assertRaises(TypeError, Time, 1.234)
self.assertRaises(ValueError, Time, 123456789000000)
self.assertRaises(TypeError, Time, datetime.datetime(2004, 12, 23, 11, 11, 1))
class DurationTests(unittest.TestCase):
def test_valid_format(self):
valid = Duration(1, 1, 1)
self.assertEqual(valid.months, 1)
self.assertEqual(valid.days, 1)
self.assertEqual(valid.nanoseconds, 1)
valid = Duration(nanoseconds=100000)
self.assertEqual(valid.months, 0)
self.assertEqual(valid.days, 0)
self.assertEqual(valid.nanoseconds, 100000)
valid = Duration()
self.assertEqual(valid.months, 0)
self.assertEqual(valid.days, 0)
self.assertEqual(valid.nanoseconds, 0)
valid = Duration(-10, -21, -1000)
self.assertEqual(valid.months, -10)
self.assertEqual(valid.days, -21)
self.assertEqual(valid.nanoseconds, -1000)
def test_equality(self):
first = Duration(1, 1, 1)
second = Duration(-1, 1, 1)
self.assertNotEqual(first, second)
first = Duration(1, 1, 1)
second = Duration(1, 1, 1)
self.assertEqual(first, second)
first = Duration()
second = Duration(0, 0, 0)
self.assertEqual(first, second)
first = Duration(1000, 10000, 2345345)
second = Duration(1000, 10000, 2345345)
self.assertEqual(first, second)
first = Duration(12, 0 , 100)
second = Duration(nanoseconds=100, months=12)
self.assertEqual(first, second)
def test_str(self):
self.assertEqual(str(Duration(1, 1, 1)), "1mo1d1ns")
self.assertEqual(str(Duration(1, 1, -1)), "-1mo1d1ns")
self.assertEqual(str(Duration(1, 1, 1000000000000000)), "1mo1d1000000000000000ns")
self.assertEqual(str(Duration(52, 23, 564564)), "52mo23d564564ns")
class VersionTests(unittest.TestCase):
def test_version_parsing(self):
versions = [
('2.0.0', (2, 0, 0, 0, 0)),
('3.1.0', (3, 1, 0, 0, 0)),
('2.4.54', (2, 4, 54, 0, 0)),
('3.1.1.12', (3, 1, 1, 12, 0)),
('3.55.1.build12', (3, 55, 1, 'build12', 0)),
('3.55.1.20190429-TEST', (3, 55, 1, 20190429, 'TEST')),
('4.0-SNAPSHOT', (4, 0, 0, 0, 'SNAPSHOT')),
('1.0.5.4.3', (1, 0, 5, 4, 0)),
('1-SNAPSHOT', (1, 0, 0, 0, 'SNAPSHOT')),
('4.0.1.2.3.4.5-ABC-123-SNAP-TEST.blah', (4, 0, 1, 2, 'ABC-123-SNAP-TEST.blah')),
('2.1.hello', (2, 1, 0, 0, 0)),
('2.test.1', (2, 0, 0, 0, 0)),
]
for str_version, expected_result in versions:
v = Version(str_version)
self.assertEqual(str_version, str(v))
self.assertEqual(v.major, expected_result[0])
self.assertEqual(v.minor, expected_result[1])
self.assertEqual(v.patch, expected_result[2])
self.assertEqual(v.build, expected_result[3])
self.assertEqual(v.prerelease, expected_result[4])
# not supported version formats
with self.assertRaises(ValueError):
Version('test.1.0')
def test_version_compare(self):
# just tests a bunch of versions
# major wins
self.assertTrue(Version('3.3.0') > Version('2.5.0'))
self.assertTrue(Version('3.3.0') > Version('2.5.0.66'))
self.assertTrue(Version('3.3.0') > Version('2.5.21'))
# minor wins
self.assertTrue(Version('2.3.0') > Version('2.2.0'))
self.assertTrue(Version('2.3.0') > Version('2.2.7'))
self.assertTrue(Version('2.3.0') > Version('2.2.7.9'))
# patch wins
self.assertTrue(Version('2.3.1') > Version('2.3.0'))
self.assertTrue(Version('2.3.1') > Version('2.3.0.4post0'))
self.assertTrue(Version('2.3.1') > Version('2.3.0.44'))
# various
self.assertTrue(Version('2.3.0.1') > Version('2.3.0.0'))
self.assertTrue(Version('2.3.0.680') > Version('2.3.0.670'))
self.assertTrue(Version('2.3.0.681') > Version('2.3.0.680'))
self.assertTrue(Version('2.3.0.1build0') > Version('2.3.0.1')) # 4th part fallback to str cmp
self.assertTrue(Version('2.3.0.build0') > Version('2.3.0.1')) # 4th part fallback to str cmp
self.assertTrue(Version('2.3.0') < Version('2.3.0.build'))
self.assertTrue(Version('4-a') <= Version('4.0.0'))
self.assertTrue(Version('4-a') <= Version('4.0-alpha1'))
self.assertTrue(Version('4-a') <= Version('4.0-beta1'))
self.assertTrue(Version('4.0.0') >= Version('4.0.0'))
self.assertTrue(Version('4.0.0.421') >= Version('4.0.0'))
self.assertTrue(Version('4.0.1') >= Version('4.0.0'))
self.assertTrue(Version('2.3.0') == Version('2.3.0'))
self.assertTrue(Version('2.3.32') == Version('2.3.32'))
self.assertTrue(Version('2.3.32') == Version('2.3.32.0'))
self.assertTrue(Version('2.3.0.build') == Version('2.3.0.build'))
self.assertTrue(Version('4') == Version('4.0.0'))
self.assertTrue(Version('4.0') == Version('4.0.0.0'))
self.assertTrue(Version('4.0') > Version('3.9.3'))
self.assertTrue(Version('4.0') > Version('4.0-SNAPSHOT'))
self.assertTrue(Version('4.0-SNAPSHOT') == Version('4.0-SNAPSHOT'))
self.assertTrue(Version('4.0.0-SNAPSHOT') == Version('4.0-SNAPSHOT'))
self.assertTrue(Version('4.0.0-SNAPSHOT') == Version('4.0.0-SNAPSHOT'))
self.assertTrue(Version('4.0.0.build5-SNAPSHOT') == Version('4.0.0.build5-SNAPSHOT'))
self.assertTrue(Version('4.1-SNAPSHOT') > Version('4.0-SNAPSHOT'))
self.assertTrue(Version('4.0.1-SNAPSHOT') > Version('4.0.0-SNAPSHOT'))
self.assertTrue(Version('4.0.0.build6-SNAPSHOT') > Version('4.0.0.build5-SNAPSHOT'))
self.assertTrue(Version('4.0-SNAPSHOT2') > Version('4.0-SNAPSHOT1'))
self.assertTrue(Version('4.0-SNAPSHOT2') > Version('4.0.0-SNAPSHOT1'))
self.assertTrue(Version('4.0.0-alpha1-SNAPSHOT') > Version('4.0.0-SNAPSHOT'))