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from basetest import *
import pprint
from zfs_autobackup.Thinner import Thinner
# randint is different in python 2 vs 3
randint_compat = lambda lo, hi: lo + int(random.random() * (hi + 1 - lo))
class Thing:
def __init__(self, timestamp):
self.timestamp=timestamp
def __str__(self):
# age=now-self.timestamp
struct=time.gmtime(self.timestamp)
return("{}".format(time.strftime("%Y-%m-%d %H:%M:%S",struct)))
class TestThinner(unittest2.TestCase):
# def setUp(self):
# return super().setUp()
def test_exceptions(self):
with self.assertRaisesRegexp(Exception, "^Invalid period"):
ThinnerRule("12X12m")
with self.assertRaisesRegexp(Exception, "^Invalid ttl"):
ThinnerRule("12d12X")
with self.assertRaisesRegexp(Exception, "^Period cant be"):
ThinnerRule("12d1d")
with self.assertRaisesRegexp(Exception, "^Invalid schedule"):
ThinnerRule("XXX")
with self.assertRaisesRegexp(Exception, "^Number of"):
Thinner("-1")
def test_incremental(self):
ok=['2023-01-03 10:53:16',
'2024-01-02 15:43:29',
'2025-01-01 06:15:32',
'2026-01-01 02:48:23',
'2026-04-07 20:07:36',
'2026-05-07 02:30:29',
'2026-06-06 01:19:46',
'2026-07-06 06:38:09',
'2026-08-05 05:08:53',
'2026-09-04 03:33:04',
'2026-10-04 05:27:09',
'2026-11-04 04:01:17',
'2026-12-03 13:49:56',
'2027-01-01 17:02:00',
'2027-01-03 04:26:42',
'2027-02-01 14:16:02',
'2027-02-12 03:31:02',
'2027-02-18 00:33:10',
'2027-02-26 21:09:54',
'2027-03-02 08:05:18',
'2027-03-03 16:46:09',
'2027-03-04 06:39:14',
'2027-03-06 03:35:41',
'2027-03-08 12:24:42',
'2027-03-08 20:34:57']
#some arbitrary date
now=1589229252
#we want deterministic results
random.seed(1337)
thinner=Thinner("5,10s1min,1d1w,1w1m,1m12m,1y5y")
things=[]
#thin incrementally while adding
for i in range(0,5000):
#increase random amount of time and maybe add a thing
now=now+randint_compat(0,3600*24)
if random.random()>=0.5:
things.append(Thing(now))
(keeps, removes)=thinner.thin(things, keep_objects=[], now=now)
things=keeps
result=[]
for thing in things:
result.append(str(thing))
print("Thinner result incremental:")
pprint.pprint(result)
self.assertEqual(result, ok)
def test_full(self):
ok=['2022-03-09 01:56:23',
'2023-01-03 10:53:16',
'2024-01-02 15:43:29',
'2025-01-01 06:15:32',
'2026-01-01 02:48:23',
'2026-03-14 09:08:04',
'2026-04-07 20:07:36',
'2026-05-07 02:30:29',
'2026-06-06 01:19:46',
'2026-07-06 06:38:09',
'2026-08-05 05:08:53',
'2026-09-04 03:33:04',
'2026-10-04 05:27:09',
'2026-11-04 04:01:17',
'2026-12-03 13:49:56',
'2027-01-01 17:02:00',
'2027-01-03 04:26:42',
'2027-02-01 14:16:02',
'2027-02-08 02:41:14',
'2027-02-12 03:31:02',
'2027-02-18 00:33:10',
'2027-02-26 21:09:54',
'2027-03-02 08:05:18',
'2027-03-03 16:46:09',
'2027-03-04 06:39:14',
'2027-03-06 03:35:41',
'2027-03-08 12:24:42',
'2027-03-08 20:34:57']
#some arbitrary date
now=1589229252
#we want deterministic results
random.seed(1337)
thinner=Thinner("5,10s1min,1d1w,1w1m,1m12m,1y5y")
things=[]
for i in range(0,5000):
#increase random amount of time and maybe add a thing
now=now+randint_compat(0,3600*24)
if random.random()>=0.5:
things.append(Thing(now))
(things, removes)=thinner.thin(things, keep_objects=[], now=now)
result=[]
for thing in things:
result.append(str(thing))
print("Thinner result full:")
pprint.pprint(result)
self.assertEqual(result, ok)
# if __name__ == '__main__':
# unittest.main()
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