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test_strict_rfc3339.py
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test_strict_rfc3339.py
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# Copyright 2012 (C) Adam Greig, Daniel Richman
#
# This file is part of strict_rfc3339.
#
# strict_rfc3339 is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# strict_rfc3339 is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with strict_rfc3339. If not, see <http://www.gnu.org/licenses/>.
import os
import time
import unittest
import strict_rfc3339
class TestValidateRFC3339(unittest.TestCase):
validate = staticmethod(strict_rfc3339.validate_rfc3339)
def test_rejects_bad_format(self):
assert not self.validate("asdf")
assert not self.validate("24822")
assert not self.validate("123-345-124T123:453:213")
assert not self.validate("99-09-12T12:42:21Z")
assert not self.validate("99-09-12T12:42:21+00:00")
assert not self.validate("1999-09-12T12:42:21+00:")
assert not self.validate("2012-09-12T21:-1:21")
def test_rejects_no_offset(self):
assert not self.validate("2012-09-12T12:42:21")
def test_rejects_out_of_range(self):
assert not self.validate("2012-00-12T12:42:21Z")
assert not self.validate("2012-13-12T12:42:21Z")
assert not self.validate("2012-09-00T12:42:21Z")
assert not self.validate("2012-09-31T12:42:21Z") # Sep
assert self.validate("2012-08-31T12:42:21Z") # Aug
assert not self.validate("2012-08-32T12:42:21Z")
assert not self.validate("2012-09-12T24:00:00Z")
assert not self.validate("2012-09-12T12:60:21Z")
assert not self.validate("2012-09-12T12:42:99Z")
assert not self.validate("2012-09-12T12:42:21+24:00")
assert not self.validate("2012-09-12T12:42:21-24:00")
assert not self.validate("2012-09-12T12:42:21+02:60")
def test_rejects_year_0(self):
# See note in strict_rfc3339.py / caveats
assert not self.validate("0000-09-12T12:42:21Z")
def test_rejects_leap_seconds(self):
# with regret :-(
assert not self.validate("2012-06-30T23:59:60Z")
assert not self.validate("2012-03-21T09:21:60Z")
def test_handles_leapyear(self):
assert self.validate("2012-02-29T12:42:21Z")
assert not self.validate("2012-02-30T12:42:21Z")
assert self.validate("2000-02-29T12:42:21Z")
assert not self.validate("2000-02-30T12:42:21Z")
assert self.validate("2100-02-28T12:42:21Z")
assert not self.validate("2100-02-29T12:42:21Z")
assert self.validate("2011-02-28T12:42:21Z")
assert not self.validate("2011-02-29T12:42:21Z")
def test_accepts_good(self):
assert self.validate("1994-03-14T17:00:00Z")
assert self.validate("2011-06-23T17:12:00+05:21")
assert self.validate("1992-03-14T17:04:00-01:42")
def test_rejects_trailing(self):
assert not self.validate("2011-02-28T12:42:21Z123123")
assert not self.validate("2011-06-23T17:12:00+05:21123123")
assert not self.validate("2011-02-28T12:42:21Zasdf")
assert not self.validate("2011-06-23T17:12:00+05:21asdf")
class TestRFC3339toTimestamp(unittest.TestCase):
func = staticmethod(strict_rfc3339.rfc3339_to_timestamp)
def test_validates(self):
# This string would otherwise work: it would blissfully add the
# offset
try:
self.func("2012-09-12T12:42:21+24:00")
except strict_rfc3339.InvalidRFC3339Error:
pass
else:
raise Exception("Didn't throw InvalidRFC3339Error")
def test_simple_cases(self):
assert self.func("1996-12-19T16:39:57-08:00") == 851042397
assert self.func("2012-08-08T21:30:36+01:00") == 1344457836
assert self.func("1994-03-14T17:00:00Z") == 763664400
assert self.func("1970-01-01T00:00:00Z") == 0
assert self.func("1970-01-01T01:20:34Z") == 4834
assert self.func("1969-12-31T23:59:59Z") == -1
assert self.func("1969-12-31T22:51:12Z") == -4128
def test_y2038(self):
assert self.func("2100-01-01T00:00:00Z") == 4102444800
assert self.func("1900-01-01T00:00:00Z") == -2208988800
def test_leap_year(self):
assert self.func("2012-02-29T12:42:21Z") == 1330519341
assert self.func("2000-02-29T23:59:59Z") == 951868799
assert self.func("2011-02-28T04:02:12Z") == 1298865732
assert self.func("2100-02-28T00:00:00Z") == 4107456000
assert self.func("1900-02-28T00:00:00Z") == -2203977600
def test_dst_transition(self):
assert self.func("2012-03-25T00:59:59+00:00") == 1332637199
assert self.func("2012-03-25T02:00:00+01:00") == 1332637200
assert self.func("2012-10-28T01:00:00+01:00") == 1351382400
assert self.func("2012-10-28T01:00:00+00:00") == 1351386000
def test_wacky_offset(self):
assert self.func("1996-12-19T16:39:57-02:52") == 851042397 - 18480
assert self.func("2012-08-08T21:30:36+23:11") == 1344457836 - 79860
def test_float(self):
d = self.func("1996-12-19T16:39:57.1234-08:00") - 851042397.1234
assert abs(d) < 0.00000001
d = self.func("1996-12-20T00:39:57.004Z") - 851042397.004
assert abs(d) < 0.00000001
class TestTimestampToRFC3339UTCOffset(unittest.TestCase):
func = staticmethod(strict_rfc3339.timestamp_to_rfc3339_utcoffset)
def test_simple_cases(self):
assert self.func(851042397) == "1996-12-20T00:39:57Z"
assert self.func(1344457836) == "2012-08-08T20:30:36Z"
assert self.func(763664400) == "1994-03-14T17:00:00Z"
assert self.func(0) == "1970-01-01T00:00:00Z"
assert self.func(4834) == "1970-01-01T01:20:34Z"
assert self.func(-1) == "1969-12-31T23:59:59Z"
assert self.func(-4128) == "1969-12-31T22:51:12Z"
def test_y2038(self):
try:
assert self.func(4102444800) == "2100-01-01T00:00:00Z"
assert self.func(-2208988800) == "1900-01-01T00:00:00Z"
except ValueError as e:
if str(e) == "timestamp out of range for platform time_t":
print("Warning: can't run this test on 32 bit")
else:
raise
def test_leap_year(self):
assert self.func(1330519341) == "2012-02-29T12:42:21Z"
assert self.func(951868799) == "2000-02-29T23:59:59Z"
assert self.func(1298865732) == "2011-02-28T04:02:12Z"
try:
assert self.func(4107456000) == "2100-02-28T00:00:00Z"
assert self.func(-2203977600) == "1900-02-28T00:00:00Z"
except ValueError as e:
if str(e) == "timestamp out of range for platform time_t":
print("Warning: can't run this test on 32 bit")
else:
raise
def test_now(self):
s = strict_rfc3339.now_to_rfc3339_utcoffset()
assert s[-1] == "Z"
assert len(s) == 20
d = int(time.time()) - strict_rfc3339.rfc3339_to_timestamp(s)
assert d == 0 or d == 1
s = strict_rfc3339.now_to_rfc3339_utcoffset(False)
assert abs(strict_rfc3339.rfc3339_to_timestamp(s) - time.time()) <= 0.1
def test_float(self):
assert self.func(851042397.1234) == "1996-12-20T00:39:57.1234Z"
assert self.func(851042397.0) == "1996-12-20T00:39:57Z"
assert self.func(851042397.005) == "1996-12-20T00:39:57.005Z"
assert self.func(851042397.33311177) == "1996-12-20T00:39:57.333112Z"
assert self.func(1460691564.9999998) == "2016-04-15T03:39:25Z"
assert self.func(1460691564.9999988) == "2016-04-15T03:39:24.999999Z"
assert self.func(-1.0050000001) == "1969-12-31T23:59:58.995Z"
assert self.func(-4128.0000008) == "1969-12-31T22:51:11.999999Z"
assert self.func(-4128.0000022) == "1969-12-31T22:51:11.999998Z"
assert self.func(-4128.9999998) == "1969-12-31T22:51:11Z"
assert self.func(-4128.9999991) == "1969-12-31T22:51:11.000001Z"
class TestTimestampToRFC3339LocalOffsetLondon(unittest.TestCase):
func = staticmethod(strict_rfc3339.timestamp_to_rfc3339_localoffset)
def setUp(self):
self.old = os.environ.get("TZ", None)
os.environ["TZ"] = "Europe/London"
time.tzset()
def tearDown(self):
if self.old is None:
del os.environ["TZ"]
else:
os.environ["TZ"] = self.old
time.tzset()
def test_simple_cases(self):
assert self.func(851042397) == "1996-12-20T00:39:57+00:00"
assert self.func(1344457836) == "2012-08-08T21:30:36+01:00"
assert self.func(763664400) == "1994-03-14T17:00:00+00:00"
assert self.func(1340280000) == "2012-06-21T13:00:00+01:00"
assert self.func(1234) == "1970-01-01T01:20:34+01:00"
assert self.func(-7728) == "1969-12-31T22:51:12+01:00"
def test_dst_transition(self):
assert self.func(1332637199) == "2012-03-25T00:59:59+00:00"
assert self.func(1332637200) == "2012-03-25T02:00:00+01:00"
assert self.func(1351382400) == "2012-10-28T01:00:00+01:00"
assert self.func(1351386000) == "2012-10-28T01:00:00+00:00"
def test_float(self):
assert self.func(851042397.1234) == "1996-12-20T00:39:57.1234+00:00"
assert self.func(1344457836.005) == "2012-08-08T21:30:36.005+01:00"
# Did you know, the UK was actually UTC+1 for the whole of 1969 and 1970?
assert self.func(-1.005) == "1970-01-01T00:59:58.995+01:00"
assert self.func(-100385098.1234) == '1966-10-27T03:15:01.8766+00:00'
def test_now(self):
s = strict_rfc3339.now_to_rfc3339_localoffset()
w = strict_rfc3339.rfc3339_to_timestamp(s)
assert s[-6:] == ["+00:00", "+01:00"][time.localtime(w).tm_isdst]
d = int(time.time()) - w
assert d == 0 or d == 1
s = strict_rfc3339.now_to_rfc3339_localoffset(False)
assert abs(strict_rfc3339.rfc3339_to_timestamp(s) - time.time()) <= 0.1
class TestTimestampToRFC3339LocalOffsetNewYork(unittest.TestCase):
func = staticmethod(strict_rfc3339.timestamp_to_rfc3339_localoffset)
def setUp(self):
self.old = os.environ.get("TZ", None)
os.environ["TZ"] = "America/New_York"
time.tzset()
def tearDown(self):
if self.old is None:
del os.environ["TZ"]
else:
os.environ["TZ"] = self.old
time.tzset()
def test_simple_cases(self):
assert self.func(851042397) == "1996-12-19T19:39:57-05:00"
assert self.func(1344457836) == "2012-08-08T16:30:36-04:00"
assert self.func(761245200) == "1994-02-14T12:00:00-05:00"
assert self.func(1340280000) == "2012-06-21T08:00:00-04:00"
assert self.func(19234) == "1970-01-01T00:20:34-05:00"
assert self.func(-4128) == "1969-12-31T17:51:12-05:00"
def test_dst_transition(self):
assert self.func(1331449199) == "2012-03-11T01:59:59-05:00"
assert self.func(1331449200) == "2012-03-11T03:00:00-04:00"
assert self.func(1352005200) == "2012-11-04T01:00:00-04:00"
assert self.func(1352008800) == "2012-11-04T01:00:00-05:00"
def test_float(self):
assert self.func(851042397.1234) == "1996-12-19T19:39:57.1234-05:00"
assert self.func(1344457836.005) == "2012-08-08T16:30:36.005-04:00"
assert self.func(-1.005) == "1969-12-31T18:59:58.995-05:00"
def test_now(self):
s = strict_rfc3339.now_to_rfc3339_localoffset()
w = strict_rfc3339.rfc3339_to_timestamp(s)
assert s[-6:] == ["-05:00", "-04:00"][time.localtime(w).tm_isdst]
d = int(time.time()) - w
assert d == 0 or d == 1
s = strict_rfc3339.now_to_rfc3339_localoffset(False)
assert abs(strict_rfc3339.rfc3339_to_timestamp(s) - time.time()) <= 0.1
if __name__ == '__main__':
unittest.main()