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django/tests/utils_tests/test_dateparse.py

122 lines
5.4 KiB
Python

from __future__ import unicode_literals
import unittest
from datetime import date, datetime, time, timedelta
from django.utils.dateparse import (
parse_date, parse_datetime, parse_duration, parse_time,
)
from django.utils.timezone import get_fixed_timezone
class DateParseTests(unittest.TestCase):
def test_parse_date(self):
# Valid inputs
self.assertEqual(parse_date('2012-04-23'), date(2012, 4, 23))
self.assertEqual(parse_date('2012-4-9'), date(2012, 4, 9))
# Invalid inputs
self.assertIsNone(parse_date('20120423'))
with self.assertRaises(ValueError):
parse_date('2012-04-56')
def test_parse_time(self):
# Valid inputs
self.assertEqual(parse_time('09:15:00'), time(9, 15))
self.assertEqual(parse_time('10:10'), time(10, 10))
self.assertEqual(parse_time('10:20:30.400'), time(10, 20, 30, 400000))
self.assertEqual(parse_time('4:8:16'), time(4, 8, 16))
# Invalid inputs
self.assertIsNone(parse_time('091500'))
with self.assertRaises(ValueError):
parse_time('09:15:90')
def test_parse_datetime(self):
# Valid inputs
self.assertEqual(
parse_datetime('2012-04-23T09:15:00'),
datetime(2012, 4, 23, 9, 15)
)
self.assertEqual(
parse_datetime('2012-4-9 4:8:16'),
datetime(2012, 4, 9, 4, 8, 16)
)
self.assertEqual(
parse_datetime('2012-04-23T09:15:00Z'),
datetime(2012, 4, 23, 9, 15, 0, 0, get_fixed_timezone(0))
)
self.assertEqual(
parse_datetime('2012-4-9 4:8:16-0320'),
datetime(2012, 4, 9, 4, 8, 16, 0, get_fixed_timezone(-200))
)
self.assertEqual(
parse_datetime('2012-04-23T10:20:30.400+02:30'),
datetime(2012, 4, 23, 10, 20, 30, 400000, get_fixed_timezone(150))
)
self.assertEqual(
parse_datetime('2012-04-23T10:20:30.400+02'),
datetime(2012, 4, 23, 10, 20, 30, 400000, get_fixed_timezone(120))
)
self.assertEqual(
parse_datetime('2012-04-23T10:20:30.400-02'),
datetime(2012, 4, 23, 10, 20, 30, 400000, get_fixed_timezone(-120))
)
# Invalid inputs
self.assertIsNone(parse_datetime('20120423091500'))
with self.assertRaises(ValueError):
parse_datetime('2012-04-56T09:15:90')
class DurationParseTests(unittest.TestCase):
def test_parse_python_format(self):
timedeltas = [
timedelta(days=4, minutes=15, seconds=30, milliseconds=100), # fractions of seconds
timedelta(hours=10, minutes=15, seconds=30), # hours, minutes, seconds
timedelta(days=4, minutes=15, seconds=30), # multiple days
timedelta(days=1, minutes=00, seconds=00), # single day
timedelta(days=-4, minutes=15, seconds=30), # negative durations
timedelta(minutes=15, seconds=30), # minute & seconds
timedelta(seconds=30), # seconds
]
for delta in timedeltas:
self.assertEqual(parse_duration(format(delta)), delta)
def test_seconds(self):
self.assertEqual(parse_duration('30'), timedelta(seconds=30))
def test_minutes_seconds(self):
self.assertEqual(parse_duration('15:30'), timedelta(minutes=15, seconds=30))
self.assertEqual(parse_duration('5:30'), timedelta(minutes=5, seconds=30))
def test_hours_minutes_seconds(self):
self.assertEqual(parse_duration('10:15:30'), timedelta(hours=10, minutes=15, seconds=30))
self.assertEqual(parse_duration('1:15:30'), timedelta(hours=1, minutes=15, seconds=30))
self.assertEqual(parse_duration('100:200:300'), timedelta(hours=100, minutes=200, seconds=300))
def test_days(self):
self.assertEqual(parse_duration('4 15:30'), timedelta(days=4, minutes=15, seconds=30))
self.assertEqual(parse_duration('4 10:15:30'), timedelta(days=4, hours=10, minutes=15, seconds=30))
def test_fractions_of_seconds(self):
self.assertEqual(parse_duration('15:30.1'), timedelta(minutes=15, seconds=30, milliseconds=100))
self.assertEqual(parse_duration('15:30.01'), timedelta(minutes=15, seconds=30, milliseconds=10))
self.assertEqual(parse_duration('15:30.001'), timedelta(minutes=15, seconds=30, milliseconds=1))
self.assertEqual(parse_duration('15:30.0001'), timedelta(minutes=15, seconds=30, microseconds=100))
self.assertEqual(parse_duration('15:30.00001'), timedelta(minutes=15, seconds=30, microseconds=10))
self.assertEqual(parse_duration('15:30.000001'), timedelta(minutes=15, seconds=30, microseconds=1))
def test_negative(self):
self.assertEqual(parse_duration('-4 15:30'), timedelta(days=-4, minutes=15, seconds=30))
def test_iso_8601(self):
self.assertIsNone(parse_duration('P4Y'))
self.assertIsNone(parse_duration('P4M'))
self.assertIsNone(parse_duration('P4W'))
self.assertEqual(parse_duration('P4D'), timedelta(days=4))
self.assertEqual(parse_duration('P0.5D'), timedelta(hours=12))
self.assertEqual(parse_duration('PT5H'), timedelta(hours=5))
self.assertEqual(parse_duration('PT5M'), timedelta(minutes=5))
self.assertEqual(parse_duration('PT5S'), timedelta(seconds=5))
self.assertEqual(parse_duration('PT0.000005S'), timedelta(microseconds=5))