b47669403b
This commit: 1. Formats all of our existing code using `black`. 2. Adds a note about using `black` to `CONTRIBUTING.rst`. 3. Runs `black --check` as part of CI (failing builds that aren't properly formatted).
172 lines
4.7 KiB
Python
172 lines
4.7 KiB
Python
# -*- coding: utf-8 -*-
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import datetime
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import six
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try:
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import dateutil
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except ImportError:
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dateutil = None
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from mongoengine import *
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from tests.utils import MongoDBTestCase
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class TestDateField(MongoDBTestCase):
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def test_date_from_empty_string(self):
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"""
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Ensure an exception is raised when trying to
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cast an empty string to datetime.
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"""
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class MyDoc(Document):
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dt = DateField()
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md = MyDoc(dt="")
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self.assertRaises(ValidationError, md.save)
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def test_date_from_whitespace_string(self):
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"""
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Ensure an exception is raised when trying to
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cast a whitespace-only string to datetime.
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"""
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class MyDoc(Document):
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dt = DateField()
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md = MyDoc(dt=" ")
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self.assertRaises(ValidationError, md.save)
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def test_default_values_today(self):
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"""Ensure that default field values are used when creating
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a document.
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"""
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class Person(Document):
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day = DateField(default=datetime.date.today)
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person = Person()
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person.validate()
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self.assertEqual(person.day, person.day)
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self.assertEqual(person.day, datetime.date.today())
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self.assertEqual(person._data["day"], person.day)
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def test_date(self):
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"""Tests showing pymongo date fields
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See: http://api.mongodb.org/python/current/api/bson/son.html#dt
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"""
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class LogEntry(Document):
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date = DateField()
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LogEntry.drop_collection()
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# Test can save dates
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log = LogEntry()
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log.date = datetime.date.today()
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log.save()
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log.reload()
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self.assertEqual(log.date, datetime.date.today())
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d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 999)
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d2 = datetime.datetime(1970, 1, 1, 0, 0, 1)
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log = LogEntry()
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log.date = d1
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log.save()
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log.reload()
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self.assertEqual(log.date, d1.date())
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self.assertEqual(log.date, d2.date())
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d1 = datetime.datetime(1970, 1, 1, 0, 0, 1, 9999)
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d2 = datetime.datetime(1970, 1, 1, 0, 0, 1, 9000)
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log.date = d1
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log.save()
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log.reload()
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self.assertEqual(log.date, d1.date())
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self.assertEqual(log.date, d2.date())
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if not six.PY3:
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# Pre UTC dates microseconds below 1000 are dropped
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# This does not seem to be true in PY3
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d1 = datetime.datetime(1969, 12, 31, 23, 59, 59, 999)
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d2 = datetime.datetime(1969, 12, 31, 23, 59, 59)
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log.date = d1
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log.save()
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log.reload()
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self.assertEqual(log.date, d1.date())
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self.assertEqual(log.date, d2.date())
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def test_regular_usage(self):
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"""Tests for regular datetime fields"""
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class LogEntry(Document):
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date = DateField()
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LogEntry.drop_collection()
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d1 = datetime.datetime(1970, 1, 1, 0, 0, 1)
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log = LogEntry()
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log.date = d1
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log.validate()
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log.save()
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for query in (d1, d1.isoformat(" ")):
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log1 = LogEntry.objects.get(date=query)
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self.assertEqual(log, log1)
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if dateutil:
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log1 = LogEntry.objects.get(date=d1.isoformat("T"))
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self.assertEqual(log, log1)
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# create additional 19 log entries for a total of 20
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for i in range(1971, 1990):
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d = datetime.datetime(i, 1, 1, 0, 0, 1)
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LogEntry(date=d).save()
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self.assertEqual(LogEntry.objects.count(), 20)
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# Test ordering
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logs = LogEntry.objects.order_by("date")
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i = 0
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while i < 19:
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self.assertTrue(logs[i].date <= logs[i + 1].date)
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i += 1
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logs = LogEntry.objects.order_by("-date")
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i = 0
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while i < 19:
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self.assertTrue(logs[i].date >= logs[i + 1].date)
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i += 1
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# Test searching
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logs = LogEntry.objects.filter(date__gte=datetime.datetime(1980, 1, 1))
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self.assertEqual(logs.count(), 10)
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def test_validation(self):
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"""Ensure that invalid values cannot be assigned to datetime
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fields.
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"""
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class LogEntry(Document):
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time = DateField()
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log = LogEntry()
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log.time = datetime.datetime.now()
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log.validate()
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log.time = datetime.date.today()
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log.validate()
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log.time = datetime.datetime.now().isoformat(" ")
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log.validate()
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if dateutil:
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log.time = datetime.datetime.now().isoformat("T")
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log.validate()
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log.time = -1
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self.assertRaises(ValidationError, log.validate)
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log.time = "ABC"
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self.assertRaises(ValidationError, log.validate)
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