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53 lines
2.2 KiB
Python
53 lines
2.2 KiB
Python
from __future__ import unicode_literals
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import unittest
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import datetime
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import pytz
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from infi.clickhouse_orm.database import Database
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from infi.clickhouse_orm.models import Model
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from infi.clickhouse_orm.fields import *
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from infi.clickhouse_orm.engines import *
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class DateFieldsTest(unittest.TestCase):
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def setUp(self):
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self.database = Database('test-db', log_statements=True)
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self.database.create_table(ModelWithDate)
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def tearDown(self):
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self.database.drop_database()
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def test_ad_hoc_model(self):
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self.database.insert([
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ModelWithDate(
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date_field='2016-08-30',
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datetime_field='2016-08-30 03:50:00',
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datetime64_field='2016-08-30 03:50:00.001'),
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ModelWithDate(
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date_field='2016-08-31',
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datetime_field='2016-08-31 01:30:00',
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datetime64_field='2016-08-31 01:30:00.002')
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])
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# toStartOfHour returns DateTime('Asia/Yekaterinburg') in my case, so I test it here to
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query = 'SELECT toStartOfHour(datetime_field) as hour_start, * from $db.modelwithdate ORDER BY date_field'
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results = list(self.database.select(query))
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self.assertEqual(len(results), 2)
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self.assertEqual(results[0].date_field, datetime.date(2016, 8, 30))
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self.assertEqual(results[0].datetime_field, datetime.datetime(2016, 8, 30, 3, 50, 0, tzinfo=pytz.UTC))
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self.assertEqual(results[0].datetime64_field, datetime.datetime(2016, 8, 30, 3, 50, 0, 1000, tzinfo=pytz.UTC))
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self.assertEqual(results[0].hour_start, datetime.datetime(2016, 8, 30, 3, 0, 0, tzinfo=pytz.UTC))
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self.assertEqual(results[1].date_field, datetime.date(2016, 8, 31))
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self.assertEqual(results[1].datetime_field, datetime.datetime(2016, 8, 31, 1, 30, 0, tzinfo=pytz.UTC))
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self.assertEqual(results[1].datetime64_field, datetime.datetime(2016, 8, 31, 1, 30, 0, 2000, tzinfo=pytz.UTC))
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self.assertEqual(results[1].hour_start, datetime.datetime(2016, 8, 31, 1, 0, 0, tzinfo=pytz.UTC))
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class ModelWithDate(Model):
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date_field = DateField()
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datetime_field = DateTimeField()
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datetime64_field = DateTime64Field()
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engine = MergeTree('date_field', ('date_field',))
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