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https://github.com/Infinidat/infi.clickhouse_orm.git
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74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
from __future__ import unicode_literals
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import unittest
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from datetime import date
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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 ArrayFieldsTest(unittest.TestCase):
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def setUp(self):
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self.database = Database('test-db')
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self.database.create_table(ModelWithArrays)
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def tearDown(self):
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self.database.drop_database()
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def test_insert_and_select(self):
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instance = ModelWithArrays(
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date_field='2016-08-30',
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arr_str=['goodbye,', 'cruel', 'world', 'special chars: ,"\\\'` \n\t\\[]'],
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arr_date=['2010-01-01']
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)
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self.database.insert([instance])
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query = 'SELECT * from $db.modelwitharrays ORDER BY date_field'
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for model_cls in (ModelWithArrays, None):
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results = list(self.database.select(query, model_cls))
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self.assertEquals(len(results), 1)
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self.assertEquals(results[0].arr_str, instance.arr_str)
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self.assertEquals(results[0].arr_int, instance.arr_int)
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self.assertEquals(results[0].arr_date, instance.arr_date)
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def test_conversion(self):
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instance = ModelWithArrays(
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arr_int=('1', '2', '3'),
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arr_date=['2010-01-01']
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)
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self.assertEquals(instance.arr_str, [])
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self.assertEquals(instance.arr_int, [1, 2, 3])
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self.assertEquals(instance.arr_date, [date(2010, 1, 1)])
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def test_assignment_error(self):
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instance = ModelWithArrays()
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for value in (7, 'x', [date.today()], ['aaa'], [None]):
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with self.assertRaises(ValueError):
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instance.arr_int = value
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def test_parse_array(self):
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from infi.clickhouse_orm.utils import parse_array, unescape
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self.assertEquals(parse_array("[]"), [])
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self.assertEquals(parse_array("[1, 2, 395, -44]"), ["1", "2", "395", "-44"])
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self.assertEquals(parse_array("['big','mouse','','!']"), ["big", "mouse", "", "!"])
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self.assertEquals(parse_array(unescape("['\\r\\n\\0\\t\\b']")), ["\r\n\0\t\b"])
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for s in ("",
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"[",
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"]",
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"[1, 2",
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"3, 4]",
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"['aaa', 'aaa]"):
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with self.assertRaises(ValueError):
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parse_array(s)
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class ModelWithArrays(Model):
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date_field = DateField()
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arr_str = ArrayField(StringField())
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arr_int = ArrayField(Int32Field())
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arr_date = ArrayField(DateField())
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engine = MergeTree('date_field', ('date_field',))
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