infi.clickhouse_orm/tests/test_array_fields.py
2016-09-01 15:25:48 +03:00

59 lines
1.9 KiB
Python

import unittest
from datetime import date
from infi.clickhouse_orm.database import Database
from infi.clickhouse_orm.models import Model
from infi.clickhouse_orm.fields import *
from infi.clickhouse_orm.engines import *
class ArrayFieldsTest(unittest.TestCase):
def setUp(self):
self.database = Database('test-db')
self.database.create_table(ModelWithArrays)
def tearDown(self):
self.database.drop_database()
def test_insert_and_select(self):
instance = ModelWithArrays(
date_field='2016-08-30',
arr_str=['goodbye,', 'cruel', 'world', 'special chars: ,"\\\'` \n\t\\[]'],
arr_date=['2010-01-01']
)
self.database.insert([instance])
query = 'SELECT * from $db.modelwitharrays ORDER BY date_field'
for model_cls in (ModelWithArrays, None):
results = list(self.database.select(query, model_cls))
self.assertEquals(len(results), 1)
self.assertEquals(results[0].arr_str, instance.arr_str)
self.assertEquals(results[0].arr_int, instance.arr_int)
self.assertEquals(results[0].arr_date, instance.arr_date)
def test_conversion(self):
instance = ModelWithArrays(
arr_int=('1', '2', '3'),
arr_date=['2010-01-01']
)
self.assertEquals(instance.arr_str, [])
self.assertEquals(instance.arr_int, [1, 2, 3])
self.assertEquals(instance.arr_date, [date(2010, 1, 1)])
def test_assignment_error(self):
instance = ModelWithArrays()
for value in (7, 'x', [date.today()], ['aaa'], [None]):
with self.assertRaises(ValueError):
instance.arr_int = value
class ModelWithArrays(Model):
date_field = DateField()
arr_str = ArrayField(StringField())
arr_int = ArrayField(Int32Field())
arr_date = ArrayField(DateField())
engine = MergeTree('date_field', ('date_field',))