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from uuid import UUID
from tests.testcase import BaseTestCase
from clickhouse_driver import errors
class UUIDTestCase(BaseTestCase):
def test_simple(self):
with self.create_table('a UUID'):
data = [
(UUID('c0fcbba9-0752-44ed-a5d6-4dfb4342b89d'), ),
('2efcead4-ff55-4db5-bdb4-6b36a308d8e0', )
]
self.client.execute(
'INSERT INTO test (a) VALUES', data
)
query = 'SELECT * FROM test'
inserted = self.emit_cli(query)
self.assertEqual(inserted, (
'c0fcbba9-0752-44ed-a5d6-4dfb4342b89d\n'
'2efcead4-ff55-4db5-bdb4-6b36a308d8e0\n'
))
inserted = self.client.execute(query)
self.assertEqual(inserted, [
(UUID('c0fcbba9-0752-44ed-a5d6-4dfb4342b89d'), ),
(UUID('2efcead4-ff55-4db5-bdb4-6b36a308d8e0'), )
])
def test_type_mismatch(self):
data = [(62457709573696417404743346296141175008, )]
with self.create_table('a UUID'):
with self.assertRaises(errors.TypeMismatchError):
self.client.execute(
'INSERT INTO test (a) VALUES', data, types_check=True
)
with self.assertRaises(AttributeError):
self.client.execute(
'INSERT INTO test (a) VALUES', data
)
def test_bad_uuid(self):
data = [('a', )]
with self.create_table('a UUID'):
with self.assertRaises(errors.CannotParseUuidError):
self.client.execute(
'INSERT INTO test (a) VALUES', data
)
def test_nullable(self):
with self.create_table('a Nullable(UUID)'):
data = [(UUID('2efcead4-ff55-4db5-bdb4-6b36a308d8e0'), ), (None, )]
self.client.execute(
'INSERT INTO test (a) VALUES', data
)
query = 'SELECT * FROM test'
inserted = self.emit_cli(query)
self.assertEqual(inserted,
'2efcead4-ff55-4db5-bdb4-6b36a308d8e0\n\\N\n')
inserted = self.client.execute(query)
self.assertEqual(inserted, data)
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