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Merge pull request #991 from fishtown-analytics/fix/drop-table-quoting
Fix table/schema quoting on drop, truncate, and rename (#983)
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Original file line number | Diff line number | Diff line change |
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import mock | ||
import unittest | ||
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||
import dbt.flags as flags | ||
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import dbt.adapters | ||
from dbt.adapters.snowflake import SnowflakeAdapter | ||
from dbt.exceptions import ValidationException | ||
from dbt.logger import GLOBAL_LOGGER as logger # noqa | ||
from snowflake import connector as snowflake_connector | ||
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class TestSnowflakeAdapter(unittest.TestCase): | ||
def setUp(self): | ||
flags.STRICT_MODE = False | ||
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self.profile = { | ||
'dbname': 'postgres', | ||
'user': 'root', | ||
'host': 'database', | ||
'pass': 'password', | ||
'port': 5432, | ||
'schema': 'public' | ||
} | ||
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self.project = { | ||
'name': 'X', | ||
'version': '0.1', | ||
'profile': 'test', | ||
'project-root': '/tmp/dbt/does-not-exist', | ||
'quoting': { | ||
'identifier': False, | ||
'schema': True, | ||
} | ||
} | ||
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self.handle = mock.MagicMock(spec=snowflake_connector.SnowflakeConnection) | ||
self.cursor = self.handle.cursor.return_value | ||
self.mock_execute = self.cursor.execute | ||
self.patcher = mock.patch('dbt.adapters.snowflake.impl.snowflake.connector.connect') | ||
self.snowflake = self.patcher.start() | ||
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self.snowflake.return_value = self.handle | ||
conn = SnowflakeAdapter.get_connection(self.profile) | ||
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def tearDown(self): | ||
# we want a unique self.handle every time. | ||
SnowflakeAdapter.cleanup_connections() | ||
self.patcher.stop() | ||
|
||
def test_quoting_on_drop_schema(self): | ||
SnowflakeAdapter.drop_schema( | ||
profile=self.profile, | ||
project_cfg=self.project, | ||
schema='test_schema' | ||
) | ||
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self.mock_execute.assert_has_calls([ | ||
mock.call('drop schema if exists "test_schema" cascade', None) | ||
]) | ||
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def test_quoting_on_drop(self): | ||
SnowflakeAdapter.drop( | ||
profile=self.profile, | ||
project_cfg=self.project, | ||
schema='test_schema', | ||
relation='test_table', | ||
relation_type='table' | ||
) | ||
self.mock_execute.assert_has_calls([ | ||
mock.call('drop table if exists "test_schema".test_table cascade', None) | ||
]) | ||
|
||
def test_quoting_on_truncate(self): | ||
SnowflakeAdapter.truncate( | ||
profile=self.profile, | ||
project_cfg=self.project, | ||
schema='test_schema', | ||
table='test_table' | ||
) | ||
self.mock_execute.assert_has_calls([ | ||
mock.call('truncate table "test_schema".test_table', None) | ||
]) | ||
|
||
def test_quoting_on_rename(self): | ||
SnowflakeAdapter.rename( | ||
profile=self.profile, | ||
project_cfg=self.project, | ||
schema='test_schema', | ||
from_name='table_a', | ||
to_name='table_b' | ||
) | ||
self.mock_execute.assert_has_calls([ | ||
mock.call('alter table "test_schema".table_a rename to table_b', None) | ||
]) |