fixup: group terminate connection together

Author: fizyk

tests/test_postgresql.py

@@ -1,14 +1,11 @@
 """All tests for pytest-postgresql."""
 
-import decimal
-
 import pytest
 from psycopg import Connection
 from psycopg.pq import ConnStatus
 
 from pytest_postgresql.executor import PostgreSQLExecutor
 from pytest_postgresql.retry import retry
-from tests.conftest import POSTGRESQL_VERSION
 
 MAKE_Q = "CREATE TABLE test (id serial PRIMARY KEY, num integer, data varchar);"
 SELECT_Q = "SELECT * FROM test_load;"
@@ -54,10 +51,7 @@ def test_rand_postgres_port(postgresql2: Connection) -> None:
     assert postgresql2.info.status == ConnStatus.OK
 
 
-@pytest.mark.skipif(
-    decimal.Decimal(POSTGRESQL_VERSION) < 10,
-    reason="Test query not supported in those postgresql versions, and soon will not be supported.",
-)
+@pytest.mark.xdist_group(name="terminate_connection")
 @pytest.mark.parametrize("_", range(2))
 def test_postgres_terminate_connection(postgresql2: Connection, _: int) -> None:
     """Test that connections are terminated between tests.