text: # Copyright 2020, OpenTelemetry Authors
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  import unittest
  from unittest import mock
  
  import psycopg2
  
  from opentelemetry import trace as trace_api
  from opentelemetry.ext.psycopg2 import trace_integration
  
  
  class TestPostgresqlIntegration(unittest.TestCase):
      def test_trace_integration(self):
          tracer = trace_api.DefaultTracer()
          with mock.patch("psycopg2.connect"):
              trace_integration(tracer)
              cnx = psycopg2.connect(database="test")
              self.assertIsNotNone(cnx.cursor_factory)
  