PYTHON-4651: Migrate test_client_context.py to async (#1819)

.github/workflows/test-python.yml

@@ -209,4 +209,4 @@ jobs:
             ls
             which python
             pip install -e ".[test]"
-            PYMONGO_MUST_CONNECT=1 pytest -v test/test_client_context.py
+            PYMONGO_MUST_CONNECT=1 pytest -v -k client_context

test/__init__.py

@@ -947,11 +947,11 @@ class UnitTest(PyMongoTestCase):
 
     @classmethod
     def _setup_class(cls):
-        cls._setup_class()
+        pass
 
     @classmethod
     def _tearDown_class(cls):
-        cls._tearDown_class()
+        pass
 
 
 class IntegrationTest(PyMongoTestCase):

test/asynchronous/__init__.py

@@ -949,11 +949,11 @@ class AsyncUnitTest(AsyncPyMongoTestCase):
 
     @classmethod
     async def _setup_class(cls):
-        await cls._setup_class()
+        pass
 
     @classmethod
     async def _tearDown_class(cls):
-        await cls._tearDown_class()
+        pass
 
 
 class AsyncIntegrationTest(AsyncPyMongoTestCase):

test/asynchronous/test_client_context.py

@@ -0,0 +1,66 @@
+# Copyright 2018-present MongoDB, Inc.
+#
+# 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.
+from __future__ import annotations
+
+import os
+import sys
+
+sys.path[0:0] = [""]
+
+from test.asynchronous import AsyncUnitTest, SkipTest, async_client_context, unittest
+
+_IS_SYNC = False
+
+
+class TestAsyncClientContext(AsyncUnitTest):
+    def test_must_connect(self):
+        if "PYMONGO_MUST_CONNECT" not in os.environ:
+            raise SkipTest("PYMONGO_MUST_CONNECT is not set")
+
+        self.assertTrue(
+            async_client_context.connected,
+            "client context must be connected when "
+            "PYMONGO_MUST_CONNECT is set. Failed attempts:\n{}".format(
+                async_client_context.connection_attempt_info()
+            ),
+        )
+
+    def test_serverless(self):
+        if "TEST_SERVERLESS" not in os.environ:
+            raise SkipTest("TEST_SERVERLESS is not set")
+
+        self.assertTrue(
+            async_client_context.connected and async_client_context.serverless,
+            "client context must be connected to serverless when "
+            f"TEST_SERVERLESS is set. Failed attempts:\n{async_client_context.connection_attempt_info()}",
+        )
+
+    def test_enableTestCommands_is_disabled(self):
+        if "PYMONGO_DISABLE_TEST_COMMANDS" not in os.environ:
+            raise SkipTest("PYMONGO_DISABLE_TEST_COMMANDS is not set")
+
+        self.assertFalse(
+            async_client_context.test_commands_enabled,
+            "enableTestCommands must be disabled when PYMONGO_DISABLE_TEST_COMMANDS is set.",
+        )
+
+    def test_setdefaultencoding_worked(self):
+        if "SETDEFAULTENCODING" not in os.environ:
+            raise SkipTest("SETDEFAULTENCODING is not set")
+
+        self.assertEqual(sys.getdefaultencoding(), os.environ["SETDEFAULTENCODING"])
+
+
+if __name__ == "__main__":
+    unittest.main()

test/test_client_context.py

@@ -18,10 +18,12 @@ import sys
 
 sys.path[0:0] = [""]
 
-from test import SkipTest, client_context, unittest
+from test import SkipTest, UnitTest, client_context, unittest
+
+_IS_SYNC = True
 
 
-class TestClientContext(unittest.TestCase):
+class TestClientContext(UnitTest):
     def test_must_connect(self):
         if "PYMONGO_MUST_CONNECT" not in os.environ:
             raise SkipTest("PYMONGO_MUST_CONNECT is not set")

tools/synchro.py

@@ -163,6 +163,7 @@ converted_tests = [
     "test_logger.py",
     "test_session.py",
     "test_transactions.py",
+    "test_client_context.py",
 ]
 
 sync_test_files = [