fix: test: Gevent monkey patching (fixes #6).

Ensure `gevent` monkey patching is performed
only for tests requiring it.

Author: OK-UNDP

Diff for: tests/conftest.py

@@ -2,10 +2,6 @@
 """Module defines common test fixtures."""
 from logging import getLogger
 
-# fmt: off
-from gevent.monkey import patch_all; patch_all()  # noqa: E702
-# fmt: on
-
 import pytest
 
 

Diff for: tests/gevent_enabled/__init__.py

@@ -0,0 +1,2 @@
+# -*- coding: utf-8 -*-
+"""Package exports tests with gevent monkey patching enabled."""

Diff for: tests/benchmark_redis.py renamed to tests/gevent_enabled/benchmark_redis.py

@@ -12,11 +12,23 @@ class TestBenchmark:
     """Performance test suite using MS Graph API task base class."""
 
     @pytest.mark.parametrize("target_suffix", ["multi_spawn", "multi_imap", "single"])
-    @pytest.mark.parametrize("push_mode", ["pipe"])  # "naive"
+    @pytest.mark.parametrize(
+        "push_mode", ["pipe"]  # add "naive" push_mode for full coverage (slow!)
+    )
     def test_redis_push(
         self, benchmark, graph_api_task, logger, push_mode, target_suffix, test_data
     ):
         """Benchmark routine to evaluate pushing records to Redis."""
+        import gevent.socket
+        import socket
+
+        logger.info(
+            "Gevent monkey patching is %s",
+            "ENABLED" if socket.socket is gevent.socket.socket else "DISABLED",
+        )
+
+        assert socket.socket is gevent.socket.socket  # noqa
+
         logger.info("Start benchmark")
 
         result = benchmark.pedantic(

Diff for: tests/gevent_enabled/conftest.py

@@ -0,0 +1,5 @@
+# -*- coding: utf-8 -*-
+"""Module defines common test fixtures."""
+# fmt: off
+from gevent.monkey import patch_all; patch_all()  # noqa: E702
+# fmt: on

Diff for: tox.ini

@@ -30,7 +30,7 @@ setenv =
     ms_graph: _PYTEST_TOX_VAR = --variables instance/app_config.yaml
     ms_graph: _PYTEST_TOX_RUN = tests/test_ms_graph.py
 
-    benchmark: _PYTEST_TOX_RUN = tests/benchmark_redis.py
+    benchmark: _PYTEST_TOX_RUN = tests/gevent_enabled/benchmark_redis.py
 
 [coverage:run]
 include =