refactor mock_config_path fixture to share code between tests

tests/scenario/test_machine_charm/conftest.py

@@ -1,8 +1,16 @@
 # Copyright 2022 Canonical Ltd.
 # See LICENSE file for licensing details.
+from unittest.mock import patch
+
 import pytest
 
 
 @pytest.fixture
 def placeholder_cfg_path(tmp_path):
     return tmp_path / "foo.yaml"
+
+
+@pytest.fixture()
+def mock_config_path(placeholder_cfg_path):
+    with patch("grafana_agent.CONFIG_PATH", placeholder_cfg_path):
+        yield

tests/scenario/test_machine_charm/test_alert_labels.py

@@ -12,9 +12,8 @@
 
 
 @pytest.fixture(autouse=True)
-def mock_config_path(placeholder_cfg_path):
-    with patch("grafana_agent.CONFIG_PATH", placeholder_cfg_path):
-        yield
+def use_mock_config_path(mock_config_path):
+    yield
 
 
 @pytest.fixture(autouse=True)

tests/scenario/test_machine_charm/test_multiple_subordinates.py

@@ -12,9 +12,8 @@
 
 
 @pytest.fixture(autouse=True)
-def mock_config_path(placeholder_cfg_path):
-    with patch("grafana_agent.CONFIG_PATH", placeholder_cfg_path):
-        yield
+def use_mock_config_path(mock_config_path):
+    yield
 
 
 @pytest.fixture(autouse=True)