put mocking in a fixture

test/test_data_routes.py

@@ -192,8 +192,18 @@ class MockedRedis(object):
     def keys(self, *args, **kwargs):
         return list([k.encode("utf-8") for k in MockedRedis.db.keys()])
 
+@pytest.fixture
+def client_with_mocked_data(mocker, client):
+    mocker.patch(
+        'inventory_provider.router_details.redis.StrictRedis',
+        MockedRedis)
+    mocker.patch(
+        'inventory_provider.routes.data.redis.StrictRedis',
+        MockedRedis)
+    return client
+
 
-def test_routers_list(mocker, client):
+def test_routers_list(client_with_mocked_data):
 
     routers_list_schema = {
         "$schema": "http://json-schema.org/draft-07/schema#",
@@ -201,13 +211,7 @@ def test_routers_list(mocker, client):
         "items": {"type": "string"}
     }
 
-    mocker.patch(
-        'inventory_provider.router_details.redis.StrictRedis',
-        MockedRedis)
-    mocker.patch(
-        'inventory_provider.routes.data.redis.StrictRedis',
-        MockedRedis)
-    rv = client.post(
+    rv = client_with_mocked_data.post(
         "data/routers",
         headers=DEFAULT_REQUEST_HEADERS)
     assert rv.status_code == 200