r-t-lib refactor

a.diff

diff --git a/webpack/test-utils/react-testing-lib-wrapper.js b/webpack/test-utils/react-testing-lib-wrapper.js
index 7562bc4..c3a023f 100644
--- a/webpack/test-utils/react-testing-lib-wrapper.js
+++ b/webpack/test-utils/react-testing-lib-wrapper.js
@@ -22,8 +22,9 @@ process.env.DEBUG_PRINT_LIMIT = 99999;
 function renderWithRedux(
   component,
   {
-    namespace, // redux namespace
-    initialState = { response: {}, status: STATUS.PENDING },
+    apiNamespace, // namespace if using API middleware
+    initialApiState = { response: {}, status: STATUS.PENDING }, // Default state for API middleware
+    initialState = {} // Override full state
   } = {},
 ) {
   // Adding the reducer in the expected namespaced format
@@ -42,6 +43,7 @@ function renderWithRedux(
         settings: initialSettingsState,
       },
     },
+    ...initialState
   });
   const middlewares = applyMiddleware(thunk, APIMiddleware);
   const store = createStore(combinedReducers, initialFullState, middlewares);