Add an optional default state to the dev key store

This is handy for setting the initial state in tests.

test plan:
- specs pass

flag = none

Change-Id: I757a254508806d249190fbcc044355a6ff31c051
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/276965
Tested-by: Service Cloud Jenkins <svc.cloudjenkins@instructure.com>
QA-Review: Tucker Mcknight <tmcknight@instructure.com>
Product-Review: Tucker Mcknight <tmcknight@instructure.com>
Reviewed-by: Sean Scally <sean.scally@instructure.com>

spec/javascripts/jsx/developer_keys/actions/developerKeysActionsSpec.js

@@ -16,9 +16,11 @@
  * with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 import actions from 'ui/features/developer_keys_v2/react/actions/developerKeysActions'
-import store from 'ui/features/developer_keys_v2/react/store/store'
+import storeCreator from 'ui/features/developer_keys_v2/react/store/store'
 import axios from '@canvas/axios'
 
+const store = storeCreator()
+
 QUnit.module('Developer key actions')
 
 function thenStub() {

ui/features/developer_keys_v2/react/router.js

@@ -22,7 +22,9 @@ import page from 'page'
 import qs from 'qs'
 import DeveloperKeysApp from './App'
 import actions from './actions/developerKeysActions'
-import store from './store/store'
+import storeCreator from './store/store'
+
+const store = storeCreator()
 
 /**
  * Route Handlers

ui/features/developer_keys_v2/react/store/store.js

@@ -18,6 +18,7 @@
 
 import {createStore, applyMiddleware, combineReducers} from 'redux'
 import ReduxThunk from 'redux-thunk'
+import _ from 'lodash'
 import listDeveloperKeysReducer from '../reducers/listDeveloperKeysReducer'
 import deactivateDeveloperKeyReducer from '../reducers/deactivateReducer'
 import activateDeveloperKeyReducer from '../reducers/activateReducer'
@@ -50,4 +51,9 @@ const developerKeysReducer = combineReducers({
   listDeveloperKeyScopes: listDeveloperKeyScopesReducer
 })
 
-export default createStoreWithMiddleware(developerKeysReducer)
+export default (initialStateOverrides = {}) => {
+  let defaultState = developerKeysReducer({}, {})
+  defaultState = _.merge(defaultState, initialStateOverrides)
+
+  return createStoreWithMiddleware(developerKeysReducer, defaultState)
+}