Add mutator action that ingests endpoints

app/assets/javascripts/mr_notes/stores/actions/mutators.js

@@ -5,3 +5,7 @@ import types from '../mutation_types';
 export function setActiveTab({ commit }, tab) {
   commit(types.SET_ACTIVE_TAB, tab);
 }
+
+export function setEndpoints({ commit }, endpoints) {
+  commit(types.SET_ENDPOINTS, endpoints);
+}

spec/frontend/mr_notes/stores/actions/mutators_spec.js

+import testAction from 'helpers/vuex_action_helper';
+import { setEndpoints } from '~/mr_notes/stores/actions/mutators';
+import mutationTypes from '~/mr_notes/stores/mutation_types';
+
+describe('MR Notes Mutator Actions', () => {
+  describe('setEndpoints', () => {
+    it('should trigger the SET_ENDPOINTS state mutation', (done) => {
+      const endpoints = { endpointA: 'a' };
+
+      testAction(
+        setEndpoints,
+        endpoints,
+        {},
+        [
+          {
+            type: mutationTypes.SET_ENDPOINTS,
+            payload: endpoints,
+          },
+        ],
+        [],
+        done,
+      );
+    });
+  });
+});