Updated file for jest testing

Moved environments_store_spec.js
from ee/spec/javascripts/ to ee/spec/frontend/
and updated mock_data variables
to move testing from karma to jest

ee/spec/javascripts/environments/environments_store_spec.js → ee/spec/frontend/environments/environments_store_spec.js

 import Store from 'ee/environments/stores/environments_store';
-import { serverData, deployBoardMockData } from './mock_data';
+import { serverDataList, deployBoardMockData } from './mock_data';
 
 describe('Store', () => {
   let store;
@@ -84,13 +84,13 @@ describe('Store', () => {
 
   describe('canaryCallout', () => {
     it('should add banner underneath the second environment', () => {
-      store.storeEnvironments(serverData);
+      store.storeEnvironments(serverDataList);
 
       expect(store.state.environments[1].showCanaryCallout).toEqual(true);
     });
 
     it('should add banner underneath first environment when only one environment', () => {
-      store.storeEnvironments(serverData.slice(0, 1));
+      store.storeEnvironments(serverDataList.slice(0, 1));
 
       expect(store.state.environments[0].showCanaryCallout).toEqual(true);
     });

ee/spec/frontend/environments/mock_data.js

@@ -132,3 +132,18 @@ export const environmentsList = [
     ...sharedEnvironmentData(12),
   },
 ];
+
+export const serverDataList = [
+  {
+    name: 'build',
+    size: 1,
+    latest: {
+      name: 'build/update-README',
+      environment_type: 'build',
+      created_at: '2017-02-01T19:42:18.400Z',
+      updated_at: '2017-02-01T19:42:18.400Z',
+      ...sharedEnvironmentData(15),
+    },
+  },
+  ...environmentsList,
+];