feat: Add campaign (#2177)

app/javascript/dashboard/store/modules/specs/campaigns/getters.spec.js

@@ -0,0 +1,22 @@
+import { getters } from '../../campaigns';
+import campaigns from './fixtures';
+
+describe('#getters', () => {
+  it('getCampaigns', () => {
+    const state = { records: campaigns };
+    expect(getters.getCampaigns(state)).toEqual(campaigns);
+  });
+
+  it('getUIFlags', () => {
+    const state = {
+      uiFlags: {
+        isFetching: true,
+        isCreating: false,
+      },
+    };
+    expect(getters.getUIFlags(state)).toEqual({
+      isFetching: true,
+      isCreating: false,
+    });
+  });
+});