text: 
  import catKitDemoReducer from '../reducer';
  
  describe('catKitDemoReducer', () => {
    it('returns the initial state', () => {
      expect(catKitDemoReducer(undefined, {})).toEqual({
        activeStep: 0,
        adsorbateParams: {},
        adsorptionSites: [],
        altLabels: [],
        bulkCif: '',
        bulkInput: '',
        bulkParams: {},
        calculations: [],
        customBulkInput: false,
        customSlabInput: false,
        fixed: 2,
        images: [],
        latticeConstant: 3.92,
        openCalculation: -1,
        siteOccupations: {},
        slabInput: '',
        slabParams: {},
        unitCellSize: 2,
        wyckoffBulkParams: {},
      });
    });
  });
  