import flatten from 'app/core/utils/flatten'; describe("flatten", () => { it('should return flatten object', () => { var flattened = flatten({ level1: 'level1-value', deeper: { level2: 'level2-value', deeper: { level3: 'level3-value' } } }, null); expect(flattened['level1']).toBe('level1-value'); expect(flattened['deeper.level2']).toBe('level2-value'); expect(flattened['deeper.deeper.level3']).toBe('level3-value'); }); });