import actions from 'background/actions'; import settingReducer from 'background/reducers/setting'; describe("setting reducer", () => { it('return the initial state', () => { let state = settingReducer(undefined, {}); expect(state).to.have.deep.property('value', {}); }); it('return next state for SETTING_SET_SETTINGS', () => { let action = { type: actions.SETTING_SET_SETTINGS, value: { key: 123 }, }; let state = settingReducer(undefined, action); expect(state).to.have.deep.property('value', { key: 123 }); }); it('return next state for SETTING_SET_PROPERTY', () => { let state = { value: { properties: { smoothscroll: true } } } let action = { type: actions.SETTING_SET_PROPERTY, name: 'encoding', value: 'utf-8', }; state = settingReducer(state, action); expect(state.value.properties).to.have.property('smoothscroll', true); expect(state.value.properties).to.have.property('encoding', 'utf-8'); }); });