121 lines
3.3 KiB
JavaScript
121 lines
3.3 KiB
JavaScript
import reducer from '../timelines';
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import { Map as ImmutableMap, OrderedSet as ImmutableOrderedSet, fromJS } from 'immutable';
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import {
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TIMELINE_EXPAND_REQUEST,
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TIMELINE_EXPAND_FAIL,
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TIMELINE_EXPAND_SUCCESS,
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} from 'soapbox/actions/timelines';
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describe('timelines reducer', () => {
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it('should return the initial state', () => {
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expect(reducer(undefined, {})).toEqual(ImmutableMap());
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});
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describe('TIMELINE_EXPAND_REQUEST', () => {
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it('sets loading to true', () => {
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const action = {
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type: TIMELINE_EXPAND_REQUEST,
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timeline: 'home',
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};
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const result = reducer(undefined, action);
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expect(result.getIn(['home', 'isLoading'])).toBe(true);
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});
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});
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describe('TIMELINE_EXPAND_FAIL', () => {
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it('sets loading to false', () => {
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const state = fromJS({
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home: { isLoading: true },
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});
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const action = {
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type: TIMELINE_EXPAND_FAIL,
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timeline: 'home',
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};
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const result = reducer(state, action);
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expect(result.getIn(['home', 'isLoading'])).toBe(false);
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});
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});
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describe('TIMELINE_EXPAND_SUCCESS', () => {
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it('sets loading to false', () => {
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const state = fromJS({
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home: { isLoading: true },
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});
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const action = {
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type: TIMELINE_EXPAND_SUCCESS,
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timeline: 'home',
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};
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const result = reducer(state, action);
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expect(result.getIn(['home', 'isLoading'])).toBe(false);
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});
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it('adds the status IDs', () => {
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const expected = ImmutableOrderedSet(['1', '2', '5']);
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const action = {
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type: TIMELINE_EXPAND_SUCCESS,
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timeline: 'home',
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statuses: [{ id: '1' }, { id: '2' }, { id: '5' }],
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};
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const result = reducer(undefined, action);
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expect(result.getIn(['home', 'items'])).toEqual(expected);
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});
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it('merges new status IDs', () => {
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const state = fromJS({
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home: { items: ImmutableOrderedSet(['5', '2', '1']) },
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});
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const expected = ImmutableOrderedSet(['6', '5', '4', '2', '1']);
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const action = {
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type: TIMELINE_EXPAND_SUCCESS,
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timeline: 'home',
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statuses: [{ id: '6' }, { id: '5' }, { id: '4' }],
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};
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const result = reducer(state, action);
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expect(result.getIn(['home', 'items'])).toEqual(expected);
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});
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it('merges old status IDs', () => {
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const state = fromJS({
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home: { items: ImmutableOrderedSet(['6', '4', '3']) },
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});
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const expected = ImmutableOrderedSet(['6', '4', '3', '5', '2', '1']);
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const action = {
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type: TIMELINE_EXPAND_SUCCESS,
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timeline: 'home',
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statuses: [{ id: '5' }, { id: '2' }, { id: '1' }],
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};
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const result = reducer(state, action);
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expect(result.getIn(['home', 'items'])).toEqual(expected);
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});
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it('overrides pinned post IDs', () => {
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const state = fromJS({
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'account:1:pinned': { items: ImmutableOrderedSet(['5', '2', '1']) },
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});
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const expected = ImmutableOrderedSet(['9', '8', '7']);
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const action = {
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type: TIMELINE_EXPAND_SUCCESS,
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timeline: 'home',
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statuses: [{ id: '9' }, { id: '8' }, { id: '7' }],
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};
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const result = reducer(state, action);
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expect(result.getIn(['home', 'items'])).toEqual(expected);
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});
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});
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});
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