Add specs for statuses module.

test/unit/specs/modules/statuses.spec.js

+import { cloneDeep } from 'lodash'
+import { defaultState, mutations } from '../../../../src/modules/statuses.js'
+
+const makeMockStatus = ({id}) => {
+  return {
+    id,
+    name: 'status',
+    text: `Text number ${id}`,
+    fave_num: 0,
+    uri: ''
+  }
+}
+
+describe('The Statuses module', () => {
+  it('adds the status to allStatuses and to the given timeline', () => {
+    const state = cloneDeep(defaultState)
+    const status = makeMockStatus({id: 1})
+
+    mutations.addNewStatuses(state, { statuses: [status], timeline: 'public' })
+
+    expect(state.allStatuses).to.eql([status])
+    expect(state.timelines.public.statuses).to.eql([status])
+    expect(state.timelines.public.visibleStatuses).to.eql([])
+  })
+
+  it('adds the status to allStatuses and to the given timeline, directly visible', () => {
+    const state = cloneDeep(defaultState)
+    const status = makeMockStatus({id: 1})
+
+    mutations.addNewStatuses(state, { statuses: [status], showImmediately: true, timeline: 'public' })
+
+    expect(state.allStatuses).to.eql([status])
+    expect(state.timelines.public.statuses).to.eql([status])
+    expect(state.timelines.public.visibleStatuses).to.eql([status])
+  })
+
+  it('replaces existing statuses with the same id', () => {
+    const state = cloneDeep(defaultState)
+    const status = makeMockStatus({id: 1})
+    const modStatus = makeMockStatus({id: 1, text: 'something else'})
+
+    // Add original status
+    mutations.addNewStatuses(state, { statuses: [status], showImmediately: true, timeline: 'public' })
+    expect(state.timelines.public.visibleStatuses).to.have.length(1)
+    expect(state.allStatuses).to.have.length(1)
+
+    // Add new version of status
+    mutations.addNewStatuses(state, { statuses: [modStatus], showImmediately: true, timeline: 'public' })
+    expect(state.timelines.public.visibleStatuses).to.have.length(1)
+    expect(state.allStatuses).to.have.length(1)
+    expect(state.allStatuses[0]).to.equal(modStatus)
+  })
+
+  it('handles favorite actions', () => {
+    const state = cloneDeep(defaultState)
+    const status = makeMockStatus({id: 1})
+
+    const favorite = {
+      id: 2,
+      is_post_verb: false,
+      in_reply_to_status_id: 1, // The API uses strings here...
+      uri: 'tag:shitposter.club,2016-08-21:fave:3895:note:773501:2016-08-21T16:52:15+00:00',
+      text: 'a favorited something by b'
+    }
+
+    mutations.addNewStatuses(state, { statuses: [status], showImmediately: true, timeline: 'public' })
+    mutations.addNewStatuses(state, { statuses: [favorite], showImmediately: true, timeline: 'public' })
+
+    expect(state.timelines.public.visibleStatuses.length).to.eql(1)
+    expect(state.timelines.public.visibleStatuses[0].fave_num).to.eql(1)
+
+    // Adding again shouldn't change anything
+    mutations.addNewStatuses(state, { statuses: [favorite], showImmediately: true, timeline: 'public' })
+
+    expect(state.timelines.public.visibleStatuses.length).to.eql(1)
+    expect(state.timelines.public.visibleStatuses[0].fave_num).to.eql(1)
+  })
+})