fix: large streaming gaps by refetching (#1362)

fixes #1356
This commit is contained in:
Nolan Lawson 2019-07-28 19:38:34 -07:00 committed by GitHub
parent cc4f6a4db6
commit 59bdd0bb77
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2 changed files with 46 additions and 8 deletions

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@ -1,15 +1,23 @@
// TODO: should probably just keep fetching timeline items in the gap, not stop at 40
import { addStatusesOrNotifications } from '../addStatusOrNotification'
import { getTimeline } from '../../_api/timelines'
const TIMELINE_GAP_BATCH_SIZE = 40
const TIMELINE_GAP_BATCH_SIZE = 20 // Mastodon timeline API maximum limit
const MAX_NUM_REQUESTS = 15 // to avoid getting caught in an infinite loop somehow
// fill in the "streaming gap" i.e. fetch the most recent items so that there isn't
// a big gap in the timeline if you haven't looked at it in awhile
export async function fillStreamingGap (instanceName, accessToken, timelineName, firstTimelineItemId) {
let newTimelineItems = await getTimeline(instanceName, accessToken,
timelineName, null, firstTimelineItemId, TIMELINE_GAP_BATCH_SIZE)
let maxId = null
let numRequests = 0
let newTimelineItems
do {
numRequests++
newTimelineItems = await getTimeline(instanceName, accessToken,
timelineName, maxId, firstTimelineItemId, TIMELINE_GAP_BATCH_SIZE)
if (newTimelineItems.length) {
addStatusesOrNotifications(instanceName, timelineName, newTimelineItems)
maxId = newTimelineItems[newTimelineItems.length - 1].id
}
} while (numRequests < MAX_NUM_REQUESTS && newTimelineItems.length === TIMELINE_GAP_BATCH_SIZE)
}

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@ -2,7 +2,14 @@ import { loginAsFoobar } from '../roles'
import {
forceOffline,
forceOnline,
getNthStatus, homeNavButton, localTimelineNavButton, notificationBadge, notificationsNavButton, sleep
getNthStatus,
homeNavButton,
localTimelineNavButton,
notificationBadge,
notificationsNavButton,
sleep,
times,
validateTimeline
} from '../utils'
import {
postAs
@ -82,3 +89,26 @@ test('fills timeline gap while away from notifications timeline - badge updates'
.expect(notificationBadge.exists).notOk()
.expect(getNthStatus(1).innerText).contains('sneaky mention!', { timeout })
})
test('fills a large gap while away from home timeline', async t => {
await loginAsFoobar(t)
await t
.expect(getNthStatus(1).exists).ok({ timeout })
.hover(getNthStatus(1))
await postAs('admin', 'hello hello world')
await t.expect(getNthStatus(1).innerText).contains('hello hello world', { timeout })
await forceOffline()
await sleep(1000)
const GAP_SIZE = 60
for (let i = 0; i < GAP_SIZE; i++) {
await postAs('admin', `posted while offline #${i + 1}`)
}
await sleep(1000)
await forceOnline()
await t.expect(getNthStatus(1).innerText).contains(`posted while offline #${GAP_SIZE}`, {
timeout: timeout * 2
})
const expected = times(GAP_SIZE, i => ({ content: `posted while offline #${GAP_SIZE - i}` }))
.concat([{ content: 'hello hello world' }])
await validateTimeline(t, expected)
})