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add test for merging via Y.Doc instance (should encode pending updates as well)

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This commit is contained in:
Kevin Jahns 2020-12-30 19:32:00 +01:00
parent 8013b4ef5c
commit 8fadec4dcd
1 changed files with 43 additions and 7 deletions
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50
tests/updates.tests.js
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@ -2,27 +2,63 @@ import * as t from 'lib0/testing.js'
import { init, compare } from './testHelper.js' // eslint-disable-line
import * as Y from '../src/index.js'
/**
* @typedef {Object} Enc
* @property {function(Array<Uint8Array>):Uint8Array} Enc.mergeUpdates
* @property {function(Y.Doc):Uint8Array} Enc.encodeStateAsUpdate
* @property {function(Y.Doc, Uint8Array):void} Enc.applyUpdate
* @property {function(Uint8Array):void} Enc.logUpdate
* @property {string} Enc.updateEventName
* @property {string} Enc.description
*/
/**
* @type {Enc}
*/
const encV1 = {
mergeUpdates: Y.mergeUpdates,
encodeStateAsUpdate: Y.encodeStateAsUpdate,
applyUpdate: Y.applyUpdate,
logUpdate: Y.logUpdate,
updateEventName: 'update'
updateEventName: 'update',
description: 'V1'
}
/**
* @type {Enc}
*/
const encV2 = {
mergeUpdates: Y.mergeUpdatesV2,
encodeStateAsUpdate: Y.encodeStateAsUpdateV2,
applyUpdate: Y.applyUpdateV2,
logUpdate: Y.logUpdateV2,
updateEventName: 'updateV2'
updateEventName: 'updateV2',
description: 'V2'
}
const encoders = [encV1, encV2]
/**
* @type {Enc}
*/
const encDoc = {
mergeUpdates: (updates) => {
const ydoc = new Y.Doc()
updates.forEach(update => {
Y.applyUpdate(ydoc, update)
})
return Y.encodeStateAsUpdate(ydoc)
},
encodeStateAsUpdate: Y.encodeStateAsUpdate,
applyUpdate: Y.applyUpdate,
logUpdate: Y.logUpdate,
updateEventName: 'update',
description: 'Merge via Y.Doc'
}
const encoders = [encV1, encV2, encDoc]
/**
* @param {Array<Y.Doc>} users
* @param {encV1 | encV2} enc
* @param {Enc} enc
*/
const fromUpdates = (users, enc) => {
const updates = users.map(user =>
@ -52,7 +88,7 @@ export const testMergeUpdates = tc => {
/**
* @param {Y.Doc} ydoc
* @param {Array<Uint8Array>} updates - expecting at least 4 updates
* @param {encV1 | encV2} enc
* @param {Enc} enc
*/
const checkUpdateCases = (ydoc, updates, enc) => {
const cases = []
@ -101,7 +137,7 @@ const checkUpdateCases = (ydoc, updates, enc) => {
*/
export const testMergeUpdates1 = tc => {
encoders.forEach((enc, i) => {
t.info(`Using V${i + 1} encoder.`)
t.info(`Using encoder: ${enc.description}`)
const ydoc = new Y.Doc({ gc: false })
const updates = /** @type {Array<Uint8Array>} */ ([])
ydoc.on(enc.updateEventName, update => { updates.push(update) })
@ -121,7 +157,7 @@ export const testMergeUpdates1 = tc => {
*/
export const testMergeUpdates2 = tc => {
encoders.forEach((enc, i) => {
t.info(`Using V${i + 1} encoder.`)
t.info(`Using encoder: ${enc.description}`)
const ydoc = new Y.Doc({ gc: false })
const updates = /** @type {Array<Uint8Array>} */ ([])
ydoc.on(enc.updateEventName, update => { updates.push(update) })