yonote/yjs
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fixed varUint encoding issue

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This commit is contained in:
Kevin Jahns
2017-07-30 22:16:59 +02:00
parent 003fa735a0
commit f31ec9a8b8
2 changed files with 17 additions and 8 deletions
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13
test/encode-decode.js
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@@ -2,7 +2,6 @@ import { test } from 'cutest'
import Chance from 'chance'
import Y from '../src/y.js'
import { BinaryEncoder, BinaryDecoder } from '../src/Encoding.js'
import { applyRandomTests } from '../../y-array/test/testGeneration.js'
function testEncoding (t, write, read, val) {
let encoder = new BinaryEncoder()
@@ -22,6 +21,7 @@ test('varUint 1 byte', async function varUint1 (t) {
test('varUint 2 bytes', async function varUint2 (t) {
testEncoding(t, writeVarUint, readVarUint, 1 << 9 | 3)
testEncoding(t, writeVarUint, readVarUint, 1 << 9 | 3)
})
test('varUint 3 bytes', async function varUint3 (t) {
testEncoding(t, writeVarUint, readVarUint, 1 << 17 | 1 << 9 | 3)
@@ -31,11 +31,20 @@ test('varUint 4 bytes', async function varUint4 (t) {
testEncoding(t, writeVarUint, readVarUint, 1 << 25 | 1 << 17 | 1 << 9 | 3)
})
test('varUint of 2839012934', async function varUint2839012934 (t) {
testEncoding(t, writeVarUint, readVarUint, 2839012934)
})
test('varUint random', async function varUintRandom (t) {
const chance = new Chance(t.getSeed() * 1000000000)
const chance = new Chance(t.getSeed() * Math.pow(Number.MAX_SAFE_INTEGER))
testEncoding(t, writeVarUint, readVarUint, chance.integer({min: 0, max: (1 << 28) - 1}))
})
test('varUint random user id', async function varUintRandomUserId (t) {
t.getSeed() // enforces that this test is repeated
testEncoding(t, writeVarUint, readVarUint, Y.utils.generateUserId())
})
const writeVarString = (encoder, val) => encoder.writeVarString(val)
const readVarString = decoder => decoder.readVarString()