mirror of https://codeberg.org/pzp/pzp-db.git
108 lines
2.8 KiB
JavaScript
108 lines
2.8 KiB
JavaScript
const test = require('node:test')
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const assert = require('node:assert')
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const path = require('node:path')
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const os = require('node:os')
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const p = require('node:util').promisify
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const rimraf = require('rimraf')
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const SecretStack = require('secret-stack')
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const AAOL = require('async-append-only-log')
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const push = require('push-stream')
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const caps = require('ppppp-caps')
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const Keypair = require('ppppp-keypair')
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const DIR = path.join(os.tmpdir(), 'ppppp-db-erase')
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rimraf.sync(DIR)
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test('erase', async (t) => {
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const keypair = Keypair.generate('ed25519', 'alice')
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const peer = SecretStack({ appKey: caps.shse })
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.use(require('../lib'))
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.call(null, { keypair, path: DIR })
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await peer.db.loaded()
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const id = await p(peer.db.account.create)({ domain: 'person' })
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const msgIDs = []
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for (let i = 0; i < 5; i++) {
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const rec = await p(peer.db.feed.publish)({
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account: id,
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domain: 'post',
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data: { text: 'm' + i },
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})
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msgIDs.push(rec.id)
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}
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const before = []
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for (const msg of peer.db.msgs()) {
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if (msg.data && msg.metadata.account?.length > 4) {
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before.push(msg.data.text)
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}
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}
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assert.deepEqual(
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before,
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['m0', 'm1', 'm2', 'm3', 'm4'],
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'5 msgs before the erase'
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)
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await p(peer.db.erase)(msgIDs[2])
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const after = []
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for (const msg of peer.db.msgs()) {
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if (msg.data && msg.metadata.account?.length > 4) {
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after.push(msg.data.text)
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}
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}
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assert.deepEqual(after, ['m0', 'm1', 'm3', 'm4'], '4 msgs after the erase')
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const after2 = []
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for (const msg of peer.db.msgs()) {
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for (const tangleID in msg.metadata.tangles) {
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after2.push(msg.metadata.tangles[tangleID].depth)
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}
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}
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assert.deepEqual(after2, [1, 2, 3, 4, 5], '5 metadata exists after the erase')
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await p(peer.close)(true)
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// FIXME:
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// const log = AAOL(path.join(DIR, 'db.bin'), {
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// cacheSize: 1,
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// blockSize: 64 * 1024,
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// codec: {
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// encode(msg) {
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// return Buffer.from(JSON.stringify(msg), 'utf8')
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// },
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// decode(buf) {
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// return JSON.parse(buf.toString('utf8'))
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// },
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// },
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// })
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// const persistedMsgs = await new Promise((resolve, reject) => {
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// let persistedMsgs = []
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// log.stream({ offsets: true, values: true, sizes: true }).pipe(
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// push.drain(
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// function drainEach({ offset, value, size }) {
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// if (value) {
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// persistedMsgs.push(value.msg)
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// }
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// },
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// function drainEnd(err) {
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// if (err) return reject(err)
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// resolve(persistedMsgs)
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// }
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// )
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// )
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// })
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// t.deepEqual(
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// persistedMsgs.filter((msg) => msg.content).map((msg) => msg.content.text),
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// ['m0', 'm1', 'm3', 'm4'],
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// 'msgs in disk after the delete'
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// )
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})
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