mirror of https://codeberg.org/pzp/pzp-db.git
103 lines
3.4 KiB
JavaScript
103 lines
3.4 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 Keypair = require('pzp-keypair')
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const { createPeer } = require('./util')
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const MsgV4 = require('../lib/msg-v4')
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const DIR = path.join(os.tmpdir(), 'pzp-db-ghosts')
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rimraf.sync(DIR)
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const keypair = Keypair.generate('ed25519', 'alice')
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test('ghosts.add, ghosts.get, ghosts.getMinDepth', async (t) => {
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const peer = createPeer({ keypair, path: DIR })
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await peer.db.loaded()
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const account = await p(peer.db.account.create)({ subdomain: 'person' })
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const SPAN = 5
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let msgIDs = []
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for (let i = 0; i < 10; i++) {
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const rec = await p(peer.db.feed.publish)({
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account,
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domain: 'post',
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data: { text: 'hello ' + i },
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})
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msgIDs.push(rec.id)
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}
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const tangleID = (await p(peer.db.feed.findMoot)(account, 'post'))?.id
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const ghosts0 = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghosts0, [], 'no ghosts so far')
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await p(peer.db.ghosts.add)({ msgID: msgIDs[0], tangleID, span: SPAN })
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await p(peer.db.ghosts.add)({ msgID: msgIDs[1], tangleID, span: SPAN })
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await p(peer.db.ghosts.add)({ msgID: msgIDs[2], tangleID, span: SPAN })
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await p(peer.db.ghosts.add)({ msgID: msgIDs[3], tangleID, span: SPAN })
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await p(peer.db.ghosts.add)({ msgID: msgIDs[4], tangleID, span: SPAN })
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const ghostsA = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghostsA, msgIDs.slice(0, 5), 'ghosts so far')
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const depthA = peer.db.ghosts.getMinDepth(tangleID)
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assert.equal(depthA, 1, 'min depth so far')
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await p(peer.db.ghosts.add)({ msgID: msgIDs[5], tangleID, span: SPAN })
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const ghostsB = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghostsB, msgIDs.slice(1, 6), 'ghosts so far')
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const depthB = peer.db.ghosts.getMinDepth(tangleID)
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assert.equal(depthB, 2, 'min depth so far')
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await p(peer.close)(true)
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})
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test('ghosts.add queues very-concurrent calls', async (t) => {
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const peer = createPeer({ keypair, path: DIR })
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await peer.db.loaded()
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const account = await p(peer.db.account.create)({ subdomain: 'person' })
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const SPAN = 5
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let msgIDs = []
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for (let i = 0; i < 10; i++) {
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const rec = await p(peer.db.feed.publish)({
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account,
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domain: 'post',
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data: { text: 'hello ' + i },
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})
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msgIDs.push(rec.id)
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}
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const moot = MsgV4.createMoot(account, 'post', keypair)
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const tangleID = MsgV4.getMsgID(moot)
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const ghosts0 = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghosts0, [], 'no ghosts so far')
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await Promise.all([
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p(peer.db.ghosts.add)({ msgID: msgIDs[0], tangleID, span: SPAN }),
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p(peer.db.ghosts.add)({ msgID: msgIDs[1], tangleID, span: SPAN }),
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p(peer.db.ghosts.add)({ msgID: msgIDs[2], tangleID, span: SPAN }),
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p(peer.db.ghosts.add)({ msgID: msgIDs[3], tangleID, span: SPAN }),
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p(peer.db.ghosts.add)({ msgID: msgIDs[4], tangleID, span: SPAN }),
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])
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const ghostsA = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghostsA, msgIDs.slice(0, 5), 'ghosts so far')
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const depthA = peer.db.ghosts.getMinDepth(tangleID)
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assert.equal(depthA, 1, 'min depth so far')
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await p(peer.db.ghosts.add)({ msgID: msgIDs[5], tangleID, span: SPAN })
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const ghostsB = peer.db.ghosts.get(tangleID)
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assert.deepEqual(ghostsB, msgIDs.slice(1, 6), 'ghosts so far')
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const depthB = peer.db.ghosts.getMinDepth(tangleID)
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assert.equal(depthB, 2, 'min depth so far')
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await p(peer.close)(true)
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})
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