DenozordecandCursor
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Docker / build (push) Failing after 19s
Центрирование заглушек в графиках/Frame; лимит тела backup 100 MiB; WAL checkpoint при экспорте и очистка -wal/-shm при импорте. Co-authored-by: Cursor <[email protected]>
70 lines
2.4 KiB
TypeScript
70 lines
2.4 KiB
TypeScript
import { afterEach, describe, expect, it } from 'vitest'
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import Database from 'better-sqlite3'
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import { mkdtempSync, readFileSync, writeFileSync, existsSync, rmSync } from 'node:fs'
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import { tmpdir } from 'node:os'
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import { join } from 'node:path'
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import {
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closeDb,
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getDb,
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getSqlite,
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readDatabaseFileBuffer,
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reloadDatabaseFromBuffer,
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} from './index.js'
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describe('reloadDatabaseFromBuffer / readDatabaseFileBuffer', () => {
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let dir: string
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afterEach(() => {
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closeDb()
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delete process.env.DB_PATH
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if (dir && existsSync(dir)) rmSync(dir, { recursive: true, force: true })
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})
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it('rejects non-sqlite buffer', () => {
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dir = mkdtempSync(join(tmpdir(), 'vt-db-'))
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process.env.DB_PATH = join(dir, 'app.db')
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getDb()
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expect(() => reloadDatabaseFromBuffer(Buffer.from('not-a-db'))).toThrow(/SQLite/)
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})
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it('replaces db and drops leftover wal/shm', () => {
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dir = mkdtempSync(join(tmpdir(), 'vt-db-'))
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const dbPath = join(dir, 'app.db')
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process.env.DB_PATH = dbPath
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getDb()
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getSqlite().exec('CREATE TABLE IF NOT EXISTS t (id INTEGER PRIMARY KEY); INSERT INTO t VALUES (1);')
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closeDb()
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// Simulate stale sidecars after closed connection (Windows locks *-shm while open)
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writeFileSync(`${dbPath}-wal`, Buffer.alloc(32))
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writeFileSync(`${dbPath}-shm`, Buffer.alloc(32))
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const donorPath = join(dir, 'donor.db')
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const donor = new Database(donorPath)
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donor.exec(`CREATE TABLE ok (x TEXT); INSERT INTO ok VALUES ('yes');`)
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donor.close()
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const buf = readFileSync(donorPath)
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reloadDatabaseFromBuffer(buf)
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const row = getSqlite().prepare('SELECT x FROM ok').get() as { x: string }
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expect(row.x).toBe('yes')
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// Старый мусорный WAL не должен подмешаться: таблица t из прошлой БД отсутствует
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const tables = getSqlite()
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.prepare(`SELECT name FROM sqlite_master WHERE type='table' AND name='t'`)
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.all()
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expect(tables).toHaveLength(0)
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closeDb()
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})
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it('readDatabaseFileBuffer checkpoints wal', () => {
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dir = mkdtempSync(join(tmpdir(), 'vt-db-'))
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process.env.DB_PATH = join(dir, 'app.db')
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getDb()
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getSqlite().exec('CREATE TABLE IF NOT EXISTS t (id INTEGER PRIMARY KEY); INSERT INTO t VALUES (42);')
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const buf = readDatabaseFileBuffer()
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expect(buf.subarray(0, 15).toString('utf8')).toBe('SQLite format 3')
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expect(buf.length).toBeGreaterThan(100)
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})
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})
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