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test: give each vitest worker its own Postgres database

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Specs truncate the test DB between tests; with multiple DB-backed spec files
running in parallel workers they clobbered each other. Suffix the database
name with VITEST_POOL_ID so each worker is isolated.
This commit is contained in:
Julien Calixte
2026-05-28 00:18:18 +02:00
parent 7f655009ac
commit fc958ba59f
1 changed files with 9 additions and 3 deletions
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12
tests/helpers/db.ts
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@@ -15,9 +15,15 @@ import * as schema from '../../server/db/schema'
// to a module namespace), so we sidestep the transform entirely. // to a module namespace), so we sidestep the transform entirely.
const pg = createRequire(import.meta.url)('pg') as typeof pgType const pg = createRequire(import.meta.url)('pg') as typeof pgType
const TEST_URL = // Each Vitest worker gets its own database so specs that truncate between
process.env.TEST_DATABASE_URL ?? // tests can't clobber one another when files run in parallel.
'postgres://andon:andon@localhost:5432/andon_test' const TEST_URL = (() => {
const base =
process.env.TEST_DATABASE_URL ?? 'postgres://andon:andon@localhost:5432/andon_test'
const url = new URL(base)
url.pathname = `${url.pathname}_${process.env.VITEST_POOL_ID ?? '1'}`
return url.toString()
})()
export type TestDb = NodePgDatabase<typeof schema> export type TestDb = NodePgDatabase<typeof schema>