Iain Sproat
27a0600dcd
* chore(healthchecks): refactor out of modules * feat(server): multi-region aware liveness and readiness checks * Add tests for redis & postgres healthchecks * do not close Redis client after checking it is healthy, we now use a shared client
42 lines
1.7 KiB
TypeScript
42 lines
1.7 KiB
TypeScript
import { expect } from 'chai'
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import { db } from '@/db/knex'
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import { areAllPostgresAlive, isPostgresAlive } from '@/healthchecks/postgres'
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import knex from 'knex'
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describe('Healthchecks @healthchecks', () => {
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describe('Postgres @postgres', () => {
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describe('isPostgresAlive', () => {
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it('should return true if the database is alive', async () => {
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// db is the primary database. We are making an assumption that it is always alive.
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const result = await isPostgresAlive({ db })
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expect(result.isAlive).to.be.true
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})
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it('should return false if the database is not alive', async () => {
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const knexClient = knex({
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client: 'pg',
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connection: {
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connectionString:
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'postgres://user_does_not_exist:password@127.0.0.1/this_db_does_not_exist'
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}
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})
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const result = await isPostgresAlive({ db: knexClient })
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if (result.isAlive) {
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expect(result.isAlive).to.be.false
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throw new Error('Unexpected condition') // HACK to force correct typing
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}
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expect(result.err).to.be.an('error')
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})
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})
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describe('areAllPostgresAlive', () => {
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it('should return true if all databases are alive', async () => {
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const result = await areAllPostgresAlive()
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expect(Object.values(result).every((r) => r.isAlive)).to.be.true
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})
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it.skip('should return false if any database is not alive', async () => {
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//TODO implementation of this test requires a little refactoring of the code
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//to allow for a database to be temporarily unavailable, probably via dependency injection of the clients
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})
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})
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})
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})
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