posthog/plugin-server/tests/main/capabilities.test.ts

import { GraphileWorker } from '../../src/main/graphile-worker/graphile-worker'
import { startGraphileWorker } from '../../src/main/graphile-worker/worker-setup'
import { Hub, LogLevel } from '../../src/types'
import { PluginServerMode, stringToPluginServerMode } from '../../src/types'
import { closeHub, createHub } from '../../src/utils/db/hub'
import Piscina from '../../src/worker/piscina'

jest.mock('../../src/main/ingestion-queues/kafka-queue')
jest.mock('../../src/main/graphile-worker/schedule')

describe('stringToPluginServerMode', () => {
    test('gives the right value for ingestion -> PluginServerMode.plugins_ingestion', () => {
        expect(stringToPluginServerMode['ingestion']).toEqual(PluginServerMode.ingestion)
    })

    test('gives undefined for invalid input', () => {
        expect(stringToPluginServerMode['invalid']).toEqual(undefined)
    })
})

describe('capabilities', () => {
    let hub: Hub
    let piscina: Piscina

    beforeEach(async () => {
        hub = await createHub({
            LOG_LEVEL: LogLevel.Warn,
        })
        piscina = { run: jest.fn(), on: jest.fn() } as any
    })

    afterEach(async () => {
        await closeHub(hub)
    })

    describe('startGraphileWorker()', () => {
        it('sets up pluginJob handler if processPluginJobs is on', async () => {
            const graphileWorker = new GraphileWorker(hub)
            jest.spyOn(graphileWorker, 'start').mockImplementation(jest.fn())
            hub.capabilities.ingestion = false
            hub.capabilities.processPluginJobs = true
            hub.capabilities.pluginScheduledTasks = false

            await startGraphileWorker(hub, graphileWorker, piscina)

            expect(graphileWorker.start).toHaveBeenCalledWith(
                {
                    pluginJob: expect.anything(),
                },
                []
            )
        })

        it('sets up scheduled task handlers if pluginScheduledTasks is on', async () => {
            const graphileWorker = new GraphileWorker(hub)
            jest.spyOn(graphileWorker, 'start').mockImplementation(jest.fn())

            hub.capabilities.ingestion = false
            hub.capabilities.processPluginJobs = false
            hub.capabilities.pluginScheduledTasks = true

            await startGraphileWorker(hub, graphileWorker, piscina)

            expect(graphileWorker.start).toHaveBeenCalledWith(
                {
                    runEveryMinute: expect.anything(),
                    runEveryHour: expect.anything(),
                    runEveryDay: expect.anything(),
                },
                [
                    {
                        identifier: 'runEveryMinute',
                        options: {
                            backfillPeriod: 0,
                            maxAttempts: 1,
                        },
                        pattern: '* * * * *',
                        task: 'runEveryMinute',
                    },
                    {
                        identifier: 'runEveryHour',
                        options: {
                            backfillPeriod: 0,
                            maxAttempts: 5,
                        },
                        pattern: '0 * * * *',
                        task: 'runEveryHour',
                    },
                    {
                        identifier: 'runEveryDay',
                        options: {
                            backfillPeriod: 0,
                            maxAttempts: 10,
                        },
                        pattern: '0 0 * * *',
                        task: 'runEveryDay',
                    },
                ]
            )
        })
    })
})