n8n/packages/cli/test/integration/commands/worker.cmd.test.ts

import { BinaryDataService } from 'n8n-core';

import { Worker } from '@/commands/worker';
import config from '@/config';
import { MessageEventBus } from '@/eventbus/message-event-bus/message-event-bus';
import { LogStreamingEventRelay } from '@/events/log-streaming-event-relay';
import { ExternalHooks } from '@/external-hooks';
import { ExternalSecretsManager } from '@/external-secrets/external-secrets-manager.ee';
import { License } from '@/license';
import { LoadNodesAndCredentials } from '@/load-nodes-and-credentials';
import { ScalingService } from '@/scaling/scaling.service';
import { OrchestrationHandlerWorkerService } from '@/services/orchestration/worker/orchestration.handler.worker.service';
import { OrchestrationWorkerService } from '@/services/orchestration/worker/orchestration.worker.service';
import { setupTestCommand } from '@test-integration/utils/test-command';

import { mockInstance } from '../../shared/mocking';

config.set('executions.mode', 'queue');
config.set('binaryDataManager.availableModes', 'filesystem');
mockInstance(LoadNodesAndCredentials);
const binaryDataService = mockInstance(BinaryDataService);
const externalHooks = mockInstance(ExternalHooks);
const externalSecretsManager = mockInstance(ExternalSecretsManager);
const license = mockInstance(License);
const messageEventBus = mockInstance(MessageEventBus);
const logStreamingEventRelay = mockInstance(LogStreamingEventRelay);
const orchestrationHandlerWorkerService = mockInstance(OrchestrationHandlerWorkerService);
const scalingService = mockInstance(ScalingService);
const orchestrationWorkerService = mockInstance(OrchestrationWorkerService);
const command = setupTestCommand(Worker);

test('worker initializes all its components', async () => {
	const worker = await command.run();

	expect(worker.queueModeId).toBeDefined();
	expect(worker.queueModeId).toContain('worker');
	expect(worker.queueModeId.length).toBeGreaterThan(15);
	expect(license.init).toHaveBeenCalledTimes(1);
	expect(binaryDataService.init).toHaveBeenCalledTimes(1);
	expect(externalHooks.init).toHaveBeenCalledTimes(1);
	expect(externalSecretsManager.init).toHaveBeenCalledTimes(1);
	expect(messageEventBus.initialize).toHaveBeenCalledTimes(1);
	expect(scalingService.setupQueue).toHaveBeenCalledTimes(1);
	expect(scalingService.setupWorker).toHaveBeenCalledTimes(1);
	expect(logStreamingEventRelay.init).toHaveBeenCalledTimes(1);
	expect(orchestrationWorkerService.init).toHaveBeenCalledTimes(1);
	expect(orchestrationHandlerWorkerService.initWithOptions).toHaveBeenCalledTimes(1);
	expect(messageEventBus.send).toHaveBeenCalledTimes(1);
});