110 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			4.5 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| process.env.NODE_ENV = 'test';
 | |
| 
 | |
| import { jest } from '@jest/globals';
 | |
| import { ModuleMocker } from 'jest-mock';
 | |
| import { Test } from '@nestjs/testing';
 | |
| import { GlobalModule } from '@/GlobalModule.js';
 | |
| import { FetchInstanceMetadataService } from '@/core/FetchInstanceMetadataService.js';
 | |
| import { FederatedInstanceService } from '@/core/FederatedInstanceService.js';
 | |
| import { HttpRequestService } from '@/core/HttpRequestService.js';
 | |
| import { LoggerService } from '@/core/LoggerService.js';
 | |
| import { UtilityService } from '@/core/UtilityService.js';
 | |
| import { IdService } from '@/core/IdService.js';
 | |
| import { DI } from '@/di-symbols.js';
 | |
| import type { TestingModule } from '@nestjs/testing';
 | |
| import type { MockFunctionMetadata } from 'jest-mock';
 | |
| import { Redis } from 'ioredis'
 | |
| 
 | |
| function mockRedis() {
 | |
| 	const hash = {};
 | |
| 	const set = jest.fn((key, value) => {
 | |
| 			const ret = hash[key];
 | |
| 			hash[key] = value;
 | |
| 			return ret;
 | |
| 		});
 | |
| 	return set;
 | |
| }
 | |
| 
 | |
| describe('FetchInstanceMetadataService', () => {
 | |
| 	let app: TestingModule;
 | |
| 	let fetchInstanceMetadataService: jest.Mocked<FetchInstanceMetadataService>;
 | |
| 	let federatedInstanceService: jest.Mocked<FederatedInstanceService>;
 | |
| 	let httpRequestService: jest.Mocked<HttpRequestService>;
 | |
| 	let redisClient: jest.Mocked<Redis.Redis>;
 | |
| 
 | |
| 	beforeAll(async () => {
 | |
| 		app = await Test
 | |
| 			.createTestingModule({
 | |
| 				imports: [
 | |
| 					GlobalModule,
 | |
| 				],
 | |
| 				providers: [
 | |
| 					FetchInstanceMetadataService,
 | |
| 					LoggerService,
 | |
| 					UtilityService,
 | |
| 					IdService,
 | |
| 				],
 | |
| 			})
 | |
| 			.useMocker((token) => {
 | |
| 				if (token === HttpRequestService) {
 | |
| 					return { getJson: jest.fn(), getHtml: jest.fn(), send: jest.fn(), };
 | |
| 				} else if (token === FederatedInstanceService) {
 | |
| 					return { fetch: jest.fn() };
 | |
| 				} else if (token === DI.redis) {
 | |
| 					return mockRedis;
 | |
| 				}})
 | |
| 			.compile();
 | |
| 
 | |
| 		app.enableShutdownHooks();
 | |
| 
 | |
| 		fetchInstanceMetadataService = app.get<FetchInstanceMetadataService>(FetchInstanceMetadataService);
 | |
| 		federatedInstanceService = app.get<FederatedInstanceService>(FederatedInstanceService) as jest.Mocked<FederatedInstanceService>;
 | |
| 		redisClient = app.get<Redis.Redis>(DI.redis) as jest.Mocked<Redis.Redis>;
 | |
| 		httpRequestService = app.get<HttpRequestService>(HttpRequestService) as jest.Mocked<HttpRequestService>;
 | |
| 	});
 | |
| 
 | |
| 	afterAll(async () => {
 | |
| 		await app.close();
 | |
| 	});
 | |
| 
 | |
| 	test('Lock and update', async () => {
 | |
| 		redisClient.set = mockRedis();
 | |
| 		const now = Date.now();
 | |
| 		federatedInstanceService.fetch.mockReturnValue({ infoUpdatedAt: { getTime: () => { return now - 10 * 1000 * 60 * 60 * 24; } } });
 | |
| 		httpRequestService.getJson.mockImplementation(() => { throw Error(); });
 | |
| 		const tryLockSpy = jest.spyOn(fetchInstanceMetadataService, 'tryLock');
 | |
| 		const unlockSpy = jest.spyOn(fetchInstanceMetadataService, 'unlock');
 | |
| 		await fetchInstanceMetadataService.fetchInstanceMetadata({ host: "example.com" });
 | |
| 		expect(tryLockSpy).toHaveBeenCalledTimes(1);
 | |
| 		expect(unlockSpy).toHaveBeenCalledTimes(1);
 | |
| 		expect(federatedInstanceService.fetch).toHaveBeenCalledTimes(1);
 | |
| 		expect(httpRequestService.getJson).toHaveBeenCalled();
 | |
| 	});
 | |
| 	test("Lock and don't update", async () => {
 | |
| 		redisClient.set = mockRedis();
 | |
| 		const now = Date.now();
 | |
| 		federatedInstanceService.fetch.mockReturnValue({ infoUpdatedAt: { getTime: () => now } });
 | |
| 		httpRequestService.getJson.mockImplementation(() => { throw Error(); });
 | |
| 		const tryLockSpy = jest.spyOn(fetchInstanceMetadataService, 'tryLock');
 | |
| 		const unlockSpy = jest.spyOn(fetchInstanceMetadataService, 'unlock');
 | |
| 		await fetchInstanceMetadataService.fetchInstanceMetadata({ host: "example.com" });
 | |
| 		expect(tryLockSpy).toHaveBeenCalledTimes(1);
 | |
| 		expect(unlockSpy).toHaveBeenCalledTimes(1);
 | |
| 		expect(federatedInstanceService.fetch).toHaveBeenCalledTimes(1);
 | |
| 		expect(httpRequestService.getJson).toHaveBeenCalledTimes(0);
 | |
| 	});
 | |
| 	test('Do nothing when lock not acquired', async () => {
 | |
| 		redisClient.set = mockRedis();
 | |
| 		federatedInstanceService.fetch.mockReturnValue({ infoUpdatedAt: { getTime: () => now - 10 * 1000 * 60 * 60 * 24 } });
 | |
| 		httpRequestService.getJson.mockImplementation(() => { throw Error(); });
 | |
| 		const tryLockSpy = jest.spyOn(fetchInstanceMetadataService, 'tryLock');
 | |
| 		const unlockSpy = jest.spyOn(fetchInstanceMetadataService, 'unlock');
 | |
| 		await fetchInstanceMetadataService.tryLock("example.com");
 | |
| 		await fetchInstanceMetadataService.fetchInstanceMetadata({ host: "example.com" });
 | |
| 		expect(tryLockSpy).toHaveBeenCalledTimes(2);
 | |
| 		expect(unlockSpy).toHaveBeenCalledTimes(0);
 | |
| 		expect(federatedInstanceService.fetch).toHaveBeenCalledTimes(0);
 | |
| 		expect(httpRequestService.getJson).toHaveBeenCalledTimes(0);
 | |
| 	});
 | |
| });
 | 
