import { Test, TestingModule } from '@nestjs/testing';
import { IngestionService } from './ingestion.service';
import { SqliteService } from '../db/sqlite.service';
describe('IngestionService', () => {
let service: IngestionService;
let sqliteService: SqliteService;
beforeEach(async () => {
const module: TestingModule = await Test.createTestingModule({
providers: [
IngestionService,
{
provide: SqliteService,
useValue: {
get: jest.fn(),
query: jest.fn(),
run: jest.fn(),
runNoSave: jest.fn(),
save: jest.fn(),
},
},
],
}).compile();
service = module.get<IngestionService>(IngestionService);
sqliteService = module.get<SqliteService>(SqliteService);
});
it('should be defined', () => {
expect(service).toBeDefined();
});
describe('getNearestVersion', () => {
it('should find documentation by exact name', async () => {
const mockEntries = [
{ version: '18', slug: 'react~18', release: '18.3.1' }
];
(sqliteService.query as jest.Mock).mockResolvedValue(mockEntries);
const result = await service.getNearestVersion('react', '18.2.0');
expect(result).not.toBeNull();
expect(result?.slug).toBe('react~18');
expect(sqliteService.query).toHaveBeenCalledWith(
expect.stringContaining('WHERE name=?'),
expect.arrayContaining(['react'])
);
});
it('should find documentation by slug', async () => {
const mockEntries = [
{ version: '', slug: 'dom', release: 'latest' }
];
(sqliteService.query as jest.Mock).mockResolvedValueOnce([]).mockResolvedValueOnce(mockEntries);
(sqliteService.runNoSave as jest.Mock).mockResolvedValue(undefined);
// Mock syncCatalog behavior
global.fetch = jest.fn().mockResolvedValue({
ok: true,
json: () => Promise.resolve([])
});
const result = await service.getNearestVersion('dom', 'latest');
expect(result).not.toBeNull();
expect(result?.slug).toBe('dom');
});
it('should return latest fallback if no exact version matches', async () => {
const mockEntries = [
{ version: '3', slug: 'tailwindcss~3', release: '3.4.1' },
{ version: '4', slug: 'tailwindcss', release: '4.0.0' }
];
(sqliteService.query as jest.Mock).mockResolvedValue(mockEntries);
const result = await service.getNearestVersion('tailwindcss', '5.0.0');
expect(result).not.toBeNull();
// Depending on sorting logic, it should pick one.
// The current logic picks entries[0] or one with empty version.
expect(result?.version).toBeDefined();
});
});
});
