skill-db.test.js
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/**
* Unit Tests — skill-db.js
* Tests core CRUD, search, favorites, version history
*/
import { describe, it, expect, beforeAll, afterAll } from 'vitest';
import fs from 'fs';
describe('skill-db', () => {
let skillDb;
const TEST_DB_PATH = '/tmp/test-skills-db.sqlite';
const TEST_SKILL = {
skillName: 'test_unit_skill',
description: 'A test skill for unit testing',
domain: 'testing',
scope: 'unit',
keywords: ['test', 'unit'],
status: 'enable',
version: '1.0.0',
layer: 1,
source: 'local',
tags: ['test'],
roles: ['developer'],
scenes: ['testing'],
platforms: ['general'],
};
beforeAll(() => {
if (fs.existsSync(TEST_DB_PATH)) fs.unlinkSync(TEST_DB_PATH);
process.env.SKILLS_DB_PATH = TEST_DB_PATH;
delete require.cache[require.resolve('../../services/skill-db')];
skillDb = require('../../services/skill-db');
});
afterAll(() => {
try { fs.unlinkSync(TEST_DB_PATH); } catch {}
});
describe('registerSkill', () => {
it('should register a new skill', () => {
const skill = skillDb.registerSkill(TEST_SKILL);
expect(skill).toBeDefined();
expect(skill.skillName).toBe(TEST_SKILL.skillName);
expect(skill.description).toBe(TEST_SKILL.description);
});
it('should throw on duplicate registration', () => {
expect(() => skillDb.registerSkill(TEST_SKILL)).toThrow(/already exists/i);
});
});
describe('getSkill', () => {
it('should retrieve a registered skill by name', () => {
const skill = skillDb.getSkill(TEST_SKILL.skillName);
expect(skill).toBeDefined();
expect(skill.skillName).toBe(TEST_SKILL.skillName);
expect(skill.domain).toBe(TEST_SKILL.domain);
});
it('should return null for non-existent skill', () => {
const skill = skillDb.getSkill('nonexistent_skill_xyz');
expect(skill).toBeNull();
});
});
describe('listSkills', () => {
it('should list skills with pagination', () => {
const skills = skillDb.listSkills({ limit: 10, offset: 0 });
expect(Array.isArray(skills)).toBe(true);
expect(skills.length).toBeGreaterThanOrEqual(1);
});
});
describe('countSkills', () => {
it('should return total count', () => {
const count = skillDb.countSkills();
expect(count).toBeGreaterThanOrEqual(1);
});
});
describe('updateSkill', () => {
it('should update skill metadata', () => {
const updated = skillDb.updateSkill(TEST_SKILL.skillName, { description: 'Updated description' });
expect(updated.description).toBe('Updated description');
});
});
describe('searchSkills', () => {
it('should return array from text search', () => {
const results = skillDb.searchSkills('unit testing', { limit: 10 });
expect(Array.isArray(results)).toBe(true);
});
it('should return empty for no match', () => {
const results = skillDb.searchSkills('zzzznonexistent999', { limit: 10 });
expect(results).toHaveLength(0);
});
});
describe('bumpVersion', () => {
it('should increment version', () => {
const before = skillDb.getSkill(TEST_SKILL.skillName);
const updated = skillDb.bumpVersion(TEST_SKILL.skillName, 'minor');
expect(updated.version).not.toBe(before.version);
});
});
describe('incrementUseCount', () => {
it('should increase use count', () => {
const before = skillDb.getSkill(TEST_SKILL.skillName);
skillDb.incrementUseCount(TEST_SKILL.skillName);
const after = skillDb.getSkill(TEST_SKILL.skillName);
expect(after.useCount).toBe((before.useCount || 0) + 1);
});
});
describe('incrementDownloadCount', () => {
it('should increase download count', () => {
const before = skillDb.getSkill(TEST_SKILL.skillName);
skillDb.incrementDownloadCount(TEST_SKILL.skillName);
const after = skillDb.getSkill(TEST_SKILL.skillName);
expect(after.downloadCount).toBe((before.downloadCount || 0) + 1);
});
});
describe('rowToSkill / skillToRow', () => {
it('should round-trip correctly', () => {
const skill = skillDb.getSkill(TEST_SKILL.skillName);
const row = skillDb.skillToRow(skill);
const back = skillDb.rowToSkill(row);
expect(back.skillName).toBe(skill.skillName);
expect(back.description).toBe(skill.description);
});
it('rowToSkill should handle null input', () => {
expect(skillDb.rowToSkill(null)).toBeNull();
});
});
describe('favorites', () => {
const userId = 'test-user-123';
it('should add a favorite', () => {
const result = skillDb.addFavorite(TEST_SKILL.skillName, userId);
expect(result).toBeDefined();
});
it('should check isFavorited', () => {
const fav = skillDb.isFavorited(TEST_SKILL.skillName, userId);
expect(fav).toBe(true);
});
it('should get favorite count', () => {
const count = skillDb.getFavoriteCount(TEST_SKILL.skillName);
expect(count).toBeGreaterThanOrEqual(1);
});
it('should remove a favorite', () => {
skillDb.removeFavorite(TEST_SKILL.skillName, userId);
const fav = skillDb.isFavorited(TEST_SKILL.skillName, userId);
expect(fav).toBe(false);
});
});
describe('recordDownload', () => {
it('should record a download', () => {
skillDb.recordDownload(TEST_SKILL.skillName, {
userId: 'test-user', version: '1.0.0', ipAddress: '127.0.0.1',
});
const history = skillDb.getDownloadHistory(TEST_SKILL.skillName, { limit: 5 });
expect(history.length).toBeGreaterThanOrEqual(1);
});
});
describe('getStats', () => {
it('should return database statistics', () => {
const stats = skillDb.getStats();
expect(stats).toBeDefined();
expect(stats.total).toBeGreaterThanOrEqual(1);
expect(stats.enabled).toBeDefined();
});
});
describe('removeSkill', () => {
it('should remove a skill', () => {
const result = skillDb.removeSkill(TEST_SKILL.skillName);
expect(result).toBe(true);
expect(skillDb.getSkill(TEST_SKILL.skillName)).toBeNull();
});
it('should return false for non-existent skill', () => {
const result = skillDb.removeSkill('nonexistent_xyz');
expect(result).toBe(false);
});
});
});