Pokemon MCP Server

import { describe, it, expect, beforeAll, afterAll } from 'vitest'; import Database from 'better-sqlite3'; import { GetPokemonStatsTool } from '../../src/tools/getPokemonStats.js'; import { TestDatabase } from '../helpers/testDatabase.js'; describe('GetPokemonStatsTool', () => { let testDb: TestDatabase; let db: Database.Database; let tool: GetPokemonStatsTool; beforeAll(async () => { // Create test database with production schema and data testDb = new TestDatabase('get-pokemon-stats-test'); testDb.insertTestData(); db = testDb.getDatabase(); tool = new GetPokemonStatsTool(db); }); afterAll(async () => { if (testDb) { await testDb.cleanup(); } }); it('should return Pokemon stats when found by ID', async () => { const result = await tool.execute('1'); expect(result.content[0].text).toContain('# Bulbasaur - Detailed Stats'); expect(result.content[0].text).toContain('**HP:** 45'); expect(result.content[0].text).toContain('**ATTACK:** 49'); expect(result.content[0].text).toContain('**SPECIAL-ATTACK:** 65'); expect(result.content[0].text).toContain('*EV Yield: 1*'); }); it('should return Pokemon stats when found by name', async () => { const result = await tool.execute('bulbasaur'); expect(result.content[0].text).toContain('# Bulbasaur - Detailed Stats'); expect(result.content[0].text).toContain('**HP:** 45'); }); it('should handle case-insensitive name search', async () => { const result = await tool.execute('BULBASAUR'); expect(result.content[0].text).toContain('# Bulbasaur - Detailed Stats'); }); it('should return error message for non-existent Pokemon', async () => { const result = await tool.execute('999'); expect(result.content[0].text).toBe('Pokemon "999" not found.'); }); it('should calculate total stats correctly', async () => { const result = await tool.execute('1'); const totalStats = 45 + 49 + 49 + 65 + 65 + 45; // 318 expect(result.content[0].text).toContain( `- **Total Base Stats:** ${totalStats}` ); }); it('should show stat summary with highest and lowest stats', async () => { const result = await tool.execute('1'); expect(result.content[0].text).toContain('## Summary'); expect(result.content[0].text).toContain('- **Average Stat:**'); expect(result.content[0].text).toContain('- **Highest Stat:**'); expect(result.content[0].text).toContain('- **Lowest Stat:**'); }); it('should order stats in the correct sequence', async () => { const result = await tool.execute('1'); const text = result.content[0].text; const hpIndex = text.indexOf('**HP:**'); const attackIndex = text.indexOf('**ATTACK:**'); const speedIndex = text.indexOf('**SPEED:**'); expect(hpIndex).toBeLessThan(attackIndex); expect(attackIndex).toBeLessThan(speedIndex); }); });