import { describe, it, expect, vi, beforeEach } from 'vitest';
import { createCapabilitiesResource } from '../capabilities.js';
import type { MySQLAdapter } from '../../MySQLAdapter.js';
import { createMockMySQLAdapter, createMockRequestContext, createMockQueryResult } from '../../../../__tests__/mocks/index.js';
interface CapabilitiesResult {
server: { version: string; features: { json: boolean; fulltext: boolean; partitioning: boolean } };
toolGroups: unknown[];
metaGroups: unknown[];
}
describe('Capabilities Resource', () => {
let mockAdapter: ReturnType<typeof createMockMySQLAdapter>;
let mockContext: ReturnType<typeof createMockRequestContext>;
beforeEach(() => {
vi.clearAllMocks();
mockAdapter = createMockMySQLAdapter();
mockContext = createMockRequestContext();
});
it('should return server capabilities', async () => {
mockAdapter.executeQuery.mockResolvedValue(createMockQueryResult([{ version: '8.0.35' }]));
const resource = createCapabilitiesResource(mockAdapter as unknown as MySQLAdapter);
const result = await resource.handler('mysql://capabilities', mockContext) as CapabilitiesResult;
expect(result).toHaveProperty('server');
expect(result.server).toHaveProperty('version');
expect(result).toHaveProperty('toolGroups');
expect(result).toHaveProperty('metaGroups');
});
it('should include server features', async () => {
mockAdapter.executeQuery.mockResolvedValue(createMockQueryResult([{ version: '8.0.35' }]));
const resource = createCapabilitiesResource(mockAdapter as unknown as MySQLAdapter);
const result = await resource.handler('mysql://capabilities', mockContext) as CapabilitiesResult;
expect(result.server).toHaveProperty('features');
expect(result.server.features).toHaveProperty('json');
expect(result.server.features).toHaveProperty('fulltext');
expect(result.server.features).toHaveProperty('partitioning');
});
it('should have correct metadata', () => {
const resource = createCapabilitiesResource(mockAdapter as unknown as MySQLAdapter);
expect(resource.uri).toBe('mysql://capabilities');
expect(resource.mimeType).toBe('application/json');
});
});
