mcp-rand/build/handlers/__tests__/generate-uuid.handler.test.js

MCP server providing random generation utilities including UUID, numbers, strings, passwords, Gaussian distribution, dice rolling, and card drawing

import { generateUuidHandler } from '../generate-uuid.handler.js';
describe('generateUuidHandler', () => {
    it('should generate a valid UUID v4', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_uuid',
                arguments: {}
            }
        };
        const result = await generateUuidHandler(request);
        // UUID v4 format: 8-4-4-4-12 characters
        expect(result.content[0].text).toMatch(/^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i);
    });
    it('should generate different UUIDs on subsequent calls', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_uuid',
                arguments: {}
            }
        };
        const result1 = await generateUuidHandler(request);
        const result2 = await generateUuidHandler(request);
        expect(result1.content[0].text).not.toBe(result2.content[0].text);
    });
});
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