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

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

import { generatePasswordHandler } from '../generate-password.handler.js';
describe('generatePasswordHandler', () => {
    it('should generate a password with default length', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_password',
                arguments: {}
            }
        };
        const result = await generatePasswordHandler(request);
        const password = result.content[0].text;
        expect(password.length).toBe(16); // Default length
        // Should contain at least one of each required character type
        expect(password).toMatch(/[A-Z]/); // uppercase
        expect(password).toMatch(/[a-z]/); // lowercase
        expect(password).toMatch(/[0-9]/); // number
        expect(password).toMatch(/[!@#$%^&*()_+\-=[\]{};':"\\|,.<>/?]/); // special
    });
    it('should generate a password with specified length', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_password',
                arguments: {
                    length: 24
                }
            }
        };
        const result = await generatePasswordHandler(request);
        const password = result.content[0].text;
        expect(password.length).toBe(24);
        expect(password).toMatch(/[A-Z]/);
        expect(password).toMatch(/[a-z]/);
        expect(password).toMatch(/[0-9]/);
        expect(password).toMatch(/[!@#$%^&*()_+\-=[\]{};':"\\|,.<>/?]/);
    });
    it('should generate different passwords on subsequent calls', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_password',
                arguments: {}
            }
        };
        const result1 = await generatePasswordHandler(request);
        const result2 = await generatePasswordHandler(request);
        expect(result1.content[0].text).not.toBe(result2.content[0].text);
    });
    it('should throw error for length less than minimum', async () => {
        const request = {
            method: 'tools/call',
            params: {
                name: 'generate_password',
                arguments: {
                    length: 7
                }
            }
        };
        await expect(generatePasswordHandler(request)).rejects.toThrow('Password length must be at least 8 characters');
    });
});
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