MCP Time Server Node

import { validateUnit, validateAmount } from '../../src/tools/addTime'; import { ValidationError } from '../../src/adapters/mcp-sdk/errors'; describe('addTime validation helpers', () => { describe('validateUnit', () => { it('should accept valid units', () => { const validUnits = ['years', 'months', 'days', 'hours', 'minutes', 'seconds']; validUnits.forEach((unit) => { expect(() => validateUnit(unit)).not.toThrow(); }); }); it('should throw for invalid unit', () => { expect(() => validateUnit('weeks')).toThrow(); expect(() => validateUnit('invalid')).toThrow(); expect(() => validateUnit('')).toThrow(); }); it('should throw with correct error code and message', () => { try { validateUnit('weeks'); expect(true).toBe(false); // Should have thrown } catch (error: any) { expect(error).toBeInstanceOf(ValidationError); expect(error.code).toBe('VALIDATION_ERROR'); expect(error.message).toContain('Invalid unit: weeks'); expect(error.message).toContain( 'Must be one of: years, months, days, hours, minutes, seconds' ); expect(error.details).toEqual({ unit: 'weeks' }); } }); }); describe('validateAmount', () => { it('should accept valid numbers', () => { expect(() => validateAmount(0)).not.toThrow(); expect(() => validateAmount(1)).not.toThrow(); expect(() => validateAmount(-1)).not.toThrow(); expect(() => validateAmount(365)).not.toThrow(); expect(() => validateAmount(0.5)).not.toThrow(); expect(() => validateAmount(-24.75)).not.toThrow(); }); it('should throw for NaN', () => { expect(() => validateAmount(NaN)).toThrow(); }); it('should throw for Infinity', () => { expect(() => validateAmount(Infinity)).toThrow(); expect(() => validateAmount(-Infinity)).toThrow(); }); it('should throw with correct error code and message', () => { try { validateAmount(NaN); expect(true).toBe(false); // Should have thrown } catch (error: any) { expect(error).toBeInstanceOf(ValidationError); expect(error.code).toBe('VALIDATION_ERROR'); expect(error.message).toContain('Invalid amount: NaN'); expect(error.message).toContain('Must be a finite number'); expect(error.details).toEqual({ amount: NaN }); } }); }); describe('Debug logging', () => { it('should log validation attempts', () => { // This test verifies the functions run with debug expect(() => validateUnit('days')).not.toThrow(); expect(() => validateAmount(10)).not.toThrow(); }); }); });