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import { describe, it, expect } from 'vitest'; import { calculateImplementation } from '../calculate.js'; describe('Calculate Tool', () => { describe('Addition', () => { it('should add two positive numbers', async () => { const result = await calculateImplementation({ operation: 'add', a: 5, b: 3, }); expect(result.result).toBe(8); expect(result.operation).toBe('add'); expect(result.a).toBe(5); expect(result.b).toBe(3); }); it('should add negative numbers', async () => { const result = await calculateImplementation({ operation: 'add', a: -5, b: -3, }); expect(result.result).toBe(-8); }); }); describe('Subtraction', () => { it('should subtract two numbers', async () => { const result = await calculateImplementation({ operation: 'subtract', a: 10, b: 3, }); expect(result.result).toBe(7); }); }); describe('Multiplication', () => { it('should multiply two numbers', async () => { const result = await calculateImplementation({ operation: 'multiply', a: 4, b: 5, }); expect(result.result).toBe(20); }); }); describe('Division', () => { it('should divide two numbers', async () => { const result = await calculateImplementation({ operation: 'divide', a: 10, b: 2, }); expect(result.result).toBe(5); }); it('should throw error on division by zero', async () => { await expect( calculateImplementation({ operation: 'divide', a: 10, b: 0, }) ).rejects.toThrow('Division by zero is not allowed'); }); }); describe('Error Handling', () => { it('should throw error for missing parameters', async () => { await expect( calculateImplementation({ operation: 'add', }) ).rejects.toThrow('operation, a, and b parameters are required'); }); it('should throw error for non-number parameters', async () => { await expect( calculateImplementation({ operation: 'add', a: '5', b: 3, }) ).rejects.toThrow('a and b must be numbers'); }); it('should throw error for unknown operation', async () => { await expect( calculateImplementation({ operation: 'modulo', a: 10, b: 3, }) ).rejects.toThrow('Unknown operation: modulo'); }); }); describe('Timestamp', () => { it('should include timestamp in result', async () => { const result = await calculateImplementation({ operation: 'add', a: 1, b: 1, }); expect(result.timestamp).toBeDefined(); expect(new Date(result.timestamp).toString()).not.toBe('Invalid Date'); }); }); });