MoCo MCP Server

/** * Unit tests for errorHandler */ import { describe, it, expect } from '@jest/globals'; import { handleMocoApiError, createValidationErrorMessage, createEmptyResultMessage } from '../../../src/utils/errorHandler'; describe('errorHandler', () => { describe('handleMocoApiError', () => { it('should handle fetch network errors', () => { const fetchError = new TypeError('fetch failed'); const result = handleMocoApiError(fetchError); expect(result).toBe('Network error accessing MoCo API. Please check your internet connection.'); }); it('should handle HTTP status errors', () => { const http400Error = new Error('HTTP 400: Bad Request'); expect(handleMocoApiError(http400Error)).toBe('Invalid parameters. Please check your inputs.'); const http401Error = new Error('HTTP 401: Unauthorized'); expect(handleMocoApiError(http401Error)).toBe('API authentication failed. Please check MOCO_API_KEY.'); const http403Error = new Error('HTTP 403: Forbidden'); expect(handleMocoApiError(http403Error)).toBe('Access denied. Please check your API permissions.'); const http404Error = new Error('HTTP 404: Not Found'); expect(handleMocoApiError(http404Error)).toBe('Resource not found. Please check the provided IDs.'); const http422Error = new Error('HTTP 422: Unprocessable Entity'); expect(handleMocoApiError(http422Error)).toBe('Invalid data. Please check date formats and value ranges.'); const http429Error = new Error('HTTP 429: Too Many Requests'); expect(handleMocoApiError(http429Error)).toBe('API limit reached. Please try again in a few seconds.'); const http500Error = new Error('HTTP 500: Internal Server Error'); expect(handleMocoApiError(http500Error)).toBe('MoCo server error. Please try again later.'); const http502Error = new Error('HTTP 502: Bad Gateway'); expect(handleMocoApiError(http502Error)).toBe('MoCo server error. Please try again later.'); const http999Error = new Error('HTTP 999: Unknown Status'); expect(handleMocoApiError(http999Error)).toBe('HTTP error 999. Please contact support.'); }); it('should handle generic errors with messages', () => { const genericError = new Error('Some API error'); expect(handleMocoApiError(genericError)).toBe('MoCo API error: Some API error'); }); it('should handle unknown errors', () => { const unknownError = { something: 'weird' }; expect(handleMocoApiError(unknownError)).toBe('Unknown error accessing MoCo API.'); }); }); describe('createValidationErrorMessage', () => { it('should create messages for different validation errors', () => { expect(createValidationErrorMessage({ field: 'startDate', value: '2024-1-1', reason: 'invalid_date_format' })).toBe('Invalid date format for startDate: "2024-1-1". Expected: YYYY-MM-DD (e.g. 2024-01-15)'); expect(createValidationErrorMessage({ field: 'dateRange', value: '2024-02-01 to 2024-01-01', reason: 'invalid_date_range' })).toBe('Invalid date range: Start date must be before or equal to end date.'); const currentYear = new Date().getFullYear(); expect(createValidationErrorMessage({ field: 'year', value: 1999, reason: 'invalid_year' })).toBe(`Invalid year: "1999". Years between 2000 and ${currentYear + 1} are allowed.`); expect(createValidationErrorMessage({ field: 'apiKey', value: undefined, reason: 'missing_parameter' })).toBe('Required parameter missing: apiKey'); expect(createValidationErrorMessage({ field: 'projectId', value: -5, reason: 'invalid_project_id' })).toBe('Invalid project ID: "-5". Project ID must be a positive number.'); expect(createValidationErrorMessage({ field: 'query', value: '', reason: 'empty_search_query' })).toBe('Search query cannot be empty.'); expect(createValidationErrorMessage({ field: 'someField', value: 'someValue', reason: 'unknown_reason' })).toBe('Validation error for someField: unknown_reason'); }); }); describe('createEmptyResultMessage', () => { it('should create messages for different empty result types', () => { expect(createEmptyResultMessage({ type: 'activities', startDate: '2024-01-01', endDate: '2024-01-31' })).toBe('No activities found in the period 2024-01-01 to 2024-01-31.'); expect(createEmptyResultMessage({ type: 'projects' })).toBe('No projects found.'); expect(createEmptyResultMessage({ type: 'projects', query: 'nonexistent' })).toBe('No projects found for search term "nonexistent".'); expect(createEmptyResultMessage({ type: 'tasks', projectId: 123 })).toBe('No tasks found for project 123.'); expect(createEmptyResultMessage({ type: 'holidays', year: 2024 })).toBe('No holidays found for year 2024.'); expect(createEmptyResultMessage({ type: 'presences', startDate: '2024-01-01', endDate: '2024-01-31' })).toBe('No presences found in the period 2024-01-01 to 2024-01-31.'); }); it('should handle unknown types', () => { expect(createEmptyResultMessage({ type: 'unknown' as any })).toBe('No results found.'); }); }); });