DeepSource MCP Server

/** * @vitest-environment node */ import { vi, describe, expect, it } from 'vitest'; // Mock the logger module vi.mock('../utils/logger.js', () => ({ defaultLogger: { debug: vi.fn(), info: vi.fn(), warn: vi.fn(), error: vi.fn(), }, createLogger: vi.fn(() => ({ debug: vi.fn(), info: vi.fn(), warn: vi.fn(), error: vi.fn(), })), })); // Import DeepSourceClient after mocking const { DeepSourceClient } = await import('../deepsource.js'); // Type definition for accessing private static methods type DeepSourceClientWithPrivateStatics = typeof DeepSourceClient & { processRunChecksResponse: (typeof DeepSourceClient)['processRunChecksResponse']; }; describe('DeepSourceClient - processRunChecksResponse', () => { describe('processRunChecksResponse', () => { it('should process a response with issues correctly', () => { const mockResponse = { data: { data: { run: { checks: { edges: [ { node: { occurrences: { pageInfo: { hasNextPage: false, hasPreviousPage: false, startCursor: 'start', endCursor: 'end', }, totalCount: 2, edges: [ { node: { id: 'occ1', issue: { shortcode: 'JS-0001', title: 'Missing semicolon', category: 'STYLE', severity: 'INFO', description: 'Semicolon missing at end of statement', tags: ['style', 'javascript'], }, path: 'src/index.js', beginLine: 42, }, }, { node: { id: 'occ2', issue: { shortcode: 'JS-0002', title: 'Undefined variable', category: 'BUG', severity: 'ERROR', description: 'Variable is not defined', tags: ['error', 'javascript'], }, path: 'src/utils.js', beginLine: 15, }, }, ], }, }, }, ], }, }, }, }, }; // Call the static method directly const result = ( DeepSourceClient as DeepSourceClientWithPrivateStatics ).processRunChecksResponse(mockResponse); // Verify the response structure expect(result.issues).toHaveLength(2); expect(result.totalCount).toBe(2); expect(result.pageInfo).toEqual({ hasNextPage: false, hasPreviousPage: false, startCursor: 'start', endCursor: 'end', }); // Verify the first issue expect(result.issues[0]).toEqual({ id: 'occ1', shortcode: 'JS-0001', title: 'Missing semicolon', category: 'STYLE', severity: 'INFO', status: 'OPEN', issue_text: 'Semicolon missing at end of statement', file_path: 'src/index.js', line_number: 42, tags: ['style', 'javascript'], }); // Verify the second issue expect(result.issues[1]).toEqual({ id: 'occ2', shortcode: 'JS-0002', title: 'Undefined variable', category: 'BUG', severity: 'ERROR', status: 'OPEN', issue_text: 'Variable is not defined', file_path: 'src/utils.js', line_number: 15, tags: ['error', 'javascript'], }); }); it('should handle empty response', () => { const mockResponse = { data: { data: {}, }, }; const result = ( DeepSourceClient as DeepSourceClientWithPrivateStatics ).processRunChecksResponse(mockResponse); expect(result.issues).toHaveLength(0); expect(result.totalCount).toBe(0); expect(result.pageInfo).toEqual({ hasNextPage: false, hasPreviousPage: false, startCursor: undefined, endCursor: undefined, }); }); it('should handle response with missing optional fields', () => { const mockResponse = { data: { data: { run: { checks: { edges: [ { node: { occurrences: { edges: [ { node: { issue: { // Some fields missing }, }, }, ], }, }, }, ], }, }, }, }, }; const result = ( DeepSourceClient as DeepSourceClientWithPrivateStatics ).processRunChecksResponse(mockResponse); expect(result.issues).toHaveLength(1); expect(result.issues[0]).toEqual({ id: 'unknown', shortcode: '', title: 'Untitled Issue', category: 'UNKNOWN', severity: 'UNKNOWN', status: 'OPEN', issue_text: '', file_path: 'N/A', line_number: 0, tags: [], }); expect(result.totalCount).toBe(0); expect(result.pageInfo).toEqual({ hasNextPage: false, hasPreviousPage: false, startCursor: undefined, endCursor: undefined, }); }); it('should handle response with null occurrences', () => { const mockResponse = { data: { data: { run: { checks: { edges: [ { node: { occurrences: { edges: [ { node: null, }, { // issue is missing node: { id: 'occ1', path: 'test.js', beginLine: 1, }, }, ], }, }, }, ], }, }, }, }, }; const result = ( DeepSourceClient as DeepSourceClientWithPrivateStatics ).processRunChecksResponse(mockResponse); expect(result.issues).toHaveLength(0); expect(result.totalCount).toBe(0); }); it('should handle multiple checks with pagination', () => { const mockResponse = { data: { data: { run: { checks: { edges: [ { node: { occurrences: { pageInfo: { hasNextPage: true, hasPreviousPage: false, startCursor: 'start1', endCursor: 'end1', }, totalCount: 10, edges: [ { node: { id: 'occ1', issue: { shortcode: 'PY-0001', title: 'Unused import', category: 'STYLE', severity: 'INFO', description: 'Module imported but not used', tags: ['style', 'python'], }, path: 'main.py', beginLine: 5, }, }, ], }, }, }, { node: { occurrences: { pageInfo: { hasNextPage: false, hasPreviousPage: true, startCursor: 'start2', endCursor: 'end2', }, totalCount: 5, edges: [ { node: { id: 'occ2', issue: { shortcode: 'PY-0002', title: 'Syntax error', category: 'BUG', severity: 'ERROR', description: 'Invalid syntax', tags: ['error', 'python'], }, path: 'utils.py', beginLine: 20, }, }, ], }, }, }, ], }, }, }, }, }; const result = ( DeepSourceClient as DeepSourceClientWithPrivateStatics ).processRunChecksResponse(mockResponse); expect(result.issues).toHaveLength(2); // The pagination info is taken from the last check's occurrences that has page info expect(result.pageInfo).toEqual({ hasNextPage: false, hasPreviousPage: true, startCursor: 'start2', endCursor: 'end2', }); // Total count is aggregated from all checks expect(result.totalCount).toBe(15); }); }); });