const { safeParseJson, indentString } = require('../src/utils'); describe('utils', () => { describe('safeParseJson', () => { it('should parse valid json', () => { const input = '{"a": 1}'; const result = safeParseJson(input); expect(result).toEqual({ a: 1 }); }); it('should return null for invalid json', () => { const input = '{"a": 1'; const result = safeParseJson(input); expect(result).toBeNull(); }); }); describe('indentString', () => { it('correctly indents a multiline string', () => { const input = "line1\nline2\nline3"; const expectedOutput = " line1\n line2\n line3"; expect(indentString(input)).toBe(expectedOutput); }); }); });