{"record":{"id":"ecbfb13e98fbf978","repo":"sickn33/agentic-awesome-skills","slug":"division-by-zero","errorCode":null,"errorMessage":"Division by zero","messagePattern":"Division by zero","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"skills/javascript-testing-patterns/resources/implementation-playbook.md","lineNumber":86,"sourceCode":"    },\n    setupFiles: ['./src/test/setup.ts'],\n  },\n});\n```\n\n## Unit Testing Patterns\n\n### Pattern 1: Testing Pure Functions\n\n```typescript\n// utils/calculator.ts\nexport function add(a: number, b: number): number {\n  return a + b;\n}\n\nexport function divide(a: number, b: number): number {\n  if (b === 0) {\n    throw new Error('Division by zero');\n  }\n  return a / b;\n}\n\n// utils/calculator.test.ts\nimport { describe, it, expect } from 'vitest';\nimport { add, divide } from './calculator';\n\ndescribe('Calculator', () => {\n  describe('add', () => {\n    it('should add two positive numbers', () => {\n      expect(add(2, 3)).toBe(5);\n    });\n\n    it('should add negative numbers', () => {\n      expect(add(-2, -3)).toBe(-5);\n    });\n","sourceCodeStart":68,"sourceCodeEnd":104,"githubUrl":"https://github.com/sickn33/agentic-awesome-skills/blob/58d857988fcfac6986206bca2b2fe223aa437e4b/skills/javascript-testing-patterns/resources/implementation-playbook.md#L68-L104","documentation":"Error \"Division by zero\" thrown in sickn33/agentic-awesome-skills.","triggerScenarios":"Thrown at skills/javascript-testing-patterns/resources/implementation-playbook.md:86 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"58d857988fcfac6986206bca2b2fe223aa437e4b","analyzedAt":"2026-08-26T11:55:59.350Z","schemaVersion":2},"datasetVersion":"2026-08-26T14:46:13.012Z"}