test-generator

name	test-generator
description	Generates test cases for functions and components. Use when writing tests or creating test suites.
version	1.0.0
format	"2025-10-02T00:00:00.000Z"
triggers	["writing tests or creating test suites"]
updated	"2026-04-25T00:00:00.000Z"
status	ACTIVE

Test Generation

Structure (AAA Pattern)

it('should [expected] when [condition]', () => {
  // Arrange — set up data
  // Act — perform operation
  // Assert — verify outcome
});

Test Categories

Category	Test For
Happy path	Valid input → expected output
Edge cases	Empty, null, boundary values
Error cases	Invalid input, failures
Side effects	State changes, calls made
Async	Resolve/reject paths

Naming

Pattern: should [behavior] when [condition]

Organization

• Group with describe by function/method
• Reset state in beforeEach
• One concept per test

Anti-Patterns

Don't	Do
Test implementation	Test behavior
Share mutable state	Reset in beforeEach
Many assertions per test	One concept per test
Test private methods	Test through public API
Snapshot overuse	Assert specific values