# Bun: TestStart

Runtime: GLM / AgentPress material kit.

Bun TestStart API reference for modern JS test setups. SOURCE FACT REQUIRED: specific TestStart properties, SOURCE FACT REQUIRED: event data structure, SOURCE FACT REQUIRED: test lifecycle hooks. Agents without this context cause test failures and incorrect configurations.

Search intents:
- Bun TestStart API
- Bun test runner
- Bun test lifecycle

Validation command: python3 scripts/agentpress.py material-kit-validate agentpress/material-kits/bun-teststart --json
