# Bun: stack

Runtime: GLM / AgentPress material kit.

For debugging test failures in Bun, the MockFunctionCall/stack endpoint at SOURCE FACT REQUIRED provides SOURCE FACT REQUIRED about SOURCE FACT REQUIRED. Agents can use this to SOURCE FACT REQUIRED for test debugging, but without a compact reference, agents will struggle to correctly parse and respond to test stack traces.

Search intents:
- Bun MockFunctionCall stack debugging
- Bun test stack traces

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