vitest/examples/opentelemetry/README.md

Vitest Opentelemtry Example

• Documentation: https://vitest.dev/guide/open-telemetry.html

Usage

# Start Jaeger service to receive otlp traces over http
# and serve Web UI at http://localhost:16686
docker compose up -d

# Run tests (exports with OTLP HTTP by default)
pnpm test --experimental.openTelemetry.enabled

# Use console exporter for quick debugging
OTEL_TRACES_EXPORTER=console pnpm test --experimental.openTelemetry.enabled

# Run browser mode
pnpm test --experimental.openTelemetry.enabled --browser.enabled