testtelemetry

package

v1.1.0 Latest Latest Go to latest Published: Aug 28, 2026 License: MIT Imports: 10 Imported by: 0

Details

Package testtelemetry provides deterministic in-memory providers for tests.

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type Harness struct {
	// contains filtered or unexported fields
}

Harness owns deterministic trace and metric providers and their readers.

func New() *Harness

New constructs an isolated in-memory telemetry harness.

func (h *Harness) MeterProvider() metricapi.MeterProvider

MeterProvider returns a standard OpenTelemetry meter provider.

func (h *Harness) Metrics(ctx context.Context) (metricdata.ResourceMetrics, error)

Metrics synchronously collects current metric data.

func (h *Harness) ResetSpans()

ResetSpans removes all recorded spans.

func (h *Harness) Shutdown(ctx context.Context) error

Shutdown releases both providers and aggregates failures.

func (h *Harness) Spans() tracetest.SpanStubs

Spans returns immutable snapshots of all ended spans.

func (h *Harness) TracerProvider() traceapi.TracerProvider

TracerProvider returns a standard OpenTelemetry tracer provider.