package tracing

import (
	"context"
	"testing"

	"go.opentelemetry.io/otel/trace"
)

func TestSpan_NoParent(t *testing.T) {
	ctx := context.Background()
	tests := []struct {
		name string
		fn   func(context.Context) (context.Context, trace.Span)
	}{
		{"bolt", func(ctx context.Context) (context.Context, trace.Span) {
			return BoltSpan(ctx, "GetSession", "oauth_sessions")
		}},
		{"sqlite", func(ctx context.Context) (context.Context, trace.Span) {
			return SqliteSpan(ctx, "query", "records")
		}},
		{"pds", func(ctx context.Context) (context.Context, trace.Span) {
			return PdsSpan(ctx, "createRecord", "x.y.z", "did:plc:test")
		}},
	}
	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			_, span := tc.fn(ctx)
			if span.SpanContext().IsValid() {
				t.Fatal("expected no-op span without parent")
			}
		})
	}
}

func TestEndWithError_Nil(t *testing.T) {
	// Should not panic on nil error
	span := trace.SpanFromContext(context.Background())
	EndWithError(span, nil)
}