update workflows

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

opentracing_test.go

@@ -0,0 +1,50 @@
+package opentracing
+
+import (
+	"context"
+	"sync"
+	"testing"
+
+	opentracing "github.com/opentracing/opentracing-go"
+	"go.unistack.org/micro/v3/metadata"
+)
+
+func TestStartSpanFromIncomingContext(t *testing.T) {
+	md := metadata.New(2)
+	md.Set("key", "val")
+
+	var g sync.WaitGroup
+
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+	ctx = metadata.NewIncomingContext(ctx, md)
+
+	tracer := opentracing.GlobalTracer()
+
+	g.Add(8000)
+	cherr := make(chan error)
+	for i := 0; i < 8000; i++ {
+		go func() {
+			defer g.Done()
+			_, sp, err := StartSpanFromIncomingContext(ctx, tracer, "test")
+			if err != nil {
+				cherr <- err
+			}
+			sp.Finish()
+		}()
+	}
+
+	for {
+		select {
+		default:
+			g.Wait()
+			close(cherr)
+		case err, ok := <-cherr:
+			if err != nil {
+				t.Fatal(err)
+			} else if !ok {
+				return
+			}
+		}
+	}
+}