Improve Swagger DMaaP Mediator Producer

Issue-ID: NONRTRIC-702
Signed-off-by: elinuxhenrik <henrik.b.andersson@est.tech>
Change-Id: Ib0a1c5c31b21b14174b48af9c0b577014cb88e36
diff --git a/dmaap-mediator-producer/main_test.go b/dmaap-mediator-producer/main_test.go
index 3653e9e..19851be 100644
--- a/dmaap-mediator-producer/main_test.go
+++ b/dmaap-mediator-producer/main_test.go
@@ -22,6 +22,7 @@
 
 import (
 	"bytes"
+	"fmt"
 	"io/ioutil"
 	"net/http"
 	"os/exec"
@@ -40,7 +41,10 @@
 func TestGenerateSwaggerDocs(t *testing.T) {
 	cmd := exec.Command("./generate_swagger_docs.sh")
 
-	cmd.Run()
+	err := cmd.Run()
+	if err != nil {
+		fmt.Println("Error generating Swagger:", err)
+	}
 }
 
 func TestValidateConfiguration(t *testing.T) {