Adjust + Test

tools/remote_caller.go

@@ -54,8 +54,6 @@ type HTTPCallerITF interface {
 	CallDelete(url string, subpath string) ([]byte, error)
 }
 
-var HTTPCallerInstance = &HTTPCaller{} // Singleton instance of the HTTPCaller
-
 type HTTPCaller struct {
 	URLS        map[DataType]map[METHOD]string // Map of the different methods and their urls
 	Disabled    bool                           // Disabled flag
@@ -115,7 +113,7 @@ func (caller *HTTPCaller) CallDelete(url string, subpath string) ([]byte, error)
 	}
 	client := &http.Client{}
 	resp, err := client.Do(req)
-	if err != nil || req == nil || req.Body == nil {
+	if err != nil {
 		return nil, err
 	}
 	defer resp.Body.Close()