message: ts: detailed message
diff: @@ -623,7 +623,7 @@ Regression& Regression::operator() (const std::string& name, cv::InputArray arra
  }
  else if(param_verify_sanity)
  {
  - ADD_FAILURE() << " No regression data for " << name << " argument";
  + ADD_FAILURE() << " No regression data for " << name << " argument, test node: " << nodename;
  }
  }
  else
  