message: Skip file deletion after tests on azure
diff: @@ -26,6 +26,9 @@ const debug = fn => {
  };
  const deleteFolderRecursive = path => {
  + // don't relete files on azure CI
  + if (process.env.AZURE_HTTP_USER_AGENT) return;
  +
  if (fs.existsSync(path)) {
  fs.readdirSync(path).forEach(function(file, index) {
  var curPath = path + "/" + file;
  