a!formLayout(
  firstColumnContents:
  {
    a!textField(
      value:ri!test,
      saveInto:ri!test,
      required:true(),
      validationGroup:"testGroup",
      validations:if(len(ri!test)>3,"Test","")
    )
  },
  buttons:a!buttonLayout(
    primaryButtons:a!buttonWidgetSubmit(
      label:"Test",
      confirmMessage:if(and(a!buttonWidgetSubmit(validationGroup:"testGroup").@attributes.@anyAttribute.validationGroups="testGroup",or(rule!APN_isBlank(ri!test),len(ri!test)>3)),"","Test"),
      validationGroup:"testGroup"
    )
  )
)