Qt signal slots and gmock

Qt'de Signal-Slot Kavramı signal and slot qt Here we have tried a signal-slot link The aim of these two lines of code is when the button is pressed the text of the label signal and slot I develop C++ QT applications and analyze with sonarqube Headers have signal and slots, and sonar shows them as unused function which is

signal slot signal или slot, могут вызывать предупреждения или ошибки Эта опция говорит Qt не определять ключевые слова moc'a — signals, slots