addUIInterruptionMonitor(withDescription:handler:) not working on iOS 10 or 9

Question

The following tests works fine on iOS 11. It dismisses the alert asking permissions to use the locations services and then zooms in in the map. On iOS 10 or 9, it does none

Answer 1

let springboard = XCUIApplication(bundleIdentifier: "com.apple.springboard") 

let allowBtn = springboard.buttons["Allow"]
if allowBtn.waitForExistence(timeout: 10) {
    allowBtn.tap()
}

Update .exists to .waitForExistence(timeout: 10), detail please check comments.