TextEdit always sends a textChanged signal, after select method calls

import QtQuick 2.12
import QtQuick.Window 2.12

Window {
    visible: true
    width: 640
    height: 480

    TextEdit {
        text: '123456789'

        onTextChanged: console.log('onTextChanged', text)

        Component.onCompleted: {
            select(2, 5)
            select(2, 5)
            select(2, 5)
            select(2, 5)
            select(2, 5)
        }
    }
}

 qml: onTextChanged 123456789
 qml: onTextChanged 123456789
 qml: onTextChanged 123456789
 qml: onTextChanged 123456789
 qml: onTextChanged 123456789
 qml: onTextChanged 123456789