UITextField does not hide the last letter when it changed focus. iOS 11 beta 3

Originator:ricardo.sampayo
Number:rdar://33450174 Date Originated:21/0702017
Status:open Resolved:
Product:iOS Product Version:11.0 (15A5318g)
Classification:UIKit Reproducible:Always
 
In iOS 11 when the textfield change the first response the last letter does not become *

Steps to Reproduce:
Adding two UItextField and in the editing change move the focus between textfield.

- (IBAction)textFieldChanged:(UITextField *)sender
{
    if (sender.text.length != 1) {
        return;
    }
    
    if ([self.text1 isEqual:sender]) {
        [self.text2 becomeFirstResponder];
    } else if ([self.text2 isEqual:sender]) {
        [self.text1 becomeFirstResponder];
   }
}

Expected Results:
Expecting same behaviour that was previous to iOS 11. Every time that a textfield move the focus a security text became no readable

Observed Results:
Focus jump between textfield and the security textfield is still visible

Version:
11.0 (15A5318g)

Comments


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