RFR: 8315804: Open source several Swing JTabbedPane JTextArea JTextField tests

[Alexey Ivanov]

On Fri, 15 Sep 2023 22:54:32 GMT, Harshitha Onkar <honkar at openjdk.org> wrote:

>> These are the tests being converted:
>> 
>> javax/swing/JTabbedPane/4703690/bug4703690.java
>> javax/swing/JTabbedPane/GetComponentAt/GetComponentAtTest.java
>> javax/swing/JTabbedPane/ReplaceCompTab/ReplaceCompTab.java
>> javax/swing/JTextArea/4849868/bug4849868.java
>> javax/swing/JTextField/4244613/bug4244613.java
>
> test/jdk/javax/swing/JTabbedPane/bug4703690.java line 129:
> 
>> 127:             robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
>> 128: 
>> 129:             robot.delay(1000);
> 
> Do we require a large amount of delay here?  ideally ~200-300 would work I guess.

`waitForIdle` and a small delay.

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PR Review Comment: https://git.openjdk.org/jdk/pull/15747#discussion_r1328645582