RFR: 8305427: Write a test Check whether focus changes as expected when requestFocus is used to traverse randomly around the window [v2]

[Ravi Gupta]

On Fri, 7 Apr 2023 22:39:54 GMT, lawrence.andrews <duke at openjdk.org> wrote:

>> Ravi Gupta has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   8305427: code formatting
>
> test/jdk/java/awt/Focus/RequestFocusOwnerTest/RequestFocusOwnerTest.java line 144:
> 
>> 142:             robot.waitForIdle();
>> 143: 
>> 144:             if (!requestStatus) {
> 
> According to the requestFocusInWindow() documentation https://docs.oracle.com/en/java/javase/20/docs/api/java.desktop/java/awt/Component.html#requestFocusInWindow() . Developers must never assume that this Component is the focus owner until this Component receives a FOCUS_GAINED event.   
> 
> So dn't depend on requestFocusInWindow()  return value

Modified the test to wait until the FOCUS_GAINED event over for the components i am expecting for focus to be gained.

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PR Review Comment: https://git.openjdk.org/jdk/pull/13293#discussion_r1172177723