RFR: 8297489: Modify TextAreaTextEventTest.java as to verify the content change of TextComponent sends TextEvent [v7]

[Alexey Ivanov]

On Thu, 1 Dec 2022 17:09:07 GMT, ravi gupta <duke at openjdk.org> wrote:

>> Modify TextAreaTextEventTest.java as to verify the content changes of a both TextComponent(TextField,TextArea) for the following assertions.
>> 
>> a. TextListener get invoked when the content of a TextField gets changed.
>> b. TextListener not get invoked during text selection or when Special keys such as Function Keys are pressed.
>> 
>> 
>> Testing:
>> Tested using Mach5(20 times per platform) in macos,linux and windows and got all pass.
>
> ravi gupta has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Review & code optimization Comments Fixes

Changes requested by aivanov (Reviewer).

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PR: https://git.openjdk.org/jdk/pull/11326