* Added tests for sl-split-panel
test for horizontal arrangement
* Added tests for sl-split-panel
tests for vertical arrangement
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Co-authored-by: stefanie.hellgartner <stefanie.hellgartner@in-tech.com>
* Fix acessability issue
* Additionally adapted the test
* Added more accessability tests
* Updated the testing documentation
to take the fact that accessability checks cover only
rendered content into account
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Co-authored-by: Dominikus Hellgartner <dominikus.hellgartner@gmail.com>