Test cases for improved quality UX

Import Userrequested to merge
kl/quality-ux-tests into develop

Motivation and context

Added a couple of test cases for #8865

How has this been tested?

Checklist

  • I submit my changes into the develop branch
  • [ ] I have created a changelog fragment
  • [ ] I have updated the documentation accordingly
  • I have added tests to cover my changes
  • I have linked related issues (see GitHub docs)
  • [ ] I have increased versions of npm packages if it is necessary (cvat-canvas, cvat-core, cvat-data and cvat-ui)

License

  • I submit my code changes under the same MIT License that covers the project. Feel free to contact the maintainers if that's a concern.

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