Pull Requests Requirements

[ ] The PR title includes a brief description of the work done, including the Issue number if applicable.
[ ] The PR includes a video showing the changes for the work done.
[ ] The PR title follows conventional commit label standards.
[ ] The changes confirm to the OpenElis Global x3 Styleguide and design documentation.
[ ] The changes include tests or are validated by existing tests.
[ ] I have read and agree to the Contributing Guidelines of this project.

Summary

added more tests on the patientService Cc. @mozzy11

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see. https://github.com/I-TECH-UW/OpenELIS-Global-2/issues/902 [Add a link to the related issue or mention it here if applicable]

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