Worked on stabilizing the test suite for the glotzerlab/freud repository, focusing on the Box class and locality tests to improve reliability and coverage. Addressed flaky continuous integration runs by skipping a brittle doctest and relaxing numerical tolerances, ensuring more deterministic test outcomes. Adjusted the placement of the doctest skip directive to maintain coverage while avoiding problematic code paths. Utilized Python for test suite maintenance, emphasizing documentation and numerical analysis to reduce brittleness caused by floating-point variations. These targeted changes led to faster feedback cycles and enhanced release readiness, reflecting a methodical approach to testing and quality assurance in scientific software.