Worked on the SemanticMediaWiki/SemanticMediaWiki repository to streamline the test infrastructure by removing an obsolete MainWANObjectCache case from the TestEnvironment class. This change focused on code cleanup and refactoring, eliminating redundant conditional logic that was no longer needed after previous updates. By simplifying the test setup, the work improved the reliability and efficiency of continuous integration processes and reduced maintenance overhead. The update also made it easier for new contributors to onboard by clarifying the test environment. The project utilized PHP and PHPUnit, demonstrating a methodical approach to maintaining clean, maintainable code and supporting long-term project sustainability.