Asumu focused on enhancing the reliability of the import-defer test suite in the tc39/test262 repository by addressing two sources of test flakiness. Through careful debugging and application of JavaScript testing practices, Asumu corrected the usage of assert.deepEqual by introducing the necessary includes directive and fixed a typo in another assertion. These targeted improvements reduced intermittent failures in continuous integration, resulting in a more stable and predictable test environment for contributors. The work demonstrated proficiency in JavaScript, test automation, and assertion semantics, and contributed to clearer expectations for test authors while streamlining the feedback cycle for the test262 project.