Developer finds test gates silently passed while missing entire new game sections

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A solo developer building a browser arcade discovered that three automated test scripts were validating an outdated, hardcoded list of game pages, completely ignoring a newly added card game called Prismwar. The scripts reported all checks passing, but were simply unaware of the new entry — producing results that were technically accurate yet dangerously incomplete. A separate idle game project revealed a similar blind spot, where an 'instrument proof' suite returned five green results because the baseline game itself had a pre-existing softlock that masked all intentional sabotage attempts. The developer resolved both issues by anchoring test page lists to the central ENTRIES source of truth and introducing a control baseline that must pass before any sabotage result is considered valid. These incidents highlight how test suites can appear healthy while silently describing a smaller or broken version of the software actually being shipped.

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