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    "id": "METHOD-0286",
    "kind": "METHOD",
    "title": "pytestのparametrizeで複数の入力条件を検証する",
    "last_verified": "2026-10-23",
    "currentness": "VERIFIED_AS_OF",
    "revision": 1,
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      "期待結果の定義",
      "原典と導入済みversionの対応を確認し、権限のある検証用入力・別の出力先を用意する"
    ],
    "suitable_for": "一つの仕様を複数の入力で検査する場面。",
    "unsuitable_for": "同じ実装式から作った期待値だけを並べる用途。",
    "purpose": "pytestのparametrizeで複数の入力条件を検証する",
    "composition": "pytest + Python",
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      "入力と期待結果の組を用意する",
      "parametrizeで同じ検査を各組へ適用する",
      "境界値と失敗したcaseを識別する"
    ],
    "verification": "意図的に誤った期待値を入れて対応するcaseが失敗することを確認します。",
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