"mock object" meaning in English

{
  "forms": [
    {
      "form": "mock objects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mock object (plural mock objects)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Object-oriented programming",
          "orig": "en:Object-oriented programming",
          "parents": [
            "Programming",
            "Computing",
            "Software engineering",
            "Technology",
            "Computer science",
            "Engineering",
            "Software",
            "All topics",
            "Sciences",
            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "Coordinate term: stub"
        },
        {
          "ref": "2020, Cătălin Tudose, JUnit in Action, 3rd edition, Simon and Schuster, →ISBN, page 139:",
          "text": "Mock objects (mocks, for short) are perfectly suited for testing a portion of code logic in isolation from the rest of the code.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An object that mimics the behavior of a real object in a controlled way, often used as part of unit testing."
      ],
      "id": "en-mock_object-en-noun-VL0-qbUx",
      "links": [
        [
          "object-oriented programming",
          "object-oriented programming"
        ],
        [
          "object",
          "object"
        ],
        [
          "mimic",
          "mimic"
        ],
        [
          "unit testing",
          "unit testing"
        ]
      ],
      "qualifier": "object-oriented programming",
      "raw_glosses": [
        "(object-oriented programming) An object that mimics the behavior of a real object in a controlled way, often used as part of unit testing."
      ],
      "synonyms": [
        {
          "word": "mock"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "valeolio"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "Translations",
          "word": "mock-olio"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "Translations",
          "tags": [
            "masculine"
          ],
          "word": "mock"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "Translations",
          "tags": [
            "neuter"
          ],
          "word": "Mock-Objekt"
        }
      ],
      "wikipedia": [
        "mock object"
      ]
    }
  ],
  "word": "mock object"
}

{
  "forms": [
    {
      "form": "mock objects",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mock object (plural mock objects)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with French translations",
        "Terms with German translations",
        "Translation table header lacks gloss",
        "en:Object-oriented programming"
      ],
      "examples": [
        {
          "text": "Coordinate term: stub"
        },
        {
          "ref": "2020, Cătălin Tudose, JUnit in Action, 3rd edition, Simon and Schuster, →ISBN, page 139:",
          "text": "Mock objects (mocks, for short) are perfectly suited for testing a portion of code logic in isolation from the rest of the code.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An object that mimics the behavior of a real object in a controlled way, often used as part of unit testing."
      ],
      "links": [
        [
          "object-oriented programming",
          "object-oriented programming"
        ],
        [
          "object",
          "object"
        ],
        [
          "mimic",
          "mimic"
        ],
        [
          "unit testing",
          "unit testing"
        ]
      ],
      "qualifier": "object-oriented programming",
      "raw_glosses": [
        "(object-oriented programming) An object that mimics the behavior of a real object in a controlled way, often used as part of unit testing."
      ],
      "synonyms": [
        {
          "word": "mock"
        }
      ],
      "wikipedia": [
        "mock object"
      ]
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "valeolio"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "Translations",
      "word": "mock-olio"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "Translations",
      "tags": [
        "masculine"
      ],
      "word": "mock"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "Translations",
      "tags": [
        "neuter"
      ],
      "word": "Mock-Objekt"
    }
  ],
  "word": "mock object"
}