def METHOD_NAME(self):
    test_pd_a = {
        "options": {
            "challenge": "3fa85f64-5717-4562-b3fc-2c963f66afa7",
            "domain": "4jt78h47fh47",
        },
        "presentation_definition": {
            "id": "32f54163-7166-48f1-93d8-ff217bdb0654",
            "submission_requirements": [
                {
                    "name": "Citizenship Information",
                    "rule": "pick",
                    "min": 1,
                    "from": "A",
                }
            ],
            "input_descriptors": [
                {
                    "id": "citizenship_input_1",
                    "name": "EU Driver's License",
                    "group": ["A"],
                    "schema": [
                        {
                            "uri": "https://www.w3.org/2018/credentials#VerifiableCredential"
                        }
                    ],
                    "constraints": {
                        "limit_disclosure": "required",
                        "fields": [
                            {
                                "path": ["$.credentialSubject.givenName"],
                                "purpose": "The claim must be from one of the specified issuers",
                                "filter": {
                                    "type": "string",
                                    "enum": ["JOHN", "CAI"],
                                },
                            }
                        ],
                    },
                }
            ],
        },
    }
    test_pd_b = {
        "options": {
            "challenge": "3fa85f64-5717-4562-b3fc-2c963f66afa7",
            "domain": "4jt78h47fh47",
        },
        "presentation_definition": {
            "id": "32f54163-7166-48f1-93d8-ff217bdb0654",
            "submission_requirements": [
                {
                    "name": "Citizenship Information",
                    "rule": "pick",
                    "min": 1,
                    "from": "A",
                }
            ],
            "input_descriptors": [
                {
                    "id": "citizenship_input_1",
                    "name": "EU Driver's License",
                    "group": ["A"],
                    "schema": [
                        {
                            "uri": "https://www.w3.org/2018/credentials#VerifiableCredential"
                        }
                    ],
                    "constraints": {
                        "limit_disclosure": "preferred",
                        "fields": [
                            {
                                "path": ["$.credentialSubject.givenName"],
                                "purpose": "The claim must be from one of the specified issuers",
                                "filter": {
                                    "type": "string",
                                    "enum": ["JOHN", "CAI"],
                                },
                            }
                        ],
                    },
                }
            ],
        },
    }
    pres_request_a = DIFProofRequestSchema().load(test_pd_a)
    test_limit_disclosure_a = (
        pres_request_a.presentation_definition.input_descriptors[
            0
        ].constraint.limit_disclosure
    )
    assert test_limit_disclosure_a == "required"
    pres_request_b = DIFProofRequestSchema().load(test_pd_b)
    test_limit_disclosure_b = (
        pres_request_b.presentation_definition.input_descriptors[
            0
        ].constraint.limit_disclosure
    )
    assert test_limit_disclosure_b == "preferred"