[
    {
        "description": "patternProperties validates properties matching a regex",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "f.*o": {
                    "type": "integer"
                }
            },
            "items": {}
        },
        "tests": [
            {
                "description": "a single valid match is valid",
                "data": {
                    "foo": 1
                },
                "valid": true
            },
            {
                "description": "multiple valid matches is valid",
                "data": {
                    "foo": 1,
                    "foooooo": 2
                },
                "valid": true
            },
            {
                "description": "a single invalid match is invalid",
                "data": {
                    "foo": "bar",
                    "fooooo": 2
                },
                "valid": false
            },
            {
                "description": "multiple invalid matches is invalid",
                "data": {
                    "foo": "bar",
                    "foooooo": "baz"
                },
                "valid": false
            },
            {
                "description": "ignores arrays",
                "data": [
                    "foo"
                ],
                "valid": true
            },
            {
                "description": "ignores strings",
                "data": "foo",
                "valid": true
            },
            {
                "description": "ignores other non-objects",
                "data": 12,
                "valid": true
            },
            {
                "description": "extra property not matching pattern is INVALID (strict by default)",
                "data": {
                    "foo": 1,
                    "extra": 2
                },
                "valid": false
            }
        ]
    },
    {
        "description": "multiple simultaneous patternProperties are validated",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "a*": {
                    "type": "integer"
                },
                "aaa*": {
                    "maximum": 20
                }
            }
        },
        "tests": [
            {
                "description": "a single valid match is valid",
                "data": {
                    "a": 21
                },
                "valid": true
            },
            {
                "description": "a simultaneous match is valid",
                "data": {
                    "aaaa": 18
                },
                "valid": true
            },
            {
                "description": "multiple matches is valid",
                "data": {
                    "a": 21,
                    "aaaa": 18
                },
                "valid": true
            },
            {
                "description": "an invalid due to one is invalid",
                "data": {
                    "a": "bar"
                },
                "valid": false
            },
            {
                "description": "an invalid due to the other is invalid",
                "data": {
                    "aaaa": 31
                },
                "valid": false
            },
            {
                "description": "an invalid due to both is invalid",
                "data": {
                    "aaa": "foo",
                    "aaaa": 31
                },
                "valid": false
            }
        ]
    },
    {
        "description": "regexes are not anchored by default and are case sensitive",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "[0-9]{2,}": {
                    "type": "boolean"
                },
                "X_": {
                    "type": "string"
                }
            },
            "extensible": true
        },
        "tests": [
            {
                "description": "non recognized members are ignored",
                "data": {
                    "answer 1": "42"
                },
                "valid": true
            },
            {
                "description": "recognized members are accounted for",
                "data": {
                    "a31b": null
                },
                "valid": false
            },
            {
                "description": "regexes are case sensitive",
                "data": {
                    "a_x_3": 3
                },
                "valid": true
            },
            {
                "description": "regexes are case sensitive, 2",
                "data": {
                    "a_X_3": 3
                },
                "valid": false
            }
        ]
    },
    {
        "description": "patternProperties with boolean schemas",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "f.*": true,
                "b.*": false
            }
        },
        "tests": [
            {
                "description": "object with property matching schema true is valid",
                "data": {
                    "foo": 1
                },
                "valid": true
            },
            {
                "description": "object with property matching schema false is invalid",
                "data": {
                    "bar": 2
                },
                "valid": false
            },
            {
                "description": "object with both properties is invalid",
                "data": {
                    "foo": 1,
                    "bar": 2
                },
                "valid": false
            },
            {
                "description": "object with a property matching both true and false is invalid",
                "data": {
                    "foobar": 1
                },
                "valid": false
            },
            {
                "description": "empty object is valid",
                "data": {},
                "valid": true
            }
        ]
    },
    {
        "description": "patternProperties with null valued instance properties",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "^.*bar$": {
                    "type": "null"
                }
            }
        },
        "tests": [
            {
                "description": "allows null values",
                "data": {
                    "foobar": null
                },
                "valid": true
            }
        ]
    },
    {
        "description": "extensible: true allows extra properties NOT matching pattern",
        "schema": {
            "$schema": "https://json-schema.org/draft/2020-12/schema",
            "patternProperties": {
                "f.*o": {
                    "type": "integer"
                }
            },
            "extensible": true
        },
        "tests": [
            {
                "description": "extra property not matching pattern is valid",
                "data": {
                    "bar": 1
                },
                "valid": true
            },
            {
                "description": "property matching pattern MUST still be valid",
                "data": {
                    "foo": "invalid string"
                },
                "valid": false
            }
        ]
    }
]