[
    {
        "description": "contains keyword validation",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "minimum": 5
                    },
                    "items": true
                }
            ]
        },
        "tests": [
            {
                "description": "array with item matching schema (5) is valid (items: true)",
                "data": [
                    3,
                    4,
                    5
                ],
                "valid": true
            },
            {
                "description": "array with item matching schema (6) is valid (items: true)",
                "data": [
                    3,
                    4,
                    6
                ],
                "valid": true
            },
            {
                "description": "array with two items matching schema (5, 6) is valid (items: true)",
                "data": [
                    3,
                    4,
                    5,
                    6
                ],
                "valid": true
            },
            {
                "description": "array without items matching schema is invalid",
                "data": [
                    2,
                    3,
                    4
                ],
                "valid": false
            },
            {
                "description": "empty array is invalid",
                "data": [],
                "valid": false
            },
            {
                "description": "not array is valid",
                "data": {},
                "valid": true
            }
        ]
    },
    {
        "description": "contains keyword with const keyword",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "const": 5
                    },
                    "items": true
                }
            ]
        },
        "tests": [
            {
                "description": "array with item 5 is valid (items: true)",
                "data": [
                    3,
                    4,
                    5
                ],
                "valid": true
            },
            {
                "description": "array with two items 5 is valid (items: true)",
                "data": [
                    3,
                    4,
                    5,
                    5
                ],
                "valid": true
            },
            {
                "description": "array without item 5 is invalid",
                "data": [
                    1,
                    2,
                    3,
                    4
                ],
                "valid": false
            }
        ]
    },
    {
        "description": "contains keyword with boolean schema true",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": true
                }
            ]
        },
        "tests": [
            {
                "description": "any non-empty array is valid",
                "data": [
                    "foo"
                ],
                "valid": true
            },
            {
                "description": "empty array is invalid",
                "data": [],
                "valid": false
            }
        ]
    },
    {
        "description": "contains keyword with boolean schema false",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": false
                }
            ]
        },
        "tests": [
            {
                "description": "any non-empty array is invalid",
                "data": [
                    "foo"
                ],
                "valid": false
            },
            {
                "description": "empty array is invalid",
                "data": [],
                "valid": false
            },
            {
                "description": "non-arrays are valid",
                "data": "contains does not apply to strings",
                "valid": true
            }
        ]
    },
    {
        "description": "items + contains",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "items": {
                        "multipleOf": 2
                    },
                    "contains": {
                        "multipleOf": 3
                    }
                }
            ]
        },
        "tests": [
            {
                "description": "matches items, does not match contains",
                "data": [
                    2,
                    4,
                    8
                ],
                "valid": false
            },
            {
                "description": "does not match items, matches contains",
                "data": [
                    3,
                    6,
                    9
                ],
                "valid": false
            },
            {
                "description": "matches both items and contains",
                "data": [
                    6,
                    12
                ],
                "valid": true
            },
            {
                "description": "matches neither items nor contains",
                "data": [
                    1,
                    5
                ],
                "valid": false
            }
        ]
    },
    {
        "description": "contains with false if subschema",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "if": false,
                        "else": true
                    }
                }
            ]
        },
        "tests": [
            {
                "description": "any non-empty array is valid",
                "data": [
                    "foo"
                ],
                "valid": true
            },
            {
                "description": "empty array is invalid",
                "data": [],
                "valid": false
            }
        ]
    },
    {
        "description": "contains with null instance elements",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "type": "null"
                    }
                }
            ]
        },
        "tests": [
            {
                "description": "allows null items",
                "data": [
                    null
                ],
                "valid": true
            }
        ]
    },
    {
        "description": "extensible: true allows non-matching items in contains",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "const": 1
                    },
                    "extensible": true
                }
            ]
        },
        "tests": [
            {
                "description": "extra items acceptable",
                "data": [
                    1,
                    2
                ],
                "valid": true
            }
        ]
    },
    {
        "description": "strict by default: non-matching items in contains are invalid",
        "database": {
            "schemas": [
                {
                    "$schema": "https://json-schema.org/draft/2020-12/schema",
                    "contains": {
                        "const": 1
                    }
                }
            ]
        },
        "tests": [
            {
                "description": "extra items cause failure",
                "data": [
                    1,
                    2
                ],
                "valid": false
            },
            {
                "description": "only matching items is valid",
                "data": [
                    1,
                    1
                ],
                "valid": true
            }
        ]
    }
]