[
  {
    "description": "pattern validation",
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "pattern": "^a*$"
    },
    "tests": [
      {
        "description": "a matching pattern is valid",
        "data": "aaa",
        "valid": true
      },
      {
        "description": "a non-matching pattern is invalid",
        "data": "abc",
        "valid": false
      }
    ]
  },
  {
    "description": "pattern is not anchored",
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "pattern": "a+"
    },
    "tests": [
      {
        "description": "matches a substring",
        "data": "xxaayy",
        "valid": true
      }
    ]
  }
]