chromium/components/policy/test/data/pref_mapping/ExtensionAllowedTypes.json

[
  {
    "os": [
      "win",
      "linux",
      "mac",
      "chromeos_ash",
      "chromeos_lacros",
      "fuchsia"
    ],
    "policy_pref_mapping_tests": [
      {
        "policies": {
          "ExtensionAllowedTypes": [
            "hosted_app"
          ]
        },
        "prefs": {
          "extensions.allowed_types": {
            "value": [
              4
            ]
          }
        }
      }
    ]
  }
]