interface PropertyTest {
  const boolean DEBUG = false;

  attribute DOMString title;

  static readonly attribute long testCount;

  readonly attribute unsigned long createdAt;

  attribute DOMString? optionalName;

  attribute sequence<DOMString> tags;
  attribute Uint8Array binaryData;

  attribute (DOMString or long)? flexibleValue;

  getter DOMString (unsigned long index);
  setter void (unsigned long index, DOMString value);

  getter DOMString (DOMString name);

  deleter boolean (DOMString name);

  stringifier attribute DOMString testInfo;
};