{
  unquoted_key: test
  _unquoted: test
  test-key: test
  -test: test
  .key: test
  trailing: test
  trailing2: test
  "#c1": test
  "foo#bar": test
  "//bar": test
  "foo//bar": test
  "/*foo*/": test
  "foo/*foo*/bar": test
  "/*": test
  "foo/*bar": test
  "\"": test
  "foo\"bar": test
  "'''": test
  "foo'''bar": test
  "'": test
  "'foo": test
  "foo'bar": test
  ":": test
  "foo:bar": test
  "{": test
  "foo{bar": test
  "}": test
  "foo}bar": test
  "[": test
  "foo[bar": test
  "]": test
  "foo]bar": test
  nl1: test
  nl2: test
  nl3: test
}