lang/c/tests/schema_tests/pass/namespace_fullname

{"type": "record", "name": "x.Y", "fields": [
  {"name": "e", "type":
    {"type": "record", "name": "Z", "fields": [
      {"name": "f", "type": "x.Y"},
      {"name": "g", "type": "x.Z"}
    ]}
  }
]}