library;
import self as self;

static method test1(dynamic x1) → dynamic
  ;
static method test2(dynamic x2) → dynamic
  ;
static method test3(dynamic x3) → dynamic
  ;
static method test4(dynamic x4) → dynamic
  ;
static method test5(dynamic x5) → dynamic
  ;
static method test6(dynamic x6) → dynamic
  ;
static method test7(dynamic x7) → dynamic
  ;