126   var f12 = function f(x = f) { function f() {}; return x; }  function in TestParameterScopingSloppy
127   assertSame(f12, f12());
164   var f12 = function f(x = f) { const f = 0; return x; }  function in TestParameterScopingStrict
165   assertSame(f12, f12());
187   function f12(z = eval("var y = 2"), b = y) {}  function in TestSloppyEvalScoping
188   assertThrows(f12, ReferenceError);
245   function f12(z = eval("var y = 2"), b = y) {}  function in TestStrictEvalScoping
246   assertThrows(f12, ReferenceError);
280   function f12(a = eval("x"), x = 2) { return a }  function in TestParameterTDZSloppy
281   assertThrows(() => f12(), ReferenceError);
282   assertThrows(() => f12(undefined), ReferenceError);
283   assertThrows(() => f12(undefined, 4), ReferenceError);
284   assertEquals(4, f12(4, 5));