// params = ll(inputs), output, ll(inputs), output, ...
svoid mapLike testFunctionValues_multipleArgs(O function, O... params) {
  for (int i = 0; i+1 < l(params); i += 2) {
    L in = cast params[i];
    O expected = params[i+1];
    print(function + "(" + joinWithComma(in) + ")");
    assertEqualsVerbose(expected, callF(function, asObjectArray(in)));
  }
}