// params = input, output, input, output, ...
svoid mapLike testFunctionValuesIC(O function, O... params) {
  for (int i = 0; i+1 < l(params); i += 2) {
    O in = params[i], expected = params[i+1];
    print(function + "(" + quoteOrStr(in) + ")");
    assertEqualsVerboseIC((S) expected, (S) callF(function, in));
  }
}