svoid test_modRange_incl() {
  assertEqualsVerbose(4, modRange_incl(4, 1, 8));
  assertEqualsVerbose(8, modRange_incl(8, 1, 8));
  assertEqualsVerbose(1, modRange_incl(9, 1, 8));
  assertEqualsVerbose(8, modRange_incl(0, 1, 8));
}