}
                    doPairTest(
                        range(aLow, aLowType, aHigh, aHighType),
                        range(bLow, bLowType, bHigh, bHighType));
                  }
                }
              }
            }
          }
        }
      }
    }
  }

  private static void doPairTest(Range<Integer> a, Range<Integer> b) {