for (double d : NUMBERS) {
      checkTryParse(d, Double.toHexString(d));
    }
  }

  @GwtIncompatible // Doubles.tryParse
  public void testTryParseNaN() {
    checkTryParse("NaN");
    checkTryParse("+NaN");
    checkTryParse("-NaN");
  }

  @GwtIncompatible // Doubles.tryParse
  public void testTryParseInfinity() {
    checkTryParse(Double.POSITIVE_INFINITY, "Infinity");