@Override
    public int getUnstableBars() {
        return surroundingHigherBars;
    }
@Test
    public void testGetUnstableBars_whenSetSurroundingBars_ReturnsSameValue() {
        int surroundingBars = 2;
        RecentSwingLowIndicator swingLowIndicator = new RecentSwingLowIndicator(series, surroundingBars);

        assertEquals(surroundingBars, swingLowIndicator.getUnstableBars());
    }