public SuperTrendLowerBandIndicator(final BarSeries barSeries) {
        this(barSeries, new ATRIndicator(barSeries, 10), 3d);
    }
@Test
    public void testSuperTrendLowerBandIndicator() {
        SuperTrendLowerBandIndicator superTrendLowerBandIndicator = new SuperTrendLowerBandIndicator(data);

        assertNumEquals(this.numOf(15.730621000000003), superTrendLowerBandIndicator.getValue(4));
        assertNumEquals(this.numOf(17.602360938100002), superTrendLowerBandIndicator.getValue(9));
        assertNumEquals(this.numOf(2.4620527443048026), superTrendLowerBandIndicator.getValue(14));
    }