GuidedDecisionTableGridHighlightHelper { Double getHeight(final List<GridRow> rows, final int index) { if (index < rows.size()) { return rows.get(index).getHeight(); } return 0d; }    }
@Test public void testGetHeight() { final Double expectedHeight = 0d; final Double actualHeight = helper.getHeight(new ArrayList<>(), 1); assertEquals(expectedHeight, actualHeight); }