CTP ctp = p.getCTP();
CTPPr ppr = ctp.getPPr()== null? ctp.addNewPPr() : ctp.getPPr();
assertEquals(STLineSpacingRule.INT_AUTO, p.getSpacingLineRule().getValue());
CTSpacing spacing = ppr.addNewSpacing();
spacing.setLineRule(STLineSpacingRule.AT_LEAST);
assertEquals(LineSpacingRule.AT_LEAST, p.getSpacingLineRule());
p.setSpacingAfter(100);
assertEquals(100, spacing.getAfter().intValue());
}