TabSet ts1 = new TabSet(tabs1);
StyleConstants.setTabSet(s, ts1);
harness.check(StyleConstants.getTabSet(s), ts1);
// check resolving parent setting
s.removeAttribute(StyleConstants.TabSet);
SimpleAttributeSet parent = new SimpleAttributeSet();
s.setResolveParent(parent);
TabStop[] tabs2 = new TabStop[] {new TabStop(10.0f)};
TabSet ts2 = new TabSet(tabs2);
StyleConstants.setTabSet(parent, ts2);