Element[] childrenRemoved = ec.getChildrenRemoved();
harness2.checkPoint("insert update children added");
harness2.check(childrenAdded.length == 4);
harness2.check(childrenAdded[0].getStartOffset() == 0);
harness2.check(childrenAdded[0].getEndOffset() == 36);
harness2.check(childrenAdded[1].getStartOffset() == 36);
harness2.check(childrenAdded[1].getEndOffset() == 97);
harness2.check(childrenAdded[2].getStartOffset() == 97);
harness2.check(childrenAdded[2].getEndOffset() == 134);
harness2.check(childrenAdded[3].getStartOffset() == 134);
harness2.check(childrenAdded[3].getEndOffset() == 176);