// norm values should be different
assertTrue(Similarity.decodeNorm(segmentReader3C.norms("field1")[5]) != Similarity.decodeNorm(segmentReader4C.norms("field1")[5]));
Norm reader4CCNorm = segmentReader4C.norms.get("field1");
assertEquals(3, reader3CCNorm.bytesRef().refCount());
assertEquals(1, reader4CCNorm.bytesRef().refCount());
IndexReader reader5C = (IndexReader) reader4C.clone();
SegmentReader segmentReader5C = SegmentReader.getOnlySegmentReader(reader5C);
Norm reader5CCNorm = segmentReader5C.norms.get("field1");
reader5C.setNorm(5, "field1", 0.7f);