final Object k = getKeyForCache(0);
tm(0).begin();
cache(0).put(k, "v");
DummyTransaction dtm = (DummyTransaction) tm(0).getTransaction();
dtm.runPrepare();
tm(0).suspend();
assert checkTxCount(0, 1, 0);
assert checkTxCount(1, 0, 1);
assert checkTxCount(2, 0, 1);