TxManager txman = new TxManager(superviser);
TxSession readSession = txman.openReadOnlySession();
NamedCache readA = readSession.connect(cacheA);
TxCacheWrapper dirtyA = new TxCacheWrapper(cacheA, new DirtyReadCacheAccessAdapter());
TxSession writeSession = txman.openReadWriteSession();
NamedCache writeA = writeSession.connect(cacheA);
Assert.assertThat(readA.get("A"), IsNull.nullValue());