Assert.assertTrue(tx5.isVisible(tx1.getWritePointer()));
Assert.assertTrue(tx5.isVisible(tx2.getWritePointer()));
Assert.assertFalse(tx5.isVisible(tx3.getWritePointer()));
Assert.assertFalse(tx5.isVisible(tx4.getWritePointer()));
// can commit tx3?
txManager.abort(tx3);
txManager.abort(tx4);
txManager.abort(tx5);
// start new tx and verify its exclude list is empty
Transaction tx6 = txManager.startShort();
Assert.assertFalse(tx6.hasExcludes());