builder.add(createTransaction(Op.removeQuota(new RemoveQuota(JOB_KEY.getRole()))));
storageUtil.quotaStore.removeQuota(JOB_KEY.getRole());
// This entry lacks a slave ID, and should therefore be discarded.
SaveHostAttributes hostAttributes1 = new SaveHostAttributes(new HostAttributes()
.setHost("host1")
.setMode(MaintenanceMode.DRAINED));
builder.add(createTransaction(Op.saveHostAttributes(hostAttributes1)));
SaveHostAttributes hostAttributes2 = new SaveHostAttributes(new HostAttributes()
.setHost("host2")
.setSlaveId("slave2")
.setMode(MaintenanceMode.DRAINED));
builder.add(createTransaction(Op.saveHostAttributes(hostAttributes2)));
expect(storageUtil.attributeStore.saveHostAttributes(