@Test
    void testBatchingWriteTxnWrapper_noWork() throws Exception {
        doWithEnvAndDb(
                true,
                (lmdbEnv, database) -> {
                    try (final BatchingWriteTxn batchingWriteTxn = lmdbEnv.openBatchingWriteTxn(2)) {
                        // do nothing
                    }

                    Assertions.assertThat(database.getEntryCount())
                            .isEqualTo(0);
                });
    }
Demonstrate the behaviour of too many readers trying to do a get() on LMDB at once
where concurrent readers > maxReaders setting. Tests the concurrency protection in
{@link LmdbEnv}
stroom-lmdb/src/test/java/stroom/lmdb/TestLmdbEnv.java