public SqliteStorageEngineTests()
        {
            SqliteStorageEngine store = new SqliteStorageEngine(":memory:");

            store.Initialize().Wait();
            SqliteStorageEngineBuilder.InitializeTables(store.Connection).Wait();

            this.Store = store;
        }
        public SqliteLedgerTests()
        {
            SqliteLedger store = new SqliteLedger(":memory:");

            store.Initialize().Wait();
            SqliteStorageEngineBuilder.InitializeTables(store.Connection).Wait();

            this.Engine  = store;
            this.Queries = store;
            this.Indexes = store;
        }
        public async Task InitializeTables_CallTwice()
        {
            SqliteStorageEngineBuilder builder = new SqliteStorageEngineBuilder();

            await builder.Initialize(new ServiceCollection().BuildServiceProvider(), configuration);

            SqliteLedger ledger = builder.Build(null);

            await SqliteStorageEngineBuilder.InitializeTables(ledger.Connection);

            await SqliteStorageEngineBuilder.InitializeTables(ledger.Connection);

            Assert.Equal(ConnectionState.Open, ledger.Connection.State);
        }