### Question:
SpannerConnectionFactoryProvider implements ConnectionFactoryProvider { @Override public String getDriver() { return DRIVER_NAME; }  @Override ConnectionFactory create(ConnectionFactoryOptions connectionFactoryOptions); @Override boolean supports(ConnectionFactoryOptions connectionFactoryOptions); @Override String getDriver(); static final String DRIVER_NAME; static final Option<String> PROJECT; static final Option<String> INSTANCE; static final Option<String> URL; static final Option<Integer> THREAD_POOL_SIZE; static final Option<Integer> PARTIAL_RESULT_SET_FETCH_SIZE; static final Option<Duration> DDL_OPERATION_TIMEOUT; static final Option<Duration> DDL_OPERATION_POLL_INTERVAL; static final Option<GoogleCredentials> GOOGLE_CREDENTIALS; }### Answer:
@Test public void getDriverReturnsSpanner() { assertThat(this.spannerConnectionFactoryProvider.getDriver()).isEqualTo(DRIVER_NAME); }