add test

src/lib.rs

@@ -28,5 +28,5 @@ pub use librocksdb_sys::{DBCompactionStyle, DBComparator, DBCompressionType,
                          new_bloom_filter, self as rocksdb_ffi};
 pub use rocksdb::{DB, DBIterator, DBVector, Kv, ReadOptions, SeekKey,
                   Writable, WriteBatch};
-pub use rocksdb_options::{BlockBasedOptions, Options, WriteOptions};
+pub use rocksdb_options::{BlockBasedOptions, Options, WriteOptions, FilterPolicy};
 pub use merge_operator::MergeOperands;

src/main.rs

@@ -143,7 +143,7 @@ fn main() {
 
 #[cfg(test)]
 mod tests {
-    use rocksdb::{BlockBasedOptions, DB, DBCompressionType, Options};
+    use rocksdb::{BlockBasedOptions, DB, DBCompressionType, Options, FilterPolicy};
     use rocksdb::DBCompactionStyle::DBUniversal;
 
     #[allow(dead_code)]
@@ -180,6 +180,9 @@ mod tests {
         opts.set_report_bg_io_stats(true);
         opts.compression_per_level(&per_level_compression);
         blockopts.set_block_size(524288);
+        blockopts.set_cache_index_and_filter_blocks(true);
+        let bloom_filter = FilterPolicy::new_bloom_filter(10, false);
+        blockopts.set_filter_policy(&bloom_filter);
         opts.set_block_based_table_factory(blockopts);
         opts.set_disable_auto_compactions(true);