diff --git a/src/indexer/index_writer.rs b/src/indexer/index_writer.rs
index 824317ed2..3bfaede25 100644
--- a/src/indexer/index_writer.rs
+++ b/src/indexer/index_writer.rs
@@ -310,6 +310,28 @@ mod tests {
 	use Index;
 	use Term;
 
+    #[test]
+    #[should_panic]
+    fn test_lockfile_stops_duplicates() {
+        
+		    let mut schema_builder = schema::SchemaBuilder::default();
+		    let text_field = schema_builder.add_text_field("text", schema::TEXT);
+		    let index = Index::create_in_ram(schema_builder.build());
+			  let index_writer = index.writer(40_000_000).unwrap();
+        let index_writer_two = index.writer(40_000_000).unwrap();
+    }
+
+    #[test]
+    fn test_lockfile_released_on_drop() {
+		    let mut schema_builder = schema::SchemaBuilder::default();
+		    let text_field = schema_builder.add_text_field("text", schema::TEXT);
+		    let index = Index::create_in_ram(schema_builder.build());
+			  {
+            let index_writer = index.writer(40_000_000).unwrap();
+        }
+        
+        let index_writer_two = index.writer(40_000_000).unwrap();
+    }
 	#[test]
 	fn test_commit_and_rollback() {
 		let mut schema_builder = schema::SchemaBuilder::default();