diff --git a/src/postings/mod.rs b/src/postings/mod.rs
index d02a448bc..347605f1d 100644
--- a/src/postings/mod.rs
+++ b/src/postings/mod.rs
@@ -222,7 +222,7 @@ pub mod tests {
         let mut schema_builder = Schema::builder();
         let text_field = schema_builder.add_text_field("text", TEXT);
         let schema = schema_builder.build();
-        let index = Index::create_in_ram(schema.clone());
+        let index = Index::create_in_ram(schema);
         let segment = index.new_segment();
 
         {
diff --git a/src/snippet/mod.rs b/src/snippet/mod.rs
index 3613e5444..a542d4595 100644
--- a/src/snippet/mod.rs
+++ b/src/snippet/mod.rs
@@ -639,13 +639,10 @@ Survey in 2016, 2017, and 2018."#;
     #[test]
     fn test_collapse_overlapped_ranges() {
         assert_eq!(&collapse_overlapped_ranges(&[0..1, 2..3,]), &[0..1, 2..3]);
-        assert_eq!(
-            collapse_overlapped_ranges(&vec![0..1, 1..2,]),
-            vec![0..1, 1..2]
-        );
-        assert_eq!(collapse_overlapped_ranges(&[0..2, 1..2,]), vec![0..2]);
-        assert_eq!(collapse_overlapped_ranges(&[0..2, 1..3,]), vec![0..3]);
-        assert_eq!(collapse_overlapped_ranges(&[0..3, 1..2,]), vec![0..3]);
+        assert_eq!(&collapse_overlapped_ranges(&[0..1, 1..2,]), &[0..1, 1..2]);
+        assert_eq!(&collapse_overlapped_ranges(&[0..2, 1..2,]), &[0..2]);
+        assert_eq!(&collapse_overlapped_ranges(&[0..2, 1..3,]), &[0..3]);
+        assert_eq!(&collapse_overlapped_ranges(&[0..3, 1..2,]), &[0..3]);
     }
 
     #[test]