diff --git a/src/file/checked.rs b/src/file/checked.rs
index b7118d6..9015101 100644
--- a/src/file/checked.rs
+++ b/src/file/checked.rs
@@ -137,6 +137,13 @@ mod tests {
             assert_eq!(chk.path, path);
             assert_eq!(chk.size, size);
             assert!(chk.hash.is_none());
+
+            // `FileTrait`
+            assert_eq!(
+                chk.get_name(),
+                file.path().file_name().expect("`file_name` should succeed")
+            );
+            assert_eq!(chk.get_size(), size);
         }
     }
 
@@ -174,7 +181,9 @@ mod tests {
             let file = create_file(content);
             let mut chk = Checked::new(file.path()).expect("creating `Checked` should succeed");
 
-            chk.hash(drop).expect("hashing should succeed");
+            chk.hash(drop).expect("`hash` should succeed");
+            chk.check_hash(drop).expect("`check_hash` should succeed");
+
             assert_eq!(chk.hash, Some(hash.to_string()));
         }
     }
@@ -185,8 +194,8 @@ mod tests {
             let file = create_file(content);
             let mut chk = Checked::new(file.path()).expect("creating `Checked` should succeed");
 
-            chk.hash(drop).expect("hashing should succeed");
-            let err = chk.hash(drop).expect_err("hashing twice should fail");
+            chk.hash(drop).expect("`hash` should succeed");
+            let err = chk.hash(drop).expect_err("`hash` twice should fail");
 
             assert!(err.is_mismatch("unhashed file", chk.path.display().to_string()));
         }