From 3d4e2645ef4cf423c424bf9913172a067083bac6 Mon Sep 17 00:00:00 2001
From: RagnarokMew <101945097+RagnarokMew@users.noreply.github.com>
Date: Sun, 23 Mar 2025 17:00:30 +0200
Subject: [PATCH 1/2] Add tests for calculate_total_file_size()

---
 src/meta/mod.rs | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/src/meta/mod.rs b/src/meta/mod.rs
index e8384fd19..b6525e322 100644
--- a/src/meta/mod.rs
+++ b/src/meta/mod.rs
@@ -372,7 +372,7 @@ mod tests {
     use crate::flags::PermissionFlag;
 
     use super::Meta;
-    use std::fs::File;
+    use std::{fs::File, io::{BufWriter, Write}};
     use tempfile::tempdir;
 
     #[cfg(unix)]
@@ -436,4 +436,30 @@ mod tests {
                 && meta_b.access_control.is_none()
         );
     }
+
+    #[test]
+    fn test_calculate_total_file_size_empty() {
+        let dir = assert_fs::TempDir::new().unwrap();
+        let path_file = dir.path().join("100B-text.txt");
+        File::create(&path_file).expect("failed to create file");
+
+        assert!(Meta::calculate_total_file_size(path_file.as_path()) == 0);
+    }
+
+    #[test]
+    fn test_calculate_total_file_size_file_100b() {
+        let dir = assert_fs::TempDir::new().unwrap();
+        let path_file = dir.path().join("100B-text.txt");
+        let file = File::create(&path_file).expect("failed to create file");
+
+        let mut buff_writer = BufWriter::new(file);
+
+        let buffer = vec![0u8;100];
+
+        buff_writer.write_all(&buffer).expect("failed to write bytes to file");
+        buff_writer.flush().expect("failed to write all bytes to file");
+
+        assert!(Meta::calculate_total_file_size(path_file.as_path()) == 100);
+    }
+
 }

From 7dbaf51c943b7d5dbccd2b04727e6bd43b9d6b98 Mon Sep 17 00:00:00 2001
From: RagnarokMew <101945097+RagnarokMew@users.noreply.github.com>
Date: Sun, 23 Mar 2025 17:01:45 +0200
Subject: [PATCH 2/2] Format code

---
 src/meta/mod.rs | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/src/meta/mod.rs b/src/meta/mod.rs
index b6525e322..b7aa062ea 100644
--- a/src/meta/mod.rs
+++ b/src/meta/mod.rs
@@ -372,7 +372,10 @@ mod tests {
     use crate::flags::PermissionFlag;
 
     use super::Meta;
-    use std::{fs::File, io::{BufWriter, Write}};
+    use std::{
+        fs::File,
+        io::{BufWriter, Write},
+    };
     use tempfile::tempdir;
 
     #[cfg(unix)]
@@ -454,12 +457,15 @@ mod tests {
 
         let mut buff_writer = BufWriter::new(file);
 
-        let buffer = vec![0u8;100];
+        let buffer = vec![0u8; 100];
 
-        buff_writer.write_all(&buffer).expect("failed to write bytes to file");
-        buff_writer.flush().expect("failed to write all bytes to file");
+        buff_writer
+            .write_all(&buffer)
+            .expect("failed to write bytes to file");
+        buff_writer
+            .flush()
+            .expect("failed to write all bytes to file");
 
         assert!(Meta::calculate_total_file_size(path_file.as_path()) == 100);
     }
-
 }