diff --git a/src/lib/lib.rs b/src/lib/lib.rs
index 858048e..4e631e7 100644
--- a/src/lib/lib.rs
+++ b/src/lib/lib.rs
@@ -43,7 +43,6 @@ use extractors::{
     fn test_extract_zip() {
         let input_path = Path::new("src/test_data/test.zip");
         let output_directory = create_temp_dir();
-        let perms = 644;
     
         // Extract the zip file
         let result = extract_zip(input_path, &output_directory);
@@ -51,95 +50,32 @@ use extractors::{
     
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
 
         // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
 
-        let tf1 = File::open("test_dir/testfile_01").expect("Failed to open test file");
-        let tf1_metadata = tf1.metadata();
-        let tf1_permissions = tf1_metadata.expect("Failed to open test file").permissions();
-        let tf1_mode = tf1_permissions.mode();
-        let tf1_chmod = mode_to_chmod(tf1_mode);
-        let tf1_perms_eq;
-        if tf1_chmod == perms {
-            tf1_perms_eq = true;
-        } else {
-            tf1_perms_eq = false;
-        }
-
-        let tf2 = File::open("test_dir/testfile_02").expect("Failed to open test file");
-        let tf2_metadata = tf2.metadata();
-        let tf2_permissions = tf2_metadata.expect("Failed to open test file").permissions();
-        let tf2_mode = tf2_permissions.mode();
-        let tf2_chmod = mode_to_chmod(tf2_mode);
-        let tf2_perms_eq;
-        if tf2_chmod == perms {
-            tf2_perms_eq = true;
-        } else {
-            tf2_perms_eq = false;
-        }
-
-        let tf3 = File::open("test_dir/testfile_01").expect("Failed to open test file");
-        let tf3_metadata = tf3.metadata();
-        let tf3_permissions = tf3_metadata.expect("Failed to open test file").permissions();
-        let tf3_mode = tf3_permissions.mode();
-        let tf3_chmod = mode_to_chmod(tf3_mode);
-        let tf3_perms_eq;
-        if tf3_chmod == perms {
-            tf3_perms_eq = true;
-        } else {
-            tf3_perms_eq = false;
-        }
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
         
-        let csum1 = File::open("test_dir/checksum_01").expect("Failed to open test file");
-        let csum1_metadata = csum1.metadata();
-        let csum1_permissions = csum1_metadata.expect("Failed to open test file").permissions();
-        let csum1_mode = csum1_permissions.mode();
-        let csum1_chmod = mode_to_chmod(csum1_mode);
-        let csum1_perms_eq;
-        if csum1_chmod == perms {
-            csum1_perms_eq = true;
-        } else {
-            csum1_perms_eq = false;
-        }
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
 
-        let csum2 = File::open("test_dir/checksum_02").expect("Failed to open test file");
-        let csum2_metadata = csum2.metadata();
-        let csum2_permissions = csum2_metadata.expect("Failed to open test file").permissions();
-        let csum2_mode = csum2_permissions.mode();
-        let csum2_chmod = mode_to_chmod(csum2_mode);
-        let csum2_perms_eq;
-        if csum2_chmod == perms {
-            csum2_perms_eq = true;
-        } else {
-            csum2_perms_eq = false;
-        }
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
 
-        let csum3 = File::open("test_dir/checksum_03").expect("Failed to open test file");
-        let csum3_metadata = csum3.metadata();
-        let csum3_permissions = csum3_metadata.expect("Failed to open test file").permissions();
-        let csum3_mode = csum3_permissions.mode();
-        let csum3_chmod = mode_to_chmod(csum3_mode);
-        let csum3_perms_eq;
-        if csum3_chmod == perms {
-            csum3_perms_eq = true;
-        } else {
-            csum3_perms_eq = false;
-        }
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
 
-        let perms_eq;
-        if csum1_perms_eq == true && csum2_perms_eq == true && csum3_perms_eq == true && tf1_perms_eq == true && tf2_perms_eq == true && tf3_perms_eq == true {
-            perms_eq = true;
-        } else {
-            perms_eq = false;
-        }
-        
-        assert_eq!(perms_eq,true);
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
         
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
@@ -157,13 +93,33 @@ use extractors::{
         
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
-        assert_eq!(checksum_02, true);
-        assert_eq!(checksum_03, true);
         
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
+        assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
+        assert_eq!(checksum_03, true);
+
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
+
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
             eprintln!("Failed to delete test directory: {:?}", err);
@@ -180,12 +136,32 @@ use extractors::{
         
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
+
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
         
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
@@ -266,13 +242,33 @@ use extractors::{
         
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
 
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
+
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
             eprintln!("Failed to delete test directory: {:?}", err);
@@ -284,19 +280,38 @@ use extractors::{
     fn test_extract_tbz2() {
         let input_path = Path::new("src/test_data/test.tbz2");
         let output_directory = create_temp_dir();
-        //get the text in checksum_01,checksum_02,checksum_03 and compare to the hashes of testfile_01 testfile_02 and testfile_03
-        //assert equality
+
         let result = extract_tbz2(input_path, &output_directory);
         assert!(result.is_ok());
 
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
+
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
         
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
@@ -309,20 +324,38 @@ use extractors::{
     fn test_extract_tgz() {
         let input_path = Path::new("src/test_data/test.tgz");
         let output_directory = create_temp_dir();
-        //get the text in checksum_01,checksum_02,checksum_03 and compare to the hashes of testfile_01 testfile_02 and testfile_03
-        //assert equality
         let result = extract_tgz(input_path, &output_directory);
         assert!(result.is_ok());
 
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
 
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
+
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
             eprintln!("Failed to delete test directory: {:?}", err);
@@ -334,20 +367,38 @@ use extractors::{
     fn test_extract_txz() {
         let input_path = Path::new("src/test_data/test.txz");
         let output_directory = create_temp_dir();
-        //get the text in checksum_01,checksum_02,checksum_03 and compare to the hashes of testfile_01 testfile_02 and testfile_03
-        //assert equality
         let result = extract_txz(input_path, &output_directory);
         assert!(result.is_ok());
         
         // Check checksums and assert equality
         let checksum_01 = verify_checksum("test_dir/checksum_01", "test_dir/testfile_01").unwrap();
-        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
-        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
-
         assert_eq!(checksum_01, true);
+        
+        let checksum_02 = verify_checksum("test_dir/checksum_02", "test_dir/testfile_02").unwrap();
         assert_eq!(checksum_02, true);
+        
+        let checksum_03 = verify_checksum("test_dir/checksum_03", "test_dir/testfile_03").unwrap();
         assert_eq!(checksum_03, true);
 
+        // Check Permissions match original 644 compression perms
+        let tf1_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf1_perms.is_ok());
+
+        let tf2_perms = check_permissions("test_dir/testfile_02",644);
+        assert!(tf2_perms.is_ok());
+        
+        let tf3_perms = check_permissions("test_dir/testfile_01",644);
+        assert!(tf3_perms.is_ok());
+
+        let csum1_perms = check_permissions("test_dir/checksum_01",644);
+        assert!(csum1_perms.is_ok());
+
+        let csum2_perms = check_permissions("test_dir/checksum_02",644);
+        assert!(csum2_perms.is_ok());
+
+        let csum3_perms = check_permissions("test_dir/checksum_03",644);
+        assert!(csum3_perms.is_ok());
+
         // Delete the test directory at the end of the test
         if let Err(err) = fs::remove_dir_all(&output_directory) {
             eprintln!("Failed to delete test directory: {:?}", err);
@@ -429,4 +480,12 @@ use extractors::{
     
         flags
     }
+    fn check_permissions(filepath: &str, perms: u32) -> Result<bool, std::io::Error> {
+        let file = File::open(filepath)?;
+        let metadata = file.metadata()?;
+        let permissions = metadata.permissions();
+        let mode = permissions.mode();
+        let chmod = mode_to_chmod(mode);
+        Ok(chmod == perms)
+    }
 }