diff --git a/tests/common/mod.rs b/tests/common/mod.rs
new file mode 100644
index 0000000..9f37c2a
--- /dev/null
+++ b/tests/common/mod.rs
@@ -0,0 +1,28 @@
+use std::fs::{File, OpenOptions};
+use std::io::Write; // Add this line to import the Write trait
+
+const CSV_DATA: &str = r#"Nombre,Apellido,Edad,Correo electronico,Profesion
+Juan,Perez,32,jperez@gmail.com,medico
+Maria,Gomez,28,mgomez@gmail.com,abogado
+Carlos,Sánchez,45,csanchez@gmail.com,ingeniero
+Ana,Ruiz,36,aruiz@gmail.com,arquitecta
+Luis,Martínez,29,lmartinez@gmail.com,profesor
+Laura,Domínguez,41,ldominguez@gmail.com,enfermera
+Pedro,Fernández,33,pfernandez@gmail.com,diseñador
+Lucía,Ramos,26,lramos@gmail.com,psicóloga
+Diego,Navarro,39,dnavarro@gmail.com,empresario
+Paula,Hernández,31,phernandez@gmail.com,publicista
+"#;
+
+pub fn setup(file_full_path: &str) {
+    let _ = File::create(&file_full_path).unwrap();
+
+    for line in CSV_DATA.lines() {
+        let mut file = OpenOptions::new()
+            .write(true)
+            .append(true)
+            .open(&file_full_path)
+            .unwrap();
+        writeln!(file, "{}", line).unwrap();
+    }
+}