diff --git a/crates/api-grub/src/logger.rs b/crates/api-grub/src/logger.rs
index 995adb1..de3e8fa 100644
--- a/crates/api-grub/src/logger.rs
+++ b/crates/api-grub/src/logger.rs
@@ -23,4 +23,28 @@ pub async fn setup_logger() -> Result<()> {
 
     info!("Logger configured");
     Ok(())
+}
+
+
+#[cfg(test)]
+mod logger_unittests {
+    use tokio::test;
+    use super::*;
+    #[test]
+    async fn check_logger_builder() {
+        Builder::new()
+        .format(move |buf, record| {
+            writeln!(
+                buf,
+                "|{}| {} [{}] - {}",
+                "api-grubber",
+                Local::now().format("%d-%m-%Y %H:%M:%S"),
+                record.level(),
+                record.args(),
+            )
+        })
+        .filter(None, LevelFilter::Info)
+        .target(env_logger::Target::Stdout)
+        .init();
+    }
 }
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