Fixed tracing setup in tests

ubisync-lib/src/lib.rs

@@ -2,3 +2,16 @@ pub mod api;
 pub mod messages;
 pub mod peer;
 pub mod types;
+
+
+#[macro_export]
+macro_rules! tracing_setup {
+    ($level:expr) => {
+        let _tracing_default_guard = tracing::subscriber::set_default(
+            tracing_subscriber::fmt()
+                .pretty()
+                .with_max_level($level)
+                .finish(),
+        );
+    };
+}