diff --git a/src/filter/time.rs b/src/filter/time.rs
index 9631f13..4777f0f 100644
--- a/src/filter/time.rs
+++ b/src/filter/time.rs
@@ -151,15 +151,21 @@ mod tests {
         let t1s_later = ref_time + Duration::from_secs(1);
         // Timestamp only supported via '@' prefix
         assert!(TimeFilter::before(&ref_time, &ref_timestamp.to_string()).is_none());
-        assert!(TimeFilter::before(&ref_time, &format!("@{}", ref_timestamp))
-            .unwrap()
-            .applies_to(&t1m_ago));
-        assert!(!TimeFilter::before(&ref_time, &format!("@{}", ref_timestamp))
-            .unwrap()
-            .applies_to(&t1s_later));
-        assert!(!TimeFilter::after(&ref_time, &format!("@{}", ref_timestamp))
-            .unwrap()
-            .applies_to(&t1m_ago));
+        assert!(
+            TimeFilter::before(&ref_time, &format!("@{}", ref_timestamp))
+                .unwrap()
+                .applies_to(&t1m_ago)
+        );
+        assert!(
+            !TimeFilter::before(&ref_time, &format!("@{}", ref_timestamp))
+                .unwrap()
+                .applies_to(&t1s_later)
+        );
+        assert!(
+            !TimeFilter::after(&ref_time, &format!("@{}", ref_timestamp))
+                .unwrap()
+                .applies_to(&t1m_ago)
+        );
         assert!(TimeFilter::after(&ref_time, &format!("@{}", ref_timestamp))
             .unwrap()
             .applies_to(&t1s_later));