From 8cc0d3ac0f8e7030ff40958ffe63f76087c0c00e Mon Sep 17 00:00:00 2001
From: Fredrik Meringdal <fredrikmeringdal@Fredriks-MacBook-Pro.local>
Date: Mon, 15 Feb 2021 16:12:04 +0100
Subject: infinite loop bug fix

---
 src/rrulestr.rs | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'src/rrulestr.rs')

diff --git a/src/rrulestr.rs b/src/rrulestr.rs
index 62d1faa..bf616ba 100644
--- a/src/rrulestr.rs
+++ b/src/rrulestr.rs
@@ -748,4 +748,18 @@ mod test {
         assert_eq!(occurences.len(), 7);
         assert!(Utc::now().timestamp() - occurences[0].timestamp() < 2);
     }
+
+    #[test]
+    fn avoids_infinite_loop() {
+        let rrule =
+            "DTSTART:20200427T090000\nFREQ=WEEKLY;UNTIL=20200506T035959Z;BYDAY=FR,MO,TH,TU,WE"
+                .parse::<RRule>()
+                .unwrap();
+        let instances: Vec<_> = rrule
+            .into_iter()
+            .skip_while(|d| *d < Local::now())
+            .take(2)
+            .collect();
+        assert_eq!(instances.len(), 0);
+    }
 }
-- 
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