From be8677e1c3359f8f7b4040b3dfc039774c82c873 Mon Sep 17 00:00:00 2001
From: Jan Franchini <janfranchini@gmail.com>
Date: Sat, 11 Nov 2023 11:28:27 +0000
Subject: [PATCH] test(cron): should return error if running out of IDs

---
 cron_test.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/cron_test.go b/cron_test.go
index 47ba49c..7ac1fa4 100644
--- a/cron_test.go
+++ b/cron_test.go
@@ -785,6 +785,20 @@ func TestMultiThreadedStartAndStop(t *testing.T) {
 	cron.Stop()
 }
 
+func TestRunningOutOfIDs(t *testing.T) {
+	cron := New()
+	cron.next = ID(^uint(0))
+
+	_, err := cron.Add("* * * * *", func() {})
+	if err != nil {
+		t.Error("non-nil error")
+	}
+	_, err = cron.Add("* * * * *", func() {})
+	if err == nil {
+		t.Error("expected error, got nil")
+	}
+}
+
 func wait(wg *sync.WaitGroup) chan bool {
 	ch := make(chan bool)
 	go func() {