From b732dba1d0e71caa49465fde477c9145460eecae Mon Sep 17 00:00:00 2001
From: Herwin <herwinw@users.noreply.github.com>
Date: Wed, 28 May 2025 19:37:46 +0200
Subject: [PATCH] Add spec for Timeout.timeout with negative duration argument

---
 library/timeout/timeout_spec.rb | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/library/timeout/timeout_spec.rb b/library/timeout/timeout_spec.rb
index 584b38d8ec..e16bcaea6a 100644
--- a/library/timeout/timeout_spec.rb
+++ b/library/timeout/timeout_spec.rb
@@ -39,4 +39,12 @@
       42
     end.should == 42
   end
+
+  ruby_version_is "3.4" do
+    it "raises an ArgumentError when provided with a negative duration" do
+      -> {
+        Timeout.timeout(-1)
+      }.should raise_error(ArgumentError, "Timeout sec must be a non-negative number")
+    end
+  end
 end