From 7c0972ba11d95e506ab9ce786934af0aa5b95a67 Mon Sep 17 00:00:00 2001
From: Christian Bruckmayer <christian.bruckmayer@shopify.com>
Date: Tue, 11 Apr 2023 11:39:18 +0100
Subject: [PATCH] Allow passing in an empty order file

---
 ruby/lib/ci/queue/bisect.rb | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/ruby/lib/ci/queue/bisect.rb b/ruby/lib/ci/queue/bisect.rb
index 2a43e875..f877bfb5 100644
--- a/ruby/lib/ci/queue/bisect.rb
+++ b/ruby/lib/ci/queue/bisect.rb
@@ -48,7 +48,10 @@ def succeeded!
       attr_reader :config
 
       def slices
-        @tests.each_slice((@tests.size / 2.0).ceil).to_a
+        slice_size = (@tests.size / 2.0).ceil
+        return [[], []] if slice_size <= 0
+
+        @tests.each_slice(slice_size).to_a
       end
 
       def first_half