From 41349bb1e8532b4a72ede912c169cf91208ac450 Mon Sep 17 00:00:00 2001
From: Hiroshi SHIBATA <hsbt@ruby-lang.org>
Date: Wed, 16 Sep 2026 21:21:08 +0900
Subject: [PATCH] Require NUMBER_OF_PROCESSORS in test_nprocessors

A missing variable turned the lower bound into 0, which the existing assertion already covers.

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
---
 test/etc/test_etc.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/etc/test_etc.rb b/test/etc/test_etc.rb
index 611832e7899..d0e19f31cee 100644
--- a/test/etc/test_etc.rb
+++ b/test/etc/test_etc.rb
@@ -168,7 +168,7 @@ class TestEtc < Test::Unit::TestCase
     n = Etc.nprocessors
     assert_operator(1, :<=, n)
     if /mswin|mingw/ =~ RUBY_PLATFORM
-      assert_operator(ENV["NUMBER_OF_PROCESSORS"].to_i, :<=, n)
+      assert_operator(Integer(ENV.fetch("NUMBER_OF_PROCESSORS")), :<=, n)
     end
   end