From 0abbab9eb16baf0995deaab2fbb3850ace50bdd9 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Mon, 15 Jan 2024 22:46:21 +0900
Subject: [PATCH] [Bug #20184] Test for low memory

---
 test/ruby/test_process.rb | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
index 7e317c08402312..0e417f0fef6517 100644
--- a/test/ruby/test_process.rb
+++ b/test/ruby/test_process.rb
@@ -2838,4 +2838,11 @@ def test_concurrent_group_and_pid_wait
     [t1, t2, t3].each { _1&.join rescue nil }
     [long_rpipe, long_wpipe, short_rpipe, short_wpipe].each { _1&.close rescue nil }
   end if defined?(fork)
+
+  def test_low_memory_startup
+    omit "JIT enabled" if %w[YJIT RJIT].any? {|n| RubyVM.const_defined?(n) and RubyVM.const_get(n).enabled?}
+    (25..27).each {|i| as = 1<<i; assert_normal_exit("", "AS: %x" % as, rlimit_as: as)}
+  rescue ArgumentError, Errno::EINVAL => e
+    omit e.message
+  end
 end