1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_gc.rb b/test/ruby/test_gc.rb
index 32b6e9f481..b294c5445e 100644
--- a/test/ruby/test_gc.rb
+++ b/test/ruby/test_gc.rb
@@ -1,5 +1,7 @@
 require 'test/unit'
 
+require_relative "envutil"
+
 class TestGc < Test::Unit::TestCase
   class S
     def initialize(a)
@@ -78,4 +80,12 @@ class TestGc < Test::Unit::TestCase
   ensure
     GC.stress = prev_stress
   end
+
+  def test_gc_parameter
+    env = {
+      "RUBY_GC_MALLOC_LIMIT" => "60000000",
+      "RUBY_HEAP_MIN_SLOTS" => "100000"
+    }
+    assert_normal_exit("1", "[ruby-core:39777]", :child_env => env)
+  end
 end