1 files changed, 19 insertions, 0 deletions
diff --git a/spec/ruby/core/process/maxgroups_spec.rb b/spec/ruby/core/process/maxgroups_spec.rb
new file mode 100644
index 0000000000..895b384bd0
--- /dev/null
+++ b/spec/ruby/core/process/maxgroups_spec.rb
@@ -0,0 +1,19 @@
+require_relative '../../spec_helper'
+
+platform_is_not :windows do
+  describe "Process.maxgroups" do
+    it "returns the maximum number of gids allowed in the supplemental group access list" do
+      Process.maxgroups.should.is_a?(Integer)
+    end
+
+    it "sets the maximum number of gids allowed in the supplemental group access list" do
+      n = Process.maxgroups
+      begin
+        Process.maxgroups = n - 1
+        Process.maxgroups.should == n - 1
+      ensure
+        Process.maxgroups = n
+      end
+    end
+  end
+end