1 files changed, 18 insertions, 0 deletions
diff --git a/spec/rubyspec/library/etc/group_spec.rb b/spec/rubyspec/library/etc/group_spec.rb
new file mode 100644
index 0000000000..8b92cb7bf0
--- /dev/null
+++ b/spec/rubyspec/library/etc/group_spec.rb
@@ -0,0 +1,18 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../shared/windows', __FILE__)
+require 'etc'
+
+describe "Etc.group" do
+  it_behaves_like(:etc_on_windows, :group)
+
+  platform_is_not :windows do
+    it "raises a RuntimeError for parallel iteration" do
+      proc {
+        Etc.group do | group |
+          Etc.group do | group2 |
+          end
+        end
+      }.should raise_error(RuntimeError)
+    end
+  end
+end