1 files changed, 43 insertions, 0 deletions
diff --git a/spec/ruby/core/module/refinements_spec.rb b/spec/ruby/core/module/refinements_spec.rb
new file mode 100644
index 0000000000..05658a8b0e
--- /dev/null
+++ b/spec/ruby/core/module/refinements_spec.rb
@@ -0,0 +1,43 @@
+require_relative '../../spec_helper'
+
+describe "Module#refinements" do
+  it "returns refinements defined in a module" do
+    ScratchPad.record []
+
+    m = Module.new do
+      refine String do
+        ScratchPad << self
+      end
+
+      refine Array do
+        ScratchPad << self
+      end
+    end
+
+    m.refinements.sort_by(&:object_id).should == ScratchPad.recorded.sort_by(&:object_id)
+  end
+
+  it "does not return refinements defined in the included module" do
+    ScratchPad.record []
+
+    m1 = Module.new do
+      refine Integer do
+        nil
+      end
+    end
+
+    m2 = Module.new do
+      include m1
+
+      refine String do
+        ScratchPad << self
+      end
+    end
+
+    m2.refinements.should == ScratchPad.recorded
+  end
+
+  it "returns an empty array if no refinements defined in a module" do
+    Module.new.refinements.should == []
+  end
+end