Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/library/openstruct/shared/inspect.rb

@@ -0,0 +1,20 @@
+describe :ostruct_inspect, shared: true do
+  it "returns a String representation of self" do
+    os = OpenStruct.new(name: "John Smith")
+    os.send(@method).should == "#<OpenStruct name=\"John Smith\">"
+
+    os = OpenStruct.new(age: 20, name: "John Smith")
+    os.send(@method).should be_kind_of(String)
+  end
+
+  it "correctly handles self-referential OpenStructs" do
+    os = OpenStruct.new
+    os.self = os
+    os.send(@method).should == "#<OpenStruct self=#<OpenStruct ...>>"
+  end
+
+  it "correctly handles OpenStruct subclasses" do
+    os = OpenStructSpecs::OpenStructSub.new(name: "John Smith")
+    os.send(@method).should == "#<OpenStructSpecs::OpenStructSub name=\"John Smith\">"
+  end
+end