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/core/proc/binding_spec.rb

@@ -0,0 +1,21 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Proc#binding" do
+  it "returns a Binding instance" do
+    [Proc.new{}, lambda {}, proc {}].each { |p|
+      p.binding.should be_kind_of(Binding)
+    }
+  end
+
+  it "returns the binding associated with self" do
+    obj = mock('binding')
+    def obj.test_binding(some, params)
+      lambda {}
+    end
+
+    lambdas_binding = obj.test_binding(1, 2).binding
+
+    eval("some", lambdas_binding).should == 1
+    eval("params", lambdas_binding).should == 2
+  end
+end