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/optional/capi/fixtures/proc.rb

@@ -0,0 +1,20 @@
+class CApiProcSpecs
+  def call_nothing
+  end
+
+  def call_Proc_new
+    Proc.new
+  end
+
+  def call_block_given?
+    block_given?
+  end
+
+  def call_rb_Proc_new
+    rb_Proc_new(0)
+  end
+
+  def call_rb_Proc_new_with_block
+    rb_Proc_new(0) { :calling_with_block }
+  end
+end