From 61b962fea31d8909d31ab247a9d6958b89a99c4e Mon Sep 17 00:00:00 2001
From: Gibheer <gibheer@gmail.com>
Date: Thu, 16 Jun 2011 13:16:56 +0200
Subject: [PATCH] * fixed a small bug with ruby 1.9.2 and #<=> * this method is
 implemented for every object, so another check is   needed

---
 lib/polecat/storage/hash_storage.rb      | 4 +++-
 spec/storage/hash_storage/add_spec.rb    | 3 +--
 spec/storage/hash_storage/delete_spec.rb | 2 +-
 spec/storage/hash_storage/find_spec.rb   | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/lib/polecat/storage/hash_storage.rb b/lib/polecat/storage/hash_storage.rb
index 75be644..4f1e433 100644
--- a/lib/polecat/storage/hash_storage.rb
+++ b/lib/polecat/storage/hash_storage.rb
@@ -46,7 +46,9 @@ module Polecat
       end
 
       def check_key key
-        raise ArgumentError, 'key does not support #<=>' unless key.respond_to?(:<=>)
+        unless key.respond_to?(:<=>) && key.respond_to?(:<=)
+          raise ArgumentError, 'key does not support #<=>' 
+        end
       end
       private :check_key
     end
diff --git a/spec/storage/hash_storage/add_spec.rb b/spec/storage/hash_storage/add_spec.rb
index 4285435..43da148 100644
--- a/spec/storage/hash_storage/add_spec.rb
+++ b/spec/storage/hash_storage/add_spec.rb
@@ -17,7 +17,6 @@ describe "HashStorage#add" do
   end
 
   it "raises an error when the attribute does not support #<=>" do
-    s.add('foo', 'bar')
-    lambda { s.add(:foo, 'baz') }.should raise_error(ArgumentError)
+    lambda { s.add(nil, 'baz') }.should raise_error(ArgumentError)
   end
 end
diff --git a/spec/storage/hash_storage/delete_spec.rb b/spec/storage/hash_storage/delete_spec.rb
index 0f4a90e..11080ef 100644
--- a/spec/storage/hash_storage/delete_spec.rb
+++ b/spec/storage/hash_storage/delete_spec.rb
@@ -22,6 +22,6 @@ describe "HashStorage#delete" do
   end
 
   it "raises an error when the argument does not support #<=>" do
-    lambda { s.delete(:foo) }.should raise_error(ArgumentError)
+    lambda { s.delete(nil) }.should raise_error(ArgumentError)
   end
 end
diff --git a/spec/storage/hash_storage/find_spec.rb b/spec/storage/hash_storage/find_spec.rb
index a19553b..a822d4f 100644
--- a/spec/storage/hash_storage/find_spec.rb
+++ b/spec/storage/hash_storage/find_spec.rb
@@ -19,6 +19,6 @@ describe "HashStorage#find" do
   end
 
   it "raises an error when the type does not know #<=>" do
-    lambda { s.find(:foo) }.should raise_error(ArgumentError)
+    lambda { s.find(nil) }.should raise_error(ArgumentError)
   end
 end