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@@ -80,6 +80,21 @@ module ThoughtBot # :nodoc:
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         else         assert(!collection.include?(x), msg)
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         end        
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       end
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+      
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+      # Asserts that the given object can be saved
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+      #
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+      #  assert_save User.new(params)
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+      def assert_save(obj)
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+        assert obj.save, "Errors: #{obj.errors.full_messages.join('; ')}"
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+        obj.reload
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+      end
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+
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+      # Asserts that the given object is valid
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+      #
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+      #  assert_save User.new(params)
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+      def assert_valid(obj)
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+        assert obj.valid?, "Errors: #{obj.errors.full_messages.join('; ')}"
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+      end
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     end
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   end
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 end