test/spy/test_subroutine.rb in spy-0.2.4 vs test/spy/test_subroutine.rb in spy-0.2.5

@@ -224,10 +224,17 @@
     end
 
     def test_spy_get_can_retrieve_a_spy
       pen_write_spy = spy_on(@pen, :write).and_return(:hello)
       assert_equal :hello, @pen.write(:world)
-      assert_equal pen_write_spy, Subroutine.get(@pen, :write)
       assert Subroutine.get(@pen, :write).has_been_called?
+      assert_same pen_write_spy, Subroutine.get(@pen, :write)
+    end
+
+    def test_spy_hook_raises_an_error_on_an_already_hooked_method
+      spy_on(@pen, :write)
+      assert_raises AlreadyHookedError do
+        spy_on(@pen, :write)
+      end
     end
   end
 end