test/test_characterizable.rb in characterizable-0.0.7 vs test/test_characterizable.rb in characterizable-0.0.8

@@ -103,10 +103,16 @@
     a.make = 'Ford'
     a.variant = 'Taurus V6 DOHC'
     assert_same_contents [], a.characteristics.potential.keys
   end
   
+  should "know what's next" do
+    a = Automobile.new
+    a.make = 'Ford'
+    assert_equal true, a.characteristics.potential.keys.include?(:model_year)
+  end
+  
   should "know what characteristics are wasted and why" do
     a = Automobile.new
     a.hybridity = 'Electric'
     a.variant = 'Taurus V6 DOHC'
     assert_equal 'Electric', a.characteristics[:hybridity]
@@ -295,7 +301,20 @@
     assert_same_contents [:make, :model_year, :size_class, :hybridity], a.characteristics.effective.keys
     a.model = 'Taurus'
     assert_same_contents [:make, :model_year, :model, :variant], a.characteristics.effective.keys
     a.make = nil
     assert_same_contents [:size_class, :hybridity], a.characteristics.effective.keys
+  end
+  
+  should "allow characterizations to be amended" do
+    class Fickle
+      include Characterizable
+      characterize do
+        has :foo
+      end
+      characterize do
+        has :bar
+      end
+    end
+    assert_equal [:bar, :foo], Fickle.characteristics.keys.sort { |a, b| a.to_s <=> b.to_s }
   end
 end