test/snapshot_test.rb in introspection-0.0.1 vs test/snapshot_test.rb in introspection-0.0.2

@@ -1,50 +1,55 @@
 require "test_helper"
+require "blankslate"
 
 class SnapshotTest < Test::Unit::TestCase
 
   include Introspection
 
   def test_should_report_methods_added
     instance = Class.new.new
     before = Snapshot.new(instance)
-    instance.metaclass.send(:define_method, :foo) {}
+    instance.__metaclass__.send(:define_method, :foo) {}
     after = Snapshot.new(instance)
     diff = before.diff(after)
     assert_equal 1, diff[:added].length
-    assert_equal instance.metaclass, diff[:added][0].owner
+    assert_equal instance.__metaclass__, diff[:added][0].owner
     assert_equal :foo, diff[:added][0].name
   end
 
   def test_should_report_methods_removed
     instance = Class.new.new
-    instance.metaclass.send(:define_method, :foo) {}
+    instance.__metaclass__.send(:define_method, :foo) {}
     before = Snapshot.new(instance)
-    instance.metaclass.send(:remove_method, :foo)
+    instance.__metaclass__.send(:remove_method, :foo)
     after = Snapshot.new(instance)
     diff = before.diff(after)
     assert_equal 1, diff[:removed].length
-    assert_equal instance.metaclass, diff[:removed][0].owner
+    assert_equal instance.__metaclass__, diff[:removed][0].owner
     assert_equal :foo, diff[:removed][0].name
   end
 
   def test_should_indicate_snapshot_has_changed_when_method_is_added
     instance = Class.new.new
     assert_snapshot_changed(instance) do
-      instance.metaclass.send(:define_method, :foo) {}
+      instance.__metaclass__.send(:define_method, :foo) {}
     end
   end
 
   def test_should_indicate_snapshot_has_changed_when_method_is_removed
     instance = Class.new.new
-    instance.metaclass.send(:define_method, :foo) {}
+    instance.__metaclass__.send(:define_method, :foo) {}
     assert_snapshot_changed(instance) do
-      instance.metaclass.send(:remove_method, :foo)
+      instance.__metaclass__.send(:remove_method, :foo)
     end
   end
 
   def test_should_indicate_snapshot_has_not_changed_when_method_no_methods_are_added_or_removed
     instance = Class.new.new
     assert_snapshot_unchanged(instance) {}
+  end
+
+  def test_should_cope_with_blankslate_object
+    assert_nothing_raised { Snapshot.new(BlankSlate.new) }
   end
 
 end
\ No newline at end of file