Notify on insert().

2 files changed, 20 insertions, 2 deletions

diff --git a/src/pyexiv2.py b/src/pyexiv2.py
index 3b1a04a..e72e9d9 100644
--- a/src/pyexiv2.py
+++ b/src/pyexiv2.py
@@ -262,6 +262,9 @@ class ListenerInterface(object):
     def extended(self, items):
         raise NotImplementedError()
 
+    def item_inserted(self, index, item):
+        raise NotImplementedError()
+
     # TODO: define other methods.
 
 
@@ -307,6 +310,10 @@ class NotifyingList(list):
         super(NotifyingList, self).extend(items)
         self._notify_listeners('extended', items)
 
+    def insert(self, index, item):
+        super(NotifyingList, self).insert(index, item)
+        self._notify_listeners('item_inserted', index, item)
+
 
 class MetadataTag(object):
 
diff --git a/unittest/notifying_list.py b/unittest/notifying_list.py
index 1834626..862f45a 100644
--- a/unittest/notifying_list.py
+++ b/unittest/notifying_list.py
@@ -52,6 +52,9 @@ class SimpleListener(ListenerInterface):
     def extended(self, items):
         self._notify('extended', items)
 
+    def item_inserted(self, index, item):
+        self._notify('item_inserted', index, item)
+
 
 class TestNotifyingList(unittest.TestCase):
 
@@ -69,6 +72,7 @@ class TestNotifyingList(unittest.TestCase):
         self.failUnlessRaises(NotImplementedError, self.values.__delitem__, 5)
         self.failUnlessRaises(NotImplementedError, self.values.append, 17)
         self.failUnlessRaises(NotImplementedError, self.values.extend, [11, 22])
+        self.failUnlessRaises(NotImplementedError, self.values.insert, 4, 24)
         # TODO: test all operations (insertion, slicing, ...)
 
     def test_one_listener(self):
@@ -86,7 +90,10 @@ class TestNotifyingList(unittest.TestCase):
         self.values.extend([11, 22])
         self.failUnlessEqual(listener.notifications, 4)
         self.failUnlessEqual(listener.last, ('extended', ([11, 22],)))
-        # TODO: test all operations (insertion, slicing, ...)
+        self.values.insert(4, 24)
+        self.failUnlessEqual(listener.notifications, 5)
+        self.failUnlessEqual(listener.last, ('item_inserted', (4, 24)))
+        # TODO: test all operations (slicing, ...)
 
     def test_multiple_listeners(self):
         # Register a random number of listeners
@@ -109,4 +116,8 @@ class TestNotifyingList(unittest.TestCase):
         for listener in listeners:
             self.failUnlessEqual(listener.notifications, 4)
             self.failUnlessEqual(listener.last, ('extended', ([11, 22],)))
-        # TODO: test all operations (insertion, slicing, ...)
+        self.values.insert(4, 24)
+        for listener in listeners:
+            self.failUnlessEqual(listener.notifications, 5)
+            self.failUnlessEqual(listener.last, ('item_inserted', (4, 24)))
+        # TODO: test all operations (slicing, ...)