implement/test len

zopefoundation · May 4, 2013 · ae7d9c8 · ae7d9c8
1 parent 51402b8
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diff --git a/src/Record/__init__.py b/src/Record/__init__.py
@@ -107,3 +107,6 @@ def __add__(self, other):
 
     def __mul__(self, other):
         raise TypeError('Record objects do not support repetition')
+
+    def __len__(self):
+        return len(self._schema)
diff --git a/src/Record/tests.py b/src/Record/tests.py
@@ -141,3 +141,7 @@ def test_add(self):
     def test_mul(self):
         r = R((1, 2, None))
         self.assertRaises(TypeError, r.__mul__, 3)
+
+    def test_len(self):
+        r = R((1, 2, None))
+        self.assertEqual(len(r), 3)