Allow a ListProperty of DictionaryProperties

stix2/properties.py

@@ -129,6 +129,8 @@ class ListProperty(Property):
                 # constructor again
                 result.append(valid)
                 continue
+            elif type(self.contained) is DictionaryProperty:
+                obj_type = dict
             else:
                 obj_type = self.contained
 

stix2/test/test_properties.py

@@ -1,6 +1,6 @@
 import pytest
 
-from stix2 import EmailMIMEComponent, ExtensionsProperty, TCPExt
+from stix2 import CustomObject, EmailMIMEComponent, ExtensionsProperty, TCPExt
 from stix2.exceptions import AtLeastOnePropertyError, DictionaryKeyError
 from stix2.properties import (BinaryProperty, BooleanProperty,
                               DictionaryProperty, EmbeddedObjectProperty,
@@ -266,6 +266,17 @@ def test_dictionary_property_invalid(d):
     assert str(excinfo.value) == d[1]
 
 
+def test_property_list_of_dictionary():
+    @CustomObject('x-new-obj', [
+        ('property1', ListProperty(DictionaryProperty(), required=True)),
+    ])
+    class NewObj():
+        pass
+
+    test_obj = NewObj(property1=[{'foo': 'bar'}])
+    assert test_obj.property1[0]['foo'] == 'bar'
+
+
 @pytest.mark.parametrize("value", [
     {"sha256": "6db12788c37247f2316052e142f42f4b259d6561751e5f401a1ae2a6df9c674b"},
     [('MD5', '2dfb1bcc980200c6706feee399d41b3f'), ('RIPEMD-160', 'b3a8cd8a27c90af79b3c81754f267780f443dfef')],