Fix defaulted constructed SEQUENCE component initialization (#146)

When SEQUENCE has defaulted component of constructed type,
recursively instantiate defaulted component and assign instantiated
asn1 object to SEQUENCE field.

1 files changed, 16 insertions, 0 deletions

diff --git a/tests/type/test_univ.py b/tests/type/test_univ.py
index 44a3add..357c9e5 100644
--- a/tests/type/test_univ.py
+++ b/tests/type/test_univ.py
@@ -1407,6 +1407,22 @@ class Sequence(BaseTestCase):
         s.clear()
         assert s.getComponentByPosition(1, default=None) is None
 
+    def testGetComponentWithConstructedDefault(self):
+
+        class Sequence(univ.Sequence):
+            componentType = namedtype.NamedTypes(
+                namedtype.NamedType('name', univ.OctetString()),
+                namedtype.DefaultedNamedType('nick', univ.SequenceOf(
+                    componentType=univ.Integer()
+                ).setComponentByPosition(0, 1)),
+            )
+
+        s = Sequence()
+
+        assert s.getComponentByPosition(1, default=None, instantiate=False) is None
+        assert s.getComponentByPosition(1, instantiate=False) is univ.noValue
+        assert s.getComponentByPosition(1) == [1]
+
     def testGetComponentNoInstantiation(self):
 
         class Sequence(univ.Sequence):