Add complete on view support to render_xblock view.

openedx/core/lib/tests/test_xblock_utils.py

@@ -100,7 +100,7 @@ class TestXblockUtils(SharedModuleStoreTestCase):
             block=course,
             view='baseview',
             frag=fragment,
-            context=None,
+            context={"wrap_xblock_data": {"custom-attribute": "custom-value"}},
             usage_id_serializer=lambda usage_id: quote_slashes(unicode(usage_id)),
             request_token=uuid.uuid1().get_hex()
         )
@@ -109,6 +109,7 @@ class TestXblockUtils(SharedModuleStoreTestCase):
         self.assertIn('data-runtime-class="TestRuntime"', test_wrap_output.content)
         self.assertIn(data_usage_id, test_wrap_output.content)
         self.assertIn('<h1>Test!</h1>', test_wrap_output.content)
+        self.assertIn('data-custom-attribute="custom-value"', test_wrap_output.content)
         self.assertEqual(test_wrap_output.resources[0].data, u'body {background-color:red;}')
         self.assertEqual(test_wrap_output.resources[1].data, 'alert("Hi!");')
 

openedx/core/lib/xblock_utils/__init__.py

@@ -92,6 +92,9 @@ def wrap_xblock(
     data = {}
     data.update(extra_data)
 
+    if context:
+        data.update(context.get('wrap_xblock_data', {}))
+
     css_classes = [
         'xblock',
         'xblock-{}'.format(markupsafe.escape(view)),