A start on getting these tests to run again.

common/lib/capa/capa/tests/response_xml_factory.py

@@ -241,6 +241,27 @@ class CustomResponseXMLFactory(ResponseXMLFactory):
         return ResponseXMLFactory.textline_input_xml(**kwargs)
 
 
+class SymbolicResponseXMLFactory(ResponseXMLFactory):
+    """ Factory for creating <symbolicresponse> XML trees """
+
+    def create_response_element(self, **kwargs):
+        cfn = kwargs.get('cfn', None)
+        answer = kwargs.get('answer', None)
+        options = kwargs.get('options', None)
+
+        response_element = etree.Element("symbolicresponse")
+        if cfn:
+            response_element.set('cfn', str(cfn))
+        if answer:
+            response_element.set('answer', str(answer))
+        if options:
+            response_element.set('options', str(options))
+        return response_element
+
+    def create_input_element(self, **kwargs):
+        return ResponseXMLFactory.textline_input_xml(**kwargs)
+
+
 class SchematicResponseXMLFactory(ResponseXMLFactory):
     """ Factory for creating <schematicresponse> XML trees """
 

common/lib/capa/capa/tests/test_responsetypes.py

@@ -186,7 +186,10 @@ class ImageResponseTest(ResponseTest):
 
 
 class SymbolicResponseTest(unittest.TestCase):
-    def test_sr_grade(self):
+    from response_xml_factory import SymbolicResponseXMLFactory
+    xml_factory_class = SymbolicResponseXMLFactory
+
+    def test_symbolic_response_grade(self):
         symbolicresponse_file = os.path.dirname(__file__) + "/test_files/symbolicresponse.xml"
         test_lcp = lcp.LoncapaProblem(open(symbolicresponse_file).read(), '1', system=test_system)
         correct_answers = {'1_2_1': 'cos(theta)*[[1,0],[0,1]] + i*sin(theta)*[[0,1],[1,0]]',