Make render_template mocking clearer

common/lib/xmodule/xmodule/tests/test_xblock_wrappers.py

@@ -66,7 +66,7 @@ class TestXBlockWrapper(object):
     @property
     def leaf_module_runtime(self):
         runtime = Mock()
-        runtime.render_template = lambda *args, **kwargs: unicode((args, kwargs))
+        runtime.render_template = lambda *args, **kwargs: u'{!r}, {!r}'.format(args, kwargs)
         runtime.anonymous_student_id = 'dummy_anonymous_student_id'
         runtime.open_ended_grading_interface = {}
         runtime.seed = 5
@@ -78,7 +78,7 @@ class TestXBlockWrapper(object):
     @property
     def leaf_descriptor_runtime(self):
         runtime = Mock()
-        runtime.render_template = lambda *args, **kwargs: unicode((args, kwargs))
+        runtime.render_template = lambda *args, **kwargs: u'{!r}, {!r}'.format(args, kwargs)
         return runtime
 
     def leaf_descriptor(self, descriptor_cls):
@@ -102,7 +102,7 @@ class TestXBlockWrapper(object):
     @property
     def container_descriptor_runtime(self):
         runtime = Mock()
-        runtime.render_template = lambda *args, **kwargs: unicode((args, kwargs))
+        runtime.render_template = lambda *args, **kwargs: u'{!r}, {!r}'.format(args, kwargs)
         return runtime
 
     def container_descriptor(self, descriptor_cls):

lms/djangoapps/courseware/tests/__init__.py

@@ -80,7 +80,7 @@ class BaseTestXmodule(ModuleStoreTestCase):
         self.runtime = get_test_system()
         # Allow us to assert that the template was called in the same way from
         # different code paths while maintaining the type returned by render_template
-        self.runtime.render_template = lambda template, context: unicode((template, sorted(context.items())))
+        self.runtime.render_template = lambda template, context: u'{!r}, {!r}'.format(template, sorted(context.items()))
         model_data = {'location': self.item_descriptor.location}
         model_data.update(self.MODEL_DATA)
 

lms/djangoapps/courseware/tests/test_videoalpha_xml.py

@@ -104,7 +104,7 @@ class VideoAlphaModuleUnitTest(unittest.TestCase):
     def test_videoalpha_constructor(self):
         """Make sure that all parameters extracted correclty from xml"""
         module = VideoAlphaFactory.create()
-        module.runtime.render_template = lambda template, context: unicode((template, sorted(context.items())))
+        module.runtime.render_template = lambda template, context: u'{!r}, {!r}'.format(template, sorted(context.items()))
 
         fragment = module.runtime.render(module, None, 'student_view')
         expected_context = {